PEM Electrolyzer Catalyst Materials Market Size & Share 2026-2035

PEM Electrolyzer Catalyst Materials Market Size

The global PEM electrolyzer catalyst materials market was valued at USD 145.5 million in 2025 and is projected to reach USD 218 million in 2026 and expand to approximately USD 1.7 billion by 2035, advancing at a compound annual growth rate of 25.3% from 2026 to 2035.

The historic period from 2022 to 2025 registered an exceptional CAGR of 73.2%, reflecting the rapid early commercialization phase of PEM electrolysis and the first large-scale procurement of precious metal catalyst materials by system manufacturers.

PEM water electrolysis relies on a compact, acidic solid-polymer membrane architecture that mandates the use of platinum group metals (PGMs) at both electrodes. At the anode, iridium oxide (IrOx) - and in some configurations mixed iridium-ruthenium oxides - catalyzes the electrochemically demanding oxygen evolution reaction (OER) in the corrosive, high-potential environment characteristic of PEM operation. At the cathode, nano-dispersed platinum on carbon supports facilitates the hydrogen evolution reaction (HER). These catalyst materials are procured either as unsupported powders, carbon-supported powders, or formulated catalyst inks and dispersions, and are ultimately integrated into CCMs or porous transport electrodes that form the electrochemically active heart of each cell stack.

The catalyst material layer, measured on a volume basis in metric tons of PGMs, represents one of the highest-value cost items per unit of installed electrolyzer capacity. At current state-of-the-art iridium loadings of roughly 1 to 2 milligrams per square centimeter of active area - equivalent to approximately 400 kilograms of iridium per gigawatt of installed PEM capacity - the catalyst bill of materials absorbs a meaningful share of stack-level capex .^{[1]matthey.com - Johnson Matthey, "Two key focus areas will ensure iridium availability does not stall electrolyser growth," JM White Paper} This cost intensity, combined with highly inelastic primary iridium supply of approximately 7 to 7.5 tonnes per year globally, positions catalyst materials as both a commercial opportunity and a strategic constraint for PEM scale-up .^{[2]ipa-news.com - International Platinum Association (IPA), "2026 05 IPA Iridium Factsheet," May 2026}

Global electrolyzer deployment has accelerated sharply. The IEA estimated installed electrolysis capacity at approximately 1.4 gigawatts at end-2023, rising to an estimated 5.2 gigawatts by end-2024, while announced project pipelines across all electrolysis technologies reached approximately 520 gigawatts by 2030. PEM technology commands a growing share of this pipeline, particularly in Europe where regulators have explicitly prioritized PEM's suitability for coupling with intermittent renewable electricity. Europe's installed water electrolysis capacity reached 571 megawatts of electrical capacity by mid-2025, more than doubling between June 2024 and June 2025. Global electrolyzer manufacturing capacity expanded from 25 gigawatts per year in 2023 to an estimated 41 gigawatts per year in 2024, with projections exceeding 165 gigawatts per year by 2030. This capacity build-out directly underpins the growth trajectory for the underlying catalyst materials market.

This report covers the Global PEM Electrolyzer Catalyst Materials Market on a demand-side, revenue basis in USD Million for the period 2022 to 2035, encompassing anode (OER) and cathode (HER) catalyst materials and formed products - CCMs and porous transport electrodes - consumed by PEM water electrolyzers across all end-use applications and geographies.

Key Drivers

1. Accelerating Green Hydrogen Policy Mandates and GW-Scale Electrolyzer Targets

The most consequential near-term demand driver for PEM catalyst materials is the translation of national and regional net-zero commitments into legally binding electrolyzer deployment targets backed by capital incentives. The European Union's revised Renewable Energy Directive (RED III), which entered into force in 2023, establishes binding targets for renewable fuel of non-biological origin (RFNBO) - including renewable hydrogen - requiring that 42% of hydrogen consumed by EU industry come from renewable sources by 2030 .^{[3]energy.ec.europa.eu - European Commission, "Hydrogen - EU's Energy System," 2024} This legislative anchor, combined with the EU's broader target of 40 gigawatts of electrolyzer capacity by 2030 under the REPowerEU plan, creates a defined multi-year procurement signal for catalyst material suppliers. The EU's Electrolyser Partnership is separately targeting a combined annual European electrolyzer manufacturing capacity of 17.5 gigawatts by 2025, which directly translates into MEA and CCM production demands that flow upstream to iridium and platinum catalyst suppliers.

Germany's updated National Hydrogen Strategy doubled its domestic electrolyzer target from 5 gigawatts to at least 10 gigawatts by 2030, complemented by a hydrogen transport infrastructure of more than 1,800 kilometers of pipelines by 2027–2028 .^{[4]bundeswirtschaftsministerium.de - Federal Ministry for Economic Affairs and Climate Action, Germany, "National Hydrogen Strategy Update," 2023} The German government's support for IPCEI hydrogen projects includes up to 500 megawatts of dedicated electrolysis build-out, with an initial focus on high-purity green hydrogen supply for industrial users. Germany's actual installed electrolyzer capacity stood at 114 megawatts at end-2024, with 185 megawatts operational by 2025 and a further 1.1 gigawatts under construction. The pace of build-out directly paces catalyst consumption, and the scale of the pipeline makes Germany the largest single near-term national catalyst demand source within Europe.

In the United States, the Bipartisan Infrastructure Law allocated $1 billion to a Clean Hydrogen Electrolysis Program targeting a cost reduction pathway to $2 per kilogram of hydrogen by 2026. The DOE's Regional Clean Hydrogen Hubs program is deploying capital across seven hubs, with PEM electrolysis as the predominant technology selection for renewable-coupled production nodes. Total U.S. electrolyzer capacity reached 4.5 gigawatts of planned or installed capacity by 2024, including 1 gigawatt added since 2023. The Inflation Reduction Act's Production Tax Credit for clean hydrogen further tilts the economics toward early investment in green hydrogen assets, creating a pull-through effect on PEM stack commissioning and associated catalyst procurement.

Beyond Europe and the United States, Japan's hydrogen roadmap, South Korea's target of producing 2.64 megatons of hydrogen annually by 2040, China's 14th Five-Year Plan hydrogen targets, and Saudi Arabia's goal of 1.2 million tonnes per year of green hydrogen by 2030 collectively define a global policy architecture that underpins the market's 25.3% CAGR trajectory. The catalyst market's revenue growth is thus not speculative - it is anchored in committed project pipelines backed by public capital and regulatory mandate.

2. Declining Renewable Electricity Costs Driving PEM Electrolyzer Demand

The economic viability of green hydrogen via PEM electrolysis is directly governed by the cost of renewable electricity, which accounts for 70–90% of the levelized cost of hydrogen production. Sustained and accelerating reductions in solar photovoltaic and wind electricity costs have progressively improved the project economics for green hydrogen, reducing the threshold renewable electricity price needed to approach cost-competitiveness with grey hydrogen alternatives.

In 2024, the global weighted-average levelized cost of electricity (LCOE) for new utility-scale onshore wind projects stood at USD 0.034 per kilowatt-hour, while solar photovoltaic reached USD 0.043 per kilowatt-hour - both substantially below the cost of new fossil fuel-based generation. The International Renewable Energy Agency reports that 91% of all newly commissioned utility-scale renewable capacity in 2024 delivered electricity at a lower cost than the cheapest new fossil fuel alternative, with renewables avoiding USD 467 billion in fossil fuel costs that year. Between 2010 and 2024, solar PV total installed costs fell from approximately USD 4,731 per kilowatt to USD 691 per kilowatt - a decline of over 85% - while onshore wind total installed costs declined by 55%.

These cost reductions have a direct transmission mechanism to PEM electrolyzer demand: at electricity prices below approximately USD 0.03–0.05 per kilowatt-hour in renewable-rich geographies - already achieved in parts of the Middle East, Chile, Australia, and Iberia - the levelized cost of hydrogen from PEM electrolysis approaches USD 2–4 per kilogram, a threshold that begins to challenge grey hydrogen production costs in regions exposed to natural gas price volatility. BloombergNEF projects continued declines of 2–11% in clean power technology costs in 2025, with the LCOE for clean technologies forecast to fall 22–49% further by 2035. This multi-decade cost reduction trajectory supports the 2035 market endpoint and validates the forecast CAGR even in scenarios where near-term deployment falls short of the most ambitious policy targets.

For the catalyst materials market specifically, lower renewable electricity costs not only increase overall electrolyzer deployment volume - expanding the addressable market - but also change project economics in ways that favor PEM over alkaline electrolysis in applications where load-following capability justifies a higher catalyst cost per kilowatt. As renewable electricity in many geographies becomes a curtailed surplus rather than a premium input, PEM's demonstrated capability to absorb rapid power ramp changes makes it operationally preferable for co-located renewable-electrolyzer configurations, directly supporting anode and cathode catalyst demand growth.

3. Industrial Decarbonization Driving Replacement of Grey Hydrogen Feedstocks

Global hydrogen demand reached approximately 97 million tonnes in 2023 and is estimated to approach 100 million tonnes by 2024, almost entirely produced from unabated fossil fuels - principally steam methane reforming and coal gasification. The chemical and petrochemical sector accounts for the largest share of this demand, where hydrogen serves as a feedstock for ammonia synthesis, methanol production, and hydrocracking in petroleum refining. This existing demand base represents the most proximate and commercially certain pathway for green hydrogen market growth: replacing existing grey hydrogen consumption - where infrastructure, handling expertise, and regulatory frameworks are already in place - avoids the cost of new end-use market development.

EU policy is directly targeting this grey-to-green substitution through the RED III RFNBO mandate, which requires European industrial users to source 42% of their consumed hydrogen from renewable origin by 2030. In ammonia production - a sector that consumed approximately 35 million tonnes of hydrogen globally in 2023 - electrolytic hydrogen cuts well-to-gate emissions by approximately 85% relative to SMR-produced hydrogen. In steelmaking, green hydrogen enables the direct reduction of iron ore in processes that produce near-zero process CO₂ emissions, as demonstrated by the Stegra plant in Sweden, which uses hydropower-coupled PEM electrolysis to produce green hydrogen for DRI-based steelmaking. These industrial substitution applications have defined commissioning timelines, known hydrogen consumption rates, and established procurement relationships with industrial gas and catalyst suppliers - making them reliable mid-to-long-term demand anchors for the PEM catalyst market.

The IEA projects that with current policy support, demand for low-emissions hydrogen could reach more than 6 million tonnes per year by 2030. While this remains well below the 65 million tonnes required in the Net Zero Emissions scenario by 2030, it represents a tenfold increase from the less than 1 million tonnes of low-emissions hydrogen produced in 2023. Chemical and petrochemical end users, which already have large on-site hydrogen demand, represent the most capital-efficient early adopters, and the 31.1% share of the catalyst materials market attributable to this end-user segment in 2025 directly reflects this structural alignment.

4. Superior Efficiency and Dynamic Response of PEM vs. Alkaline Electrolyzers

PEM electrolyzers exhibit operational characteristics that make them the preferred technology in applications requiring rapid load adjustment, high-pressure output, or compact system footprints. Head-to-head comparative studies of alkaline (ALK) and PEM systems under dynamic operating conditions have measured PEM at 4.1–4.3 kWh per normal cubic meter of hydrogen produced, compared with 4.6–4.8 kWh per Nm³ for alkaline systems, indicating a meaningful efficiency advantage at equivalent current densities. On dynamic response, PEM systems demonstrated a current ramp rate of 90% per second compared with 70% per second for alkaline, and a cold start time of approximately 40 seconds versus 175 seconds for alkaline electrolyzers operating under comparable conditions. PEM systems also maintain operability down to approximately 10% of rated load versus approximately 40% for alkaline, enabling tighter coupling to variable renewable generation profiles.

This technical advantage directly increases the market addressable by PEM relative to alkaline for renewable-integrated applications - including grid-scale energy storage, power-to-gas, and distributed on-site generation - where dynamic response and compactness outweigh alkaline's lower capital cost. Europe has explicitly embraced this characteristic: as of early 2024, PEM had become the predominant technology choice among new European electrolyzer projects targeting variable renewable integration, with alkaline concentrated in baseload industrial applications. This shift in the technology mix compounds the catalyst materials market opportunity, as PEM requires roughly three to four times more precious metal catalyst per unit area than alkaline - all of which must be sourced from the narrow pool of PGM suppliers and processor-refiners who can supply catalysts meeting the purity, particle size, and electrochemical performance specifications demanded by stack manufacturers.

Key Restraints

1. Iridium Supply Scarcity

Global primary iridium production is approximately 7 to 7.5 metric tonnes per year, essentially stable since 2019, and is extracted almost entirely as a minor co-product of platinum group metals mining from the Bushveld Complex in South Africa - which accounts for approximately 80–85% of world supply - with secondary contributions from Zimbabwe and Russia. The fundamental supply constraint is geochemical: iridium occurs at concentrations of roughly 0.001 parts per million in the Earth's crust, does not form its own mineable deposits, and its production rate is governed by the economics of primary platinum and palladium mining rather than by iridium demand itself. Johnson Matthey's annual PGM Market Reports document that primary iridium supply has oscillated in a narrow band of approximately 6.2 to 8.5 tonnes per year over the past decade regardless of demand.

Against this fixed supply, current PEM electrolysis requires approximately 400 kilograms of iridium per gigawatt of installed capacity at commercial state-of-the-art loadings. If the IEA's Announced Pledges Scenario of approximately 80 gigawatts of PEM electrolysis capacity by 2030 were realized using current loadings, the PEMWE sector would require 32 to 40 tonnes of iridium by 2030 - four to five times the current annual primary supply. A peer-reviewed analysis from RWTH Aachen University modeling global PEM electrolysis deployment found that under conservative build-out trajectories, cumulative iridium demand could exceed supply from the start of large-scale deployment through 2031, creating a shortfall of approximately 4.5 tonnes requiring an average 7.5% annual increase in supply to bridge - effectively impossible given the co-product nature of iridium mining.

This supply constraint operates as a physical ceiling on the pace of PEM catalyst market growth rather than an absolute barrier. Iridium loading reduction programs - targeting below 0.1 milligrams of iridium per watt of installed capacity by the early 2030s from today's 0.34 to 2.0 mg/W range - and closed-loop recycling of end-of-life catalyst materials are the two systemic responses that can decouple PEM deployment velocity from primary iridium supply. The World Platinum Investment Council projects that at loading targets of below 0.1 mg/W, secondary iridium supply from recycled PEM electrolyzer stacks (7- to 10-year lifecycle) is expected to become meaningful from approximately 2030 onward. Until these loading reductions are validated at commercial scale and recycling infrastructure matures, iridium scarcity moderates the market's upside scenario and introduces real procurement risk for project developers planning gigawatt-scale electrolyzer installations.

2. High Precious Metal Loading Requirements

Iridium oxide loading at the anode and platinum loading at the cathode together represent one of the highest cost line items per unit area of MEA at current commercial standards. The DOE's 2022 status for total PGM content across both electrodes stands at approximately 3.0 milligrams per square centimeter, with a 2026 target of 0.5 mg/cm² and an ultimate target of 0.125 mg/cm². The corresponding capital cost in grams of PGM per kilowatt of installed capacity stood at approximately 0.8 g/kW in 2022, with a 2026 target of 0.1 g/kW. The gap between current commercial loadings and these targets is substantial, and meeting them without compromising durability over 80,000-hour operational lifetimes remains an active and unresolved materials engineering challenge.

From a market-impact perspective, high PGM loadings maintain the revenue-per-GW ratio that supports the catalyst materials market's scale - which is why this dynamic functions simultaneously as a market enabler (high value per unit) and a restraint (it slows the pace of new project commitments by inflating electrolyzer system capex). The precious metal cost for the anode catalyst alone currently represents approximately 2.7% of total electrolyzer system cost at prevailing iridium prices. For developers evaluating projects where green hydrogen must compete with grey hydrogen without subsidy, this component cost influences project bankability. The practical implication is that catalyst material suppliers face a strategic tension: reducing loading reduces revenue per GW but could expand total addressable deployment volume if system costs fall sufficiently to unlock new project categories.

3. Catalyst Manufacturing Scale-Up and Quality Control

Transitioning MEA and CCM manufacturing from the batch processing methods appropriate for hundreds of square meters of active area per year to the roll-to-roll continuous coating required for gigawatt-scale supply chains introduces quality control challenges that the industry is only beginning to address systematically. Scale-up testing of catalyst-coated membranes from laboratory cells of 5 cm² to commercial cells of 50 cm² has documented significant and non-linear performance drops - one study recording current density declines from 2.4 A/cm² at 1.8 V to 1.73 A/cm² as active area scales up tenfold under identical catalyst loading and assembly conditions. These inhomogeneities arise from coating streaks, substrate contamination, and non-uniform catalyst dispersion during high-speed slot-die or ultrasonic spray deposition, each of which can create localized degradation hotspots that reduce both efficiency and lifetime.

The DOE's Advanced Manufacturing Program has identified catalyst deposition rate as the rate-limiting factor in current manufacturing scale-up, with precursor deposition - rather than synthesis chemistry - constraining the transition to gigawatt-capable annual output. These scale-up barriers translate directly into delivery timeline risks for project developers and capacity availability constraints for market growth, particularly in the 2025–2028 window when project commissioning demand is projected to ramp sharply ahead of manufacturing infrastructure that can reliably supply it.

PEM Electrolyzer Catalyst Materials Market Segment Analysis

By Catalyst Material

*Anode Catalyst Materials / OER - 76.8% Revenue Share (2025)*

Anode catalyst materials account for 76.8% of total PEM catalyst materials market revenue in 2025 by virtue of three structural factors: the electrochemical severity of the OER environment necessitates rare and expensive iridium-group materials; iridium loading requirements per unit area substantially exceed platinum loadings on the cathode side; and iridium's per-gram price is several multiples above platinum. These economic and technical realities make the anode catalyst the dominant cost and revenue center across the catalyst materials value chain and the primary area of competitive differentiation for the leading PGM specialists.

Iridium-based catalysts constitute the dominant sub-segment within OER materials. Amorphous iridium oxide (IrOx) and crystalline IrO₂ are the established commercial standards, selected for their combination of adequate catalytic activity for the OER and exceptional electrochemical stability in the strongly oxidizing, low-pH environment of a PEM cell at 60–80°C. Commercial products from suppliers such as Johnson Matthey, Heraeus (Actydon | Ir series), and TANAKA (TEC77100 and TEC77110) typically specify iridium contents ranging from 75% to 86% by weight and target specific surface areas from 40 to 120 m²/g depending on the performance-durability trade-off required .^{[5]tanaka-preciousmetals.com - TANAKA Precious Metals, "Electrocatalysts for Fuel Cell / Water Electrolysis (PEM type)"[6]ds.tanaka-preciousmetals.com - TANAKA Precious Metal Technologies, "Development of Ir-Based Electrocatalyst for Polymer Electrolyte Membrane Water Electrolysis," 2025} High-activity amorphous IrOx formulations optimize initial overpotential but degrade more rapidly under operational cycling; crystalline IrO₂ sacrifices some initial activity for extended durability - a trade-off that becomes increasingly significant as customers demand stack lifetimes exceeding 80,000 hours. The DOE's 2026 performance target of 2.0 A/cm² at 1.6 V per cell with a maximum degradation rate of 2.3 mV per 1,000 hours sets the commercial bar that next-generation low-loading catalysts must clear.

Ruthenium-based catalysts represent a commercially nascent but technically significant sub-segment, driven by ruthenium's superior intrinsic activity for the OER relative to iridium at comparable loadings. Pure ruthenium oxide suffers from dissolution and instability under the sustained anodic potential required in PEM operation. Heraeus Precious Metals, in a collaborative development with Sibanye-Stillwater announced in November 2023, introduced a stable mixed iridium-ruthenium oxide catalyst that integrates ruthenium's activity advantage with iridium's stability through a co-precipitation oxide synthesis approach, reporting the ability to save 50–90% of iridium compared with a pure IrOx benchmark while maintaining durability. These mixed-oxide formulations represent the frontier of commercial anode catalyst chemistry and are entering pre-commercial evaluation by European electrolyzer OEMs.

Non-precious metal anode catalysts - including transition metal oxides, spinel and perovskite structures - remain entirely pre-commercial for PEM electrolysis. Their application is fundamentally constrained by insufficient stability in the acidic, oxidizing conditions of a PEM cell; the low-pH environment required for effective proton conduction and gas separation degrades most non-PGM oxide catalysts within hundreds rather than tens of thousands of hours of operation. Iridium-free catalyst durability has been demonstrated in isolated laboratory settings - including H2U Technologies' 25,000-hour test - but none have reached commercial stack validation at scale as of 2025.

*Cathode Catalyst Materials / HER - 23.2% Revenue Share (2025)*

Cathode catalyst materials for the hydrogen evolution reaction are characterized by lower precious metal loadings, more favorable electrochemical conditions (reductive environment), and a more mature materials science base relative to the anode. These factors combine to make the HER catalyst a smaller share of total market revenue despite the large volume of platinum consumed across PEM stack deployments worldwide, measured in metric tons.

Platinum-based catalysts, predominantly platinum nanoparticles dispersed on high-surface-area carbon black (Pt/C), are the industry standard for PEM cathodes. Commercial loadings at the cathode have historically ranged from 0.3 to 0.5 mg Pt/cm², substantially below the 1–2 mg Ir/cm² applied at the anode. Suppliers including Umicore, TANAKA, and Ningbo Zhongke Cotrun offer Pt/C cathode catalysts with platinum contents of 20–40 wt% and particle sizes of approximately 2–5 nanometers optimized for maximum electrochemical surface area, high HER activity, and resistance to carbon support corrosion under operational cycling. TANAKA's recent commercialization of a dual-function catalyst combining OER and gas recombination (GRC) capability directly extends the cathode architecture to address hydrogen crossover from the membrane - enabling thinner membranes without compromising safety margins and receiving the 2025 Technology Award from Japan's Catalyst Manufacturers Association.

Non-precious metal cathode catalysts, including molybdenum sulfide, nickel-phosphide, and single-atom catalysts on nitrogen-doped carbon supports, have demonstrated HER activity approaching platinum benchmarks in laboratory conditions. Their commercial deployment in PEM systems remains limited to experimental configurations. China's government-funded programs explicitly target reducing PGM import dependence in domestic PEM stack manufacturing, and R&D momentum in this area is significant, but none have progressed to commercial production volumes as of 2025.

By Product

The product-level segmentation reflects the value-added manufacturing steps applied to raw catalyst powders as they are converted into functional components integrated into PEM stacks. Each downstream product form commands a premium over the upstream powder, reflecting specialized coating, dispersion, and lamination processing.

Unsupported catalyst powders represent the base commodity tier - bulk IrOx, IrO₂, and Pt black powders supplied to MEA manufacturers, CCM fabricators, and internal R&D teams. This product type carries the lowest margin per gram of PGM but the broadest addressable customer base.

Carbon-supported catalyst powders - Pt/C for cathodes, and in limited cases supported iridium systems - add carbon dispersion processing, yielding products optimized for catalyst ink preparation and electrode application. Supported platinum dominates cathode catalyst supply; the case for iridium on carbon supports at the anode remains technically complex, as carbon undergoes corrosion in the high-potential OER environment, and most commercial anode catalysts remain unsupported.

Catalyst inks and dispersions are stable liquid or paste formulations of catalyst powder in ionomer solution (typically Nafion from Chemours) and solvent blends, supplied to CCM and PTE fabricators as ready-to-coat intermediates. Ink formulation quality - particle dispersion stability, ionomer distribution, solvent composition, and rheology - directly determines coating uniformity and MEA electrochemical performance. The shift from alcohol-based to water-based catalyst ink formulations is an active development area driven by safety and scale-up requirements in continuous manufacturing environments.

Catalyst Coated Membranes (CCMs), at 45.9% revenue share in 2025, represent the highest-value product tier. A CCM integrates the proton exchange membrane (typically Nafion, as there are no known suitable alternatives for PEM water electrolysis applications ) with precision-applied anode and cathode catalyst layers in a single multi-layer structure that is the electrochemically active core of each PEM cell. CCM quality control capability - the ability to apply catalyst layers at sub-milligram uniformity across large active areas - is a major technical differentiator. CCMs are supplied by specialists including Johnson Matthey, Greenerity (Toray subsidiary), and TANAKA as commercial, qualified components that electrolyzer OEMs integrate directly into stack assemblies without further electrode processing.

Catalyst Coated Substrates / Porous Transport Electrodes (PTEs) coat the catalyst layer on a gas diffusion layer or porous transport layer substrate rather than directly on the membrane. PTEs allow greater flexibility in stack assembly and can reduce membrane mechanical stress during handling. Umicore's PLATUNA® platinum coating process for titanium porous transport layers - applied at sub-100-nanometer thickness through a proprietary electrochemical deposition process that eliminates the need for hazardous hydrofluoric acid chemistry - represents a distinct PTE technology that reduces precious metal use while maintaining electrode-membrane interface conductivity.

By Application

Green hydrogen for industrial feedstock is the dominant application by revenue in 2025, encompassing production of renewable hydrogen for ammonia synthesis, methanol production, and refinery hydrocracking - sectors that currently consume the large majority of global hydrogen and where EU RFNBO mandates are driving renewable hydrogen substitution. The 31.1% Chemical & Petrochemical end-user share flows directly from this application category and its commercially near-term project pipeline.

Power-to-gas and grid-scale energy storage encompasses PEM electrolysis used to convert surplus renewable electricity into hydrogen for injection into gas grid networks, underground storage, or reconversion to electricity. This application is growing in Germany, the UK, and California as grid operators seek seasonal storage options beyond battery systems, with PEM's demonstrated dynamic response advantage making it the preferred technology for applications absorbing instantaneous curtailment events.

Mobility and transportation hydrogen supply covers production of gaseous and liquid hydrogen for fuel cell vehicles, particularly hydrogen for heavy-duty trucks, trains, and maritime applications. This segment is less developed than industrial feedstock applications as of 2025 but is growing with hydrogen refueling infrastructure expansion in Europe, Japan, South Korea, and California.

Distributed and on-site hydrogen generation encompasses small-scale PEM electrolyzers installed at industrial sites, research facilities, defense installations, and distributed utility applications, sustaining demand for catalyst materials in smaller batch sizes with more diverse product specifications.

By End User Industry

Energy and power generation encompasses utilities and energy developers deploying PEM electrolysis for green hydrogen production co-located with wind or solar assets, or for grid balancing services. This segment is growing rapidly as Accelera, Nel, and Siemens Energy win multi-hundred-megawatt projects globally.

Chemical and petrochemical is the largest end-user segment at 31.1% in 2025. Ammonia manufacturers seeking to meet RFNBO mandates, methanol producers, and refineries under decarbonization pressure are the core buyers. The proximity of chemical plants to large renewable electricity generation resources, particularly in the Middle East and Latin America, makes this segment the most commercially near-term pathway for gigawatt-scale PEM deployment.

Oil refining and steel production is growing as hydrogen-intensive industrial processes - hydrotreating, DRI-based steelmaking - increasingly face regulatory pressure to decarbonize feedstocks. The Stegra plant in Sweden represents the commercial vanguard of green-hydrogen-enabled DRI steel, while dozens of projects are in feasibility or FEED stages globally.

Automotive and mobility purchases hydrogen for fuel cell vehicle fueling infrastructure. This segment's PEM electrolyzer demand is currently smaller than industrial feedstock applications but carries high growth potential as heavy-duty fuel cell vehicle deployments accelerate in Europe and East Asia.

