Green Ammonia Companies List

Green Ammonia Companies List

Green ammonia is rapidly penetrating global energy and fertilizer sectors, propelled by surging demand for zero-carbon marine fuels and sustainable agriculture inputs amid tightening IMO emissions regulations and EU decarbonization mandates. Key drivers include plummeting renewable electrolysis costs and Brazil's expanding wind/solar capacity enabