Case study: Catalysis & electrochemistry for decarbonization — a startup-to-enterprise scale story

Electrochemical processes consumed approximately 630 TWh of electricity globally in 2025, and that figure is projected to more than triple by 2040 as industries replace fossil-fuel-driven thermal and chemical processes with electrified alternatives. The catalysis and electrochemistry sector has emerged as a critical enabler of industrial decarbonization, with the global green hydrogen electrolyzer market alone reaching $4.2 billion in 2025, up from $1.1 billion in 2022, according to BloombergNEF. Yet the journey from laboratory catalyst innovation to commercial-scale deployment remains one of the most challenging paths in climate technology. This case study traces the startup-to-enterprise trajectory of companies that have navigated the "valley of death" between proof-of-concept and industrial scale, extracting lessons on product-market fit, capital strategy, and operational execution that are directly relevant to investors evaluating opportunities in emerging markets.

Why It Matters

Industrial processes account for approximately 24% of global greenhouse gas emissions, with the production of chemicals, cement, steel, and fertilizers representing the largest sub-sectors. The International Energy Agency's Net Zero Emissions by 2050 Scenario requires a 90% reduction in industrial CO2 emissions, achievable only through a combination of electrification, hydrogen-based processes, carbon capture, and novel catalytic pathways.

Emerging markets are at the center of this transition. India, Southeast Asia, and the Middle East are building new industrial capacity at a pace that will lock in either high-carbon or low-carbon production pathways for decades. India's green hydrogen mission targets 5 million tonnes of annual production by 2030, backed by $2.3 billion in government incentives. Saudi Arabia's NEOM green hydrogen project, a $8.4 billion joint venture between ACWA Power, Air Products, and NEOM, will produce 600 tonnes of green hydrogen per day for conversion to 1.2 million tonnes of green ammonia annually when fully operational in 2026.

For investors, the catalysis and electrochemistry sector offers exposure to multiple decarbonization pathways through a single technology platform. Advanced catalysts and electrochemical systems are required for green hydrogen production, CO2 conversion to fuels and chemicals, ammonia synthesis, direct electrification of chemical processes, and electrochemical energy storage. The total addressable market across these applications exceeds $180 billion by 2035, according to McKinsey estimates.

The investment thesis is compelling but complex. Catalyst and electrolyzer companies face capital-intensive scaling, long development cycles (typically 8 to 15 years from lab to commercial production), and deep technical risk. Understanding which companies have successfully navigated these challenges, and how, provides a roadmap for evaluating early-stage opportunities in the sector.

Key Concepts

Electrolysis uses electrical energy to drive chemical reactions that would not occur spontaneously, most commonly splitting water into hydrogen and oxygen. The three dominant electrolyzer technologies (alkaline, proton exchange membrane or PEM, and solid oxide) differ in operating temperature, efficiency, cost, and responsiveness to variable renewable energy inputs. Alkaline electrolyzers are the most mature and lowest cost ($500 to $800 per kW), PEM systems offer superior dynamic response for coupling with intermittent renewables ($800 to $1,400 per kW), and solid oxide systems achieve the highest efficiencies (up to 90%) but operate at 600 to 850 degrees Celsius with shorter stack lifetimes.

Catalyst Design involves engineering materials at the atomic and nanoscale to accelerate specific chemical reactions while minimizing energy input and unwanted byproducts. For decarbonization applications, catalyst innovation focuses on reducing or eliminating the need for scarce platinum group metals (PGMs), improving durability under harsh industrial conditions, and increasing selectivity for desired products (such as converting CO2 to methanol rather than a mixture of products).

Electrochemical CO2 Reduction (CO2R) converts captured carbon dioxide into valuable chemicals and fuels using electricity. Products include carbon monoxide (for syngas production), formic acid, ethylene, ethanol, and methanol. The technology remains at an earlier stage than water electrolysis, with techno-economic analyses indicating that production costs must fall below $400 per tonne of CO2 converted to compete with fossil-derived chemicals in most markets.

Membrane Electrode Assemblies (MEAs) are the core functional components of electrochemical cells, combining catalysts, membranes, and gas diffusion layers into integrated units. MEA performance, durability, and cost are the primary determinants of system-level economics for electrolyzers and CO2R systems.

What's Working and What Isn't

What's Working

Government-Backed Offtake Agreements Are De-Risking Scale-Up: The single most important enabler of startup-to-enterprise transitions in this sector is the emergence of long-term offtake agreements backed by government incentives. The EU's Hydrogen Bank, which awarded EUR 720 million in its first auction in April 2024 at a weighted average subsidy of EUR 0.48/kg, provides price certainty that enables project financing. India's Strategic Interventions for Green Hydrogen Transition (SIGHT) program offers production-linked incentives of INR 50/kg for three years, reducing the cost gap between green and grey hydrogen.

These mechanisms transform the unit economics for electrolyzer manufacturers. Companies with proven technology at pilot scale can secure offtake agreements that underwrite the capital expenditure for manufacturing facilities, creating a bankable path from demonstration to commercial production that was unavailable even three years ago.

Partnerships Between Catalyst Startups and Industrial Incumbents: The most successful scaling stories in catalysis involve deep partnerships between innovative startups and established industrial companies. Rather than attempting to build entire value chains independently, catalyst startups are licensing their technology to or co-developing products with companies that already operate manufacturing infrastructure, distribution networks, and customer relationships.

Twelve (formerly Opus 12), a CO2 electrolysis startup, partnered with LG Chem to scale electrochemical CO2 reduction technology for chemical production. The partnership gave Twelve access to LG Chem's membrane manufacturing capabilities, polymer chemistry expertise, and Asian distribution channels, while LG Chem gained access to proprietary catalyst formulations that could differentiate its chemical product portfolio.

Modular Manufacturing Reducing Capital Risk: Companies such as ITM Power and Plug Power have shifted from custom-engineered electrolyzer systems to standardized, modular production using gigawatt-scale automated manufacturing lines. ITM Power's Bessemer Park facility in Sheffield, UK, has a nameplate capacity of 1.5 GW annually, using robotic assembly lines that produce standardized PEM electrolyzer stacks. This approach reduces per-unit costs by 40 to 60% compared to bespoke fabrication and, critically for investors, converts the business model from project engineering (low margins, high variability) to manufacturing (scalable margins, predictable throughput).

What Isn't Working

Technology Lock-In Before Market Requirements Stabilize: Several electrolyzer companies committed to specific technology architectures before market requirements were fully understood, leading to expensive pivots. Companies that invested heavily in large-scale alkaline systems optimized for steady-state baseload operation found that many project developers required dynamic response capability to pair with variable renewable energy, a characteristic where PEM technology has inherent advantages. The lesson for investors: evaluate whether a company's technology roadmap aligns with where the market is heading, not just where it is today.

Underestimating the Durability Challenge at Scale: Laboratory catalyst performance frequently degrades when scaled to industrial conditions. Temperature gradients, impurities in feedstock gases, mechanical stress from thermal cycling, and contamination from balance-of-plant materials all accelerate catalyst degradation in ways that are difficult to predict from bench-scale testing. Several companies have reported stack replacement intervals 30 to 50% shorter than initial projections, significantly impacting levelized cost estimates and customer confidence.

Emerging Market Deployment Without Local Technical Capacity: Companies that exported electrolyzer systems to emerging markets without establishing local installation, commissioning, and maintenance capabilities experienced high failure rates and customer dissatisfaction. A green hydrogen project in North Africa saw system availability drop below 60% in its first year due to inadequate local technical support, contamination from sand ingress that was not anticipated in the original design, and spare parts logistics challenges that extended repair timelines from days to weeks.

Key Players

Established Leaders

• ITM Power (Sheffield, UK), a leading PEM electrolyzer manufacturer with 1.5 GW automated production capacity. Key deployments include the REFHYNE project at Shell's Rhineland refinery (10 MW, Europe's largest PEM installation at commissioning) and the Leuna green hydrogen facility in Germany (24 MW). Market cap approximately GBP 600 million. Key differentiator: fully automated gigawatt-scale manufacturing.

• Plug Power (Latham, New York), an integrated green hydrogen company spanning electrolyzers, liquefaction, and fuel cell systems. 2025 revenue exceeded $800 million. Operates the largest PEM electrolyzer manufacturing facility in the US (1 GW annual capacity) at its Vista Innovation Campus in Rochester, NY. Key differentiator: end-to-end hydrogen value chain integration.

• Johnson Matthey (London, UK), a specialty chemicals company with 200+ years of catalyst expertise. Supplies catalyst-coated membranes and MEAs to multiple electrolyzer OEMs. Invested GBP 80 million in a dedicated hydrogen technologies facility in Swindon. Key differentiator: deep materials science expertise and established supply chain relationships across industrial markets.

Emerging Startups

• Twelve (Berkeley, California), an electrochemical CO2 conversion company producing sustainable chemicals and fuels from captured CO2, water, and renewable electricity. Partnership with LG Chem for industrial-scale deployment. Raised $645 million across venture rounds. Key differentiator: proprietary CO2R catalyst with high selectivity for carbon monoxide and ethylene.

• Hysata (Wollongong, Australia), developing a capillary-fed electrolysis cell design that achieves 95% system efficiency (41.5 kWh/kg H2), approximately 20% more efficient than conventional PEM or alkaline systems. Raised AUD 111 million in 2024. Key differentiator: efficiency breakthrough that reduces the electricity cost of hydrogen production.

• Sunfire (Dresden, Germany), specializing in solid oxide electrolysis and co-electrolysis (simultaneous conversion of CO2 and H2O to syngas). Commissioned a 500 MW electrolyzer production facility in 2025. Key differentiator: high-temperature electrolysis achieving system efficiencies above 80% when integrated with industrial waste heat.

Key Investors and Funders

• Breakthrough Energy Ventures has invested across the electrochemistry value chain, including Hysata, Twelve, and multiple catalyst companies, providing patient capital suited to deep-tech timelines.

• ACWA Power (Riyadh, Saudi Arabia) is the largest project developer in green hydrogen, leading the $8.4 billion NEOM project and multiple electrolyzer procurement rounds that have set global pricing benchmarks.

• European Clean Hydrogen Alliance, coordinated by the European Commission, has mobilized commitments for over EUR 300 billion in hydrogen value chain investments through 2030, creating the largest regional ecosystem for electrolyzer deployment.

Examples

1. ITM Power, From University Spinout to Gigawatt Manufacturing

ITM Power was founded in 2001 as a spin-out from Loughborough University, spending its first decade developing PEM electrolyzer technology at laboratory and small pilot scale. The company's breakthrough came in 2019 when it opened its Bessemer Park manufacturing facility with 1 GW annual capacity (later expanded to 1.5 GW), becoming the first electrolyzer manufacturer to invest in automated, high-volume production before securing commensurate order volumes.

This "build it and they will come" strategy was controversial but ultimately validated: ITM Power secured orders exceeding 400 MW in 2024 and 2025, including the Leuna green hydrogen project (24 MW, one of Europe's largest operational electrolyzers) and framework agreements with Linde and Shell for multi-hundred-megawatt deployments. The company's ability to deliver standardized, factory-tested stacks at competitive pricing (approximately $600/kW for large orders) was directly enabled by its manufacturing investment.

The key lesson: in capital equipment markets with predictable demand trajectories, investing in manufacturing capacity ahead of demand creates a durable competitive advantage through cost leadership and delivery reliability that bespoke manufacturers cannot match.

2. Twelve, Translating CO2R Chemistry into Investor-Ready Products

Twelve (formerly Opus 12) was founded in 2015 by three PhD chemists from Stanford who developed a novel catalyst system for electrochemical CO2 reduction. The company spent five years in technology development, navigating the transition from lab-scale cells (producing milligrams of product per hour) to pilot-scale reactors (producing kilograms per hour).

The critical pivot came in 2021 when Twelve shifted from marketing itself as a "CO2 utilization technology" company (a broad, difficult-to-underwrite category) to a "sustainable aviation fuel and chemicals" company with specific products, pricing, and customer targets. This reframing attracted $645 million in venture capital from Breakthrough Energy Ventures, ArcelorMittal, and other strategic investors.

Twelve's partnership with LG Chem, announced in 2024, provided access to membrane manufacturing capabilities and Asian market distribution. The company's first commercial deployment, a facility producing sustainable jet fuel components from industrial CO2 emissions and renewable electricity, is targeting commissioning in 2027. For investors in emerging markets, Twelve's strategy demonstrates how a deep-tech startup can accelerate commercialization through strategic partnerships that provide manufacturing know-how and market access without relinquishing core IP.

3. Sunfire, Leveraging European Industrial Ecosystem for Solid Oxide Scale-Up

Dresden-based Sunfire chose a distinct path by focusing on solid oxide electrolysis, a technology operating at 600 to 850 degrees Celsius that achieves higher efficiencies than low-temperature alternatives, particularly when integrated with industrial processes that provide waste heat. The company's GreenHydrogenAtScale project, supported by EUR 28 million from the German Federal Ministry for Economic Affairs, demonstrated a 2.6 MW solid oxide system, the largest in the world at commissioning.

Sunfire's scaling strategy leveraged the deep industrial supply chain in Saxony, partnering with regional ceramics manufacturers for cell production, local engineering firms for system integration, and Dresden's technical university for materials development. In 2025, the company commissioned a 500 MW annual production facility, targeting green hydrogen and synthetic fuel applications in the European chemical and refining industries.

The key lesson for emerging market investors: Sunfire's approach shows that deep-tech companies can scale more effectively by embedding within existing industrial ecosystems rather than building vertically integrated operations. Emerging markets with established industrial clusters (petrochemicals in the Gulf, steelmaking in India, electronics manufacturing in Southeast Asia) offer analogous ecosystem advantages for electrochemistry scale-up.