Research, government, and defense sustains demand for specialty catalyst products and custom MEA formulations across laboratory-scale hydrogen production, defense energy security programs, and national laboratory testbeds.

PEM Electrolyzer Catalyst Materials Market Regional Analysis

North America - 28% of 2025 Revenue

North America held approximately 28% of global PEM catalyst materials market revenue in 2025, underpinned by the United States' comprehensive green hydrogen policy infrastructure. The IRA's Production Tax Credit for clean hydrogen, the $1 billion DOE Clean Hydrogen Electrolysis Program ,^{[7]uscode.house.gov - U.S. Code, 42 USC 16161d, "Clean Hydrogen Electrolysis Program," 2021} and the seven Regional Clean Hydrogen Hubs collectively represent the most comprehensive hydrogen policy toolkit deployed in any non-European jurisdiction. Total U.S. planned and installed electrolyzer capacity reached 4.5 gigawatts by 2024, including 1 gigawatt added in 2023 alone. Linde's 35 MW PEM electrolyzer facility at Niagara Falls, New York - supplied by Accelera by Cummins and powered by hydroelectric energy, commissioned in September 2025 - exemplifies the commercial-scale PEM deployments that directly consume CCM and catalyst materials from the major PGM suppliers. Canada contributes to the regional market through hydropower-coupled electrolysis projects and investment tax credit frameworks parallel to the U.S. IRA, with Chemours (Nafion membrane) and Johnson Matthey (PGM catalyst and CCM) anchoring the dominant supplier relationships for North American electrolyzer system manufacturers.

Europe - 38% (USD 55.3 Million), CAGR 21.5%

Europe is the largest regional market for PEM catalyst materials in 2025 with USD 55.3 million in revenue and a 38% global share, advancing at a forecast CAGR of 21.5% through 2035. The market's depth reflects Europe's regulatory leadership in renewable hydrogen and its concentration of leading PEM technology and catalyst material companies. Germany's 10 GW electrolyzer target by 2030, the EU's 40 GW ambition, and the IPCEI Hy2Tech and Hy2Infra frameworks have generated the largest structured procurement pipeline for electrolyzer components anywhere in the world. Europe's water electrolysis installed capacity reached 571 megawatts by mid-2025, more than doubling in the preceding 12 months, with the first 50+ megawatt-scale PEM systems commissioned in Germany and Denmark in 2025 .^{[8]enagas.es - Hydrogen Europe / ENagas, "Clean Hydrogen Monitor," 2025}

Germany is the largest single national market, driven by its domestic 10 GW target, IPCEI participation, and concentration of electrolyzer OEM manufacturing. BASF's commissioning of a 54 MW PEM electrolyzer at Ludwigshafen in March 2025 - Germany's largest PEM installation at the time - directly consumed CCM and catalyst materials from European PGM specialists. France hosts large-scale projects including Air Liquide's 200 MW Normand'Hy installation (Siemens Energy stacks delivered September 2025). Spain is developing under Cepsa's 2 GW 2030 plan, with 100 MW of PEM capacity from Siemens Energy contracted for the Andalusian Green Hydrogen Valley in May 2024. United Kingdom anchors a significant domestic electrolyzer manufacturing base. Italy and Rest of Europe are growing through EU Innovation Fund-supported projects and national hydrogen strategies.

Asia Pacific - USD 40.7 Million (2025)

Asia Pacific represented USD 40.7 million in revenue in 2025. China dominates the regional market by installed electrolysis capacity - domestic electrolyzer tender volume reached approximately 3 gigawatts in 2025 - but this base is heavily weighted toward alkaline electrolysis technology, which currently accounts for over 91% of domestic shipments. PEM's share in China is growing as applications requiring deep load-following and off-grid integration expand. China's PEM catalyst supply chain remains partially import-dependent for iridium and platinum precursors, creating localization imperatives driving domestic catalyst R&D investment, with Ningbo Zhongke Cotrun New Energy among the leading domestic CCM and catalyst suppliers targeting cost reduction through localized nanostructured catalyst production.

Japan is home to TANAKA Precious Metals - a global top-tier PEM catalyst supplier - and a high-technology hydrogen strategy anchored in import infrastructure and domestic demonstration projects. South Korea hosts Elchemtech, a vertically integrated PEM electrolyzer OEM with domestic catalyst R&D capability, and government hydrogen programs targeting 2.64 megatons of annual hydrogen production by 2040. Australia is developing renewable hydrogen projects targeting export to Japan and South Korea. India is emerging as a manufacturing hub for electrolyzer components with aspirational green hydrogen production targets under its National Green Hydrogen Mission.

Latin America - Fastest Growing Region

Latin America is the fastest-growing regional market through 2035, anchored by Brazil, Mexico, and Argentina. Brazil's potential for world-class solar and wind-powered electrolysis is illustrated by the Ceará Green Hydrogen Hub at the Port of Pecém - targeting 2 gigawatts of electrolyzer capacity and 2 million tonnes per year of ammonia production by 2030. Brazil's government projected R$40 billion (approximately USD 7 billion) in green hydrogen development activity in 2025, with four major projects at various stages in the Northeast region. In Mexico, the Pacifico Mexinol project - for which Techint E&C and Siemens Energy are conducting FEED engineering for a 210 MW electrolysis plant in Sinaloa - represents one of the largest PEM electrolyzer procurement opportunities in the Americas, targeting ultra-low carbon methanol production with a 2029 operational target. Argentina's wind resource endowment in Patagonia positions it for green ammonia and hydrogen export, with early-stage projects in development.

The region's CAGR leadership reflects both the scale of its project pipeline and the low base from which it is growing in 2025. Latin America's catalyst materials demand will be substantially denominated in CCM procurement through project-specific supply agreements during the initial commissioning phases.

Middle East and Africa - Saudi Arabia, UAE, and South Africa

The Middle East, anchored by Saudi Arabia and the UAE, is developing large-scale green hydrogen production capacity primarily for export as green ammonia and for industrial decarbonization. Saudi Arabia's NEOM Green Hydrogen Company project - a 2.2 gigawatt electrolysis facility backed by Air Products, ACWA Power, and NEOM - reached approximately 80% construction completion across all sites by 2025. Saudi Arabia targets 1.2 million tonnes per year of green hydrogen by 2030, escalating to 4 million tonnes per year by 2035. The UAE plans 1.4 million tonnes per year of total hydrogen production (1 Mt/yr green, 0.4 Mt/yr blue) by 2031, targeting 25% penetration of hard-to-abate industrial sectors. While the current NEOM build-out uses Thyssenkrupp Nucera alkaline modules, the region's second-phase projects and industrial integration applications are expected to increase PEM deployment, particularly where load-following performance with variable solar and wind generation is required.

South Africa is the MEA's primary PEM catalyst supply-side interest: HyPlat (Pty) Ltd, a spinout from the University of Cape Town's HySA Catalysis programme, is South Africa's only manufacturer and exporter of PGM-based MEAs for PEM fuel cells and electrolyzers, with the Public Investment Corporation acquiring a 15% shareholding in October 2023 to fund commercialization and scale-up at a planned manufacturing facility at the Dube TradePort Special Economic Zone. South Africa's strategic position as both the world's dominant iridium and platinum producer and a nascent catalyst materials manufacturer creates a unique value-chain integration opportunity.

PEM Electrolyzer Catalyst Materials Market Share & Competitive Landscape

The global PEM electrolyzer catalyst materials market is concentrated among five leading players who collectively hold approximately 63% of 2025 revenue, with the remainder distributed among regional specialists, vertically integrated OEMs, and early-stage entrants. The market's concentration reflects high technical barriers to PGM catalyst manufacturing - including advanced precious metal chemistry, tight particle size and surface area specifications, batch-to-batch consistency requirements, and electrolyzer OEM qualification programs - as well as the limited number of companies with both PGM refining capability and membrane-electrode assembly expertise.

Johnson Matthey plc - Top Global Player (~18% Share, Market Leader)

Johnson Matthey's Hydrogen Technologies unit is the global market leader in PEM electrolyzer catalyst materials, with an estimated approximately 18% revenue share in 2025. The unit's product portfolio encompasses iridium oxide and platinum catalyst powders, catalyst inks, and fully integrated catalyst coated membranes based on decades of fuel cell component manufacturing expertise. JM's CCM technology - applied at both anode (IrOx) and cathode (Pt/C) layers - is qualified into multiple commercial PEM electrolyzer platforms and was selected by Bosch for CCM development for fuel cell stacks in an agreement formalized in February 2025 .^{[9]hydrogenwire.com - HydrogenWire, "Johnson Matthey and Bosch agree to develop catalyst coated membranes for fuel cell stacks," February 2025}

In the financial year ended March 2025, JM recognized a £134 million impairment of the Hydrogen Technologies business, reflecting the broad deceleration of green hydrogen market momentum driven by delayed regulatory incentives, infrastructure gaps, and the cost differential between green and grey hydrogen. The business remained on a trajectory to reach operating profit breakeven by the end of FY2025/26, with no further growth capex being deployed. Separately, JM completed the agreement to sell its Catalyst Technologies business to Honeywell for £1.8 billion, sharpening the group's focus on PGM-intensive, high-growth opportunities including Hydrogen Technologies. A future structural review or further de-risking of Hydrogen Technologies itself has been flagged by the Board - representing a potential corporate action that could reshape the leadership structure of this market.

Heraeus Precious Metals GmbH & Co. KG - Top Global Player (~16–20% Share)

Heraeus is the leading European supplier of iridium and ruthenium anode catalysts and platinum cathode catalysts for PEM electrolysis, with an estimated 16–20% share. Its Actydon™ brand organizes a portfolio of electrolyzer catalyst product families spanning bulk unsupported IrOx, carbon-supported iridium systems, mixed iridium-ruthenium oxides, and specialized catalyst inks. Heraeus's headline technical achievement is a generation of catalysts that save 50–90% of iridium compared with industry benchmark loadings while maintaining performance and durability, targeting 100 kilograms of iridium per gigawatt of installed capacity against the 400 kg/GW current industry standard. In November 2023, Heraeus and Sibanye-Stillwater jointly announced a stable ruthenium-based catalyst combining ruthenium's superior OER activity with a novel iridium-stabilized oxide structure. Heraeus operates dedicated electrolyzer testing facilities and has partnered with Jolt Solutions to develop PGM-based metallic catalysts using proprietary electrode production techniques for PEM electrolysis, targeting a closed-loop product offering integrating PGM trading, hedging, sourcing, and recycling.

Umicore N.V. - Top Global Player (~14–18% Share)

Umicore holds an estimated 14–18% market share with over 30 years of PEM catalyst manufacturing experience. Its portfolio includes anode and cathode catalyst powders for PEM electrolysis, platinum coating services for titanium porous transport layers via the PLATUNA® process, and precious metals recycling enabling closed-loop catalyst recovery. Umicore's Capital Markets Day 2025 highlighted customer assessments indicating Umicore catalysts demonstrate 25% lower PGM content relative to competitive offerings while maintaining best-in-class efficiency and durability. Umicore's integration of PGM refining, catalyst synthesis, and end-of-life recycling creates a closed-loop value proposition increasingly relevant as catalyst recycling becomes both a regulatory requirement and a cost management tool for project developers.

TANAKA Precious Metals - Top Global Player (~12–15% Share)

TANAKA holds approximately 12–15% of market revenue as a Japan-based leader in iridium oxide anode catalysts (TEC77100 high-activity and TEC77110 high-durability) and platinum-based cathode catalysts for PEM electrolysis. TANAKA's dual-function catalyst - combining the OER function with a gas recombination catalyst (GRC) that reduces hydrogen crossover from cathode to anode - received the 2025 Technology Award from the Catalyst Manufacturers Association, Japan in June 2025, the first commercial deployment of such a combined catalyst in PEM water electrolysis. This innovation directly enables use of thinner membranes in commercial stacks while maintaining safety margins on hydrogen concentration at the anode, improving both efficiency and system economics. TANAKA's collaboration with Kyoto University on identifying active OER sites, announced August 2025, reflects its ongoing commitment to fundamental catalyst research as the basis for next-generation low-iridium formulations.

Chemours Company - Top Global Player (~10–13% Share)

Chemours occupies a critical infrastructure position in the PEM catalyst materials market as the manufacturer of Nafion™ ion exchange polymers - the proton exchange membranes, ionomer dispersions, and binder resins that are indispensable to both the membrane and the catalyst layer in virtually all commercial PEM electrolyzers. Nafion™ is described by Chemours as having no known suitable alternatives for proton exchange membranes in PEM water electrolysis, and the membrane-ionomer system accounts for a significant portion of CCM and MEA material cost. Chemours was named lead recipient of a $60 million U.S. Department of Energy grant in 2024 to develop durable, low-resistance Nafion™ membranes specifically for PEM water electrolysis, with project partners including Cummins and the University of Delaware.

Clariant AG - Regional Champion

*Editorial note: Clariant's HyProGen™ product is a water-gas shift / steam-reforming catalyst for blue hydrogen production and is explicitly outside the PEM water electrolysis catalyst scope of this report. The following profile covers only Clariant's specialty functional materials contributions relevant to PEM electrolyzer component manufacturing.*

Clariant's specialty chemicals expertise - developed across heterogeneous catalysis, adsorbent, and specialty polymer applications in its Catalysts and Adsorbents & Additives business units - intersects with the formulation challenges of PEM catalyst ink manufacturing. Specialty dispersants, rheology modifiers, and surface-active agents from Clariant's chemistry portfolio are applicable to the production of stable, homogeneous dispersions of iridium oxide nanoparticles in water-alcohol-ionomer solvent systems. As PEM catalyst ink manufacturing moves toward aqueous formulations to reduce flammability and VOC emissions in roll-to-roll coating facilities, specialty additive chemistries provide an enabling contribution to processing quality and scale-up reproducibility. Clariant's precise revenue attribution within the PEM electrolyzer catalyst materials market scope is limited, and its position is classified as Regional Champion reflecting primarily European customer relationships and a niche specialty chemistry contribution to MEA manufacturing processes rather than a direct PGM catalyst supply role.