Action Checklist

• Evaluate electrolyzer and catalyst companies based on demonstrated manufacturing scale and cost trajectory, not laboratory performance metrics alone
• Assess whether target companies have secured offtake agreements or framework contracts with creditworthy counterparties before committing growth capital
• Examine catalyst durability data under realistic operating conditions (thousands of hours at industrial scale), not short-duration laboratory tests
• Verify that companies deploying in emerging markets have established local technical support, spare parts logistics, and training programs
• Compare technology roadmaps against market demand trajectories (dynamic response capability, efficiency at partial load, tolerance to feedstock variability)
• Evaluate strategic partnerships with industrial incumbents as indicators of commercial readiness and market validation
• Assess IP portfolios for breadth and defensibility, particularly in catalyst formulations and MEA architectures
• Model sensitivity of unit economics to electricity price, capacity factor, and stack replacement interval assumptions

FAQ

Q: What are realistic cost targets for green hydrogen from electrolysis in emerging markets? A: Current production costs range from $3.50 to $6.00/kg depending on electricity cost, capacity factor, and electrolyzer technology. The IEA's Net Zero scenario requires costs below $2.00/kg by 2030 for green hydrogen to displace grey hydrogen in most applications. Emerging markets with excellent renewable resources (solar irradiance above 2,000 kWh/m2/year in the Middle East and North Africa, or low-cost hydropower in Latin America) can achieve electricity costs of $15 to $25/MWh, enabling hydrogen production costs of $2.50 to $3.50/kg with current technology and below $2.00/kg with projected electrolyzer cost reductions to $300 to $500/kW by 2030.

Q: How long does it typically take for a catalysis startup to reach commercial-scale revenue? A: The development timeline from laboratory proof-of-concept to first commercial revenue typically spans 8 to 15 years. Companies with strong industrial partnerships and access to existing manufacturing infrastructure can compress this to 6 to 10 years. Electrolyzer companies have generally moved faster (ITM Power: 18 years from founding to GW-scale manufacturing) than CO2 conversion companies (Twelve: 12 years from founding to first commercial deployment, projected). Investors should expect to commit capital across multiple funding rounds spanning 5 to 8 years before portfolio companies generate meaningful revenue.

Q: What are the biggest technical risks that investors should evaluate? A: Three risks dominate: (1) catalyst durability degradation at scale, where industrial conditions (impurities, temperature cycling, mechanical stress) reduce catalyst lifetime by 30 to 50% compared to laboratory projections; (2) system integration challenges, where balance-of-plant components (power electronics, gas purification, thermal management) contribute 40 to 60% of total system cost and can limit overall performance; and (3) feedstock quality sensitivity, where real-world gas compositions and water qualities in emerging markets differ significantly from laboratory conditions and can poison catalysts or damage membranes.

Q: How do government incentives differ across key emerging markets? A: India offers production-linked incentives of INR 50/kg (approximately $0.60/kg) for green hydrogen and electrolyzer manufacturing incentives under the SIGHT program, with total committed funding of $2.3 billion. Saudi Arabia provides project-level support through ACWA Power and the NEOM project structure, with electricity supply at $15 to $20/MWh from dedicated renewable assets. Brazil offers tax incentives for green hydrogen projects in the Northeast through SUDAM/SUDENE programs, with additional BNDES concessional financing. Chile's CORFO program has allocated $300 million in subsidies for green hydrogen projects in the Atacama and Magallanes regions, targeting production costs below $1.50/kg by 2030 leveraging exceptional wind and solar resources.

Sources

• BloombergNEF. (2025). Hydrogen Electrolyzer Market Outlook: Global Capacity, Costs, and Deployment Trends. New York: Bloomberg LP.
• International Energy Agency. (2025). Net Zero by 2050: A Roadmap for the Global Energy Sector, Updated Edition. Paris: IEA Publications.
• McKinsey & Company. (2025). The Green Hydrogen Economy: Market Sizing and Investment Opportunities Through 2035. New York: McKinsey Global Institute.
• European Commission. (2024). European Hydrogen Bank: First Auction Results and Market Analysis. Brussels: DG Energy.
• ITM Power. (2025). Annual Report and Accounts 2025. Sheffield: ITM Power PLC.
• Twelve. (2025). Electrochemical CO2 Conversion: Technology Progress and Commercialization Roadmap. Berkeley, CA: Twelve Inc.
• Sunfire GmbH. (2025). Solid Oxide Electrolysis at Scale: The GreenHydrogenAtScale Project Final Report. Dresden: Sunfire GmbH.