Elchemtech Co. Ltd. - Vertically Integrated PEM Electrolyzer OEM

*Editorial classification: Elchemtech is a vertically integrated PEM electrolyzer OEM, not an open-market catalyst supplier. The following profile covers Elchemtech's in-house catalyst materials R&D for internal stack integration.*

Elchemtech is a South Korean company that has developed in-house capability across the full PEM water electrolysis value chain - including catalyst synthesis, MEA/CCM manufacturing, stack assembly, and complete system integration - as a basis for technical differentiation and cost control in its H2Lyser® PEM electrolyzer product line. Elchemtech was among the first Korean companies to achieve commercial-scale PEM electrolysis and holds the distinction of executing Korea's first export of PEM electrolyzer stacks - to Czech company NANO Advanced s.r.o. in December 2024. An MoU with India's BGR Tech Ltd in 2024 targets PEM stack supply to India and the possible assembly of PEM stacks domestically. Elchemtech's self-developed catalyst, MEA, and stack technologies - covering active areas from laboratory-scale to 3,000 cm² large-format cells and 1 MW system configurations - position it as a model for the vertically integrated OEM structure that some commercial-scale electrolyzer companies are pursuing to reduce dependence on open-market precious metal catalyst suppliers.

Greenerity GmbH - Regional Champion

Greenerity, headquartered in Alzenau, Bavaria and a subsidiary of Toray Industries, is a specialist manufacturer of CCMs and membrane electrode assemblies for both PEM electrolysis and PEM fuel cells. In PEM electrolysis, Greenerity develops and supplies catalyst-coated membranes integrating anode and cathode catalyst layers with the proton exchange membrane in a single, electrochemically optimized structure for delivery to European and global electrolyzer OEMs. Greenerity constructed a third manufacturing facility in Alzenau targeting more than one gigawatt of water electrolyzer CCM production capacity - tripling its prior CCM output for electrolyzers - as the hydrogen market scales. Greenerity's participation at Hydrogen Technology World Expo alongside Toray highlights its positioning at the intersection of advanced polymer membrane technology and precision catalyst coating. The company occupies the downstream product tier where the highest margin in the catalyst materials value chain is realized.

HyPlat (Pty) Ltd - Emerging Player

HyPlat is a South Africa-based specialist in PGM catalyst and MEA manufacturing for PEM fuel cells and electrolyzers, incubated through the University of Cape Town's HySA Catalysis centre of competence under South Africa's Hydrogen South Africa (HySA) Flagship Programme. HyPlat is the first South African manufacturer and exporter of MEAs for European markets, offering PGM-based catalyst powders, 2-layer gas diffusion electrodes, 3-layer catalyst coated membranes, and 5- to 7-layer full MEAs. The company is a subsidiary of Bambili Energy, which received a 15% shareholding investment from South Africa's Public Investment Corporation (PIC) in October 2023 under GEPF and DSTI mandates to support the company's progression from R&D toward commercialization. A proposed manufacturing facility at the Dube TradePort Special Economic Zone is in feasibility assessment and could create up to 1,200 permanent positions at full production. HyPlat's strategic positioning - leveraging South Africa's dominant PGM resource base, locally developed IP, and access to European export markets - offers a potentially differentiated supply chain for green hydrogen project developers seeking geographic diversification from European and Japanese catalyst suppliers.

Magneto / Elicron (now Elicron) - Emerging Player

Elicron was formed in February 2025 through the merger of Swedish-based Permascand (owned by Altor Equity Partners, which completed its acquisition in February 2024) with Magneto Special Anodes (formerly a brand of Xylem Inc. with facilities in the Netherlands and China). The combined entity - operating under the Elicron name following rebranding in 2025 - brings together more than 125 years of combined experience in catalytic coatings, electrodes, and electrochemical cells across water treatment, industrial solutions, and electrification and renewables segments. Elicron's positioning within the PEM water electrolyzer catalyst materials scope is nascent: the company's core heritage is in dimensionally stable anodes for chlor-alkali and water treatment applications, and its expansion into green hydrogen electrolyzer electrode materials is an emerging business initiative rather than an established commercial position. The merger creates a global platform with manufacturing in Sweden, the Netherlands, and China and stated ambitions in the Electrification & Renewables segment, including PEM-WE catalyst and electrode materials. Elicron is therefore classified as an emerging player with commercial presence in adjacent electrochemical coatings that positions it for potential entry into open-market PEM catalyst supply as the market scales.

Ningbo Zhongke Cotrun New Energy Science Technology Co. Ltd. - Regional Champion

Ningbo Zhongke Cotrun (traded under the YHKC brand) is a China-based high-tech enterprise whose core technology team originated from the Shanghai Advanced Research Institute of the Chinese Academy of Sciences. The company specializes in nanostructured electrocatalysts, MEAs for PEM fuel cells and water electrolyzers, and integrated PEM electrolyzer assemblies. Its commercial product range includes Pt/C cathode catalysts (HiCaP40 series at 40 wt% Pt with 2.8 nm particle size) and IrOx anode catalyst formulations, as well as full MEA assemblies with active areas up to 3,600 cm² and precious metal loadings as low as 0.8 mg/cm². Annual MEA production exceeds 10,000 m², and the company serves customers in Europe, North America, and Asia. Ningbo Zhongke Cotrun holds over 20 invention patents and has received recognition from China's Renewable Energy Society for technology innovation. As a Regional Champion, it competes primarily in the domestic Chinese and Asian PEM electrolyzer market with plans for increasing international presence as the global market scales.

Advent Technologies Holdings Inc. - Emerging Player (Pre-commercial in PEM-WE Scope)

Advent Technologies Holdings, Inc. (NASDAQ: ADN) is a Delaware corporation headquartered in Livermore, California, with membrane electrode assembly (MEA) and fuel-cell product-development facilities also in Patras, Greece. The company's commercial and intellectual foundation rests entirely on high-temperature proton-exchange membrane (HT-PEM) technology, not on the standard PEM water-electrolysis (PEM-WE) catalyst materials that define the competitive field in which Johnson Matthey, Umicore, and Heraeus operate. HT-PEM MEAs are engineered to operate above 180 °C using phosphoric-acid-doped membranes and tolerate reformed liquid fuels such as e-methanol and renewable natural gas - a fundamentally different electrochemical regime from the low-temperature iridium-oxide anode and platinum cathode architecture of commercial PEM-WE stacks. Advent holds more than 100 patents in HT-PEM technology and generates current revenue from fuel-cell systems, MEAs, membranes, and electrodes for fuel-cell and iron-flow-battery applications, with joint development agreements with Airbus, Hyundai Motors, and the U.S. Army representing its principal commercial pipeline. Its fourth-generation stationary power product had accumulated more than 1,200 units sold worldwide as of early 2024.

Advent has disclosed two grant-funded development programs that include electrolyzer manufacturing but have not yet entered commercial production in any electrolyzer segment. The Green HiPo project, approved under the EU's IPCEI Hy2Tech framework, involves a €60 million total authorized budget, with Greece formally inviting Advent's subsidiary Advanced Energy Technologies S.A. to receive €24 million in state aid from the Just Transition Fund; the project explicitly covers the development, design, and manufacture of HT-PEM electrolyzers - not standard PEM-WE systems - for green-hydrogen production at a planned facility in Kozani, Western Macedonia. In November 2024, the EU Innovation Fund approved the full requested grant of €34.534 million for Advent's RHyno (Renewable Hydrogen Innovative Technologies) project, with Advent's Greek subsidiary signing the grant agreement with CINEA on March 5, 2025; RHyno targets megawatt-scale manufacturing infrastructure for fuel cells and electrolyzers incorporating Advent's MEA technology, oriented toward aviation, maritime, and heavy-duty automotive decarbonization. Both programs remain pre-commercial: neither has generated product revenue, and both are structured as R&D infrastructure grants rather than commercial supply agreements. Advent has not disclosed participation in, or supply of catalyst materials for, standard PEM-WE electrolyzers operated by other manufacturers.

Advent's financial position by mid-2025 represents a critical constraint on its competitive trajectory. The company's Q2 2025 10-Q (period ended June 30, 2025) reported a going-concern conclusion, with management identifying substantial doubt about the company's ability to continue operations for twelve months from the filing date. Cash on hand at June 30, 2025 was $0.1 million against current liabilities of $29.4 million, producing a negative working capital position of $27.8 million and total liabilities of $36.1 million against a stockholders' deficit of $29.4 million. Revenue collapsed from $3.4 million in the first half of 2024 to $0.2 million in the first half of 2025, a decline of approximately 93%, attributed in part to deferred recognition of JDA and technology-access-agreement services. Nasdaq issued a delist determination on August 18, 2025, citing Advent's failure to restore the minimum $2.5 million stockholders' equity threshold; Advent stated its intent to appeal the determination. Against this backdrop, Advent does not constitute an active participant in the commercial PEM-WE catalyst materials supply chain as of the current reporting period, and its electrolyzer-related programs remain contingent on sustained grant funding and operational continuity that are materially uncertain.

Recent Industry Developments

• March 2025 - BASF Commissions Germany's Largest PEM Electrolyzer at Ludwigshafen: BASF commissioned a 54 MW PEM electrolyzer at its Ludwigshafen chemical complex - the largest PEM facility in Germany at the time - with an annual capacity of up to 8,000 metric tons of hydrogen, receiving up to €124.3 million in federal and state government funding as an IPCEI Hy4Chem project. This commissioning represents a direct industrial-scale consumption event for PEM catalyst materials and validates on-site green hydrogen generation for large-scale chemical process decarbonization.
• February 2025 - Accelera by Cummins to Supply 100 MW PEM System for bp's Lingen Green Hydrogen Project: Accelera announced it will supply a 100 MW HyLYZER® PEM electrolyzer system - comprising 20 individual HyLYZER-1000 units - for bp's Lingen green hydrogen plant in Germany, Accelera's largest single electrolyzer deployment to date, with commissioning targeted for 2027 and an annual output of up to 11,000 tonnes of green hydrogen.
• February 2025 - Elicron Formed: Permascand and Magneto Special Anodes Complete Merger: Permascand and Magneto Special Anodes completed their merger in February 2025 to form what was subsequently rebranded as Elicron - a global advanced electrochemical solutions company with approximately 350 specialists across Europe, North America, and Asia. The merger brought together catalytic coating and electrode manufacturing capabilities relevant to PEM electrolyzer applications, signaling consolidation in the electrochemical components supply chain.
• September 2025 - Plug Power Delivers First Electrolyzer Array for Galp's 100 MW Sines Project, Portugal: Plug Power delivered the first 10 MW GenEco™ PEM electrolyzer array to Galp's Sines Refinery - the first module of a 100 MW total PEM installation described as the largest PEM hydrogen electrolyzer project underway in Europe at the time of delivery, backed by a combined €650 million Galp investment in green hydrogen and HVO/SAF production. Full 100 MW capacity is targeted for the first half of 2026.
• September 2025 - Linde Receives 35 MW PEM Electrolyzer at Niagara Falls, New York: Accelera by Cummins delivered a 35 MW PEM electrolyzer system - its largest single deployment globally at the time - to Linde's new green hydrogen facility at Niagara Falls, powered by hydroelectric energy, doubling Linde's U.S. green liquid hydrogen capacity and establishing a blueprint for pairing mature renewable resources with commercial-scale PEM electrolysis.
• September 2025 - Siemens Energy Delivers First PEM Stacks to Air Liquide's 200 MW Normand'Hy Project, France: Siemens Energy delivered 12 PEM electrolyzer stacks to Air Liquide's Normand'Hy facility at Port-Jérôme, Normandy, the first modules of a 200 MW total installation scheduled for 2026 startup, making it among France's largest green hydrogen production facilities. The scale of this project generates substantial ongoing catalyst materials procurement for the CCM and catalyst suppliers qualified into the Siemens Energy stack platform.
• June 2025 - TANAKA Receives Japan's 2025 Technology Award for PEM Electrolysis Catalyst: TANAKA PRECIOUS METAL TECHNOLOGIES received the 2025 Technology Award from the Catalyst Manufacturers Association, Japan, for the development and practical application of its dual-function OER + gas recombination catalyst - the first commercial deployment of this combined functionality in PEM water electrolysis, enabling thinner membranes and improved hydrogen safety margins while maintaining high electrolysis efficiency.
• FY2024-25 - Johnson Matthey Sells Catalyst Technologies to Honeywell for £1.8 Billion: Johnson Matthey completed the agreement to sell its Catalyst Technologies business to Honeywell, sharpening JM's strategic focus on PGM-intensive, high-growth businesses including Hydrogen Technologies, Clean Air Solutions, and PGM Products. The Hydrogen Technologies unit - including CCM and electrolyzer catalyst operations - is being managed toward operating profit breakeven as the strategic core of the post-divestiture JM, while the Board pursues options to further de-risk this business.
• August 2025 - TANAKA and Kyoto University Announce Joint Research to Identify OER Active Sites: TANAKA Precious Metals and Kyoto University announced a joint research program targeting fundamental identification of the active catalytic sites responsible for the oxygen evolution reaction in PEM electrolysis, as the basis for next-generation low-iridium catalyst design, representing the current frontier of academic-industry partnership in OER catalyst science.
• 2024 - Chemours Selected for $60 Million in U.S. DOE Grants for PEM Membrane Development: The U.S. Department of Energy selected Chemours as lead recipient for $60 million in Bipartisan Infrastructure Law grants - across two projects - to develop durable, low-resistance Nafion™ membranes for PEM water electrolysis and to participate in the H2CIRC hydrogen component recycling infrastructure consortium, directly targeting the two cost and durability barriers most critical to the membrane's long-term role in commercial PEM electrolysis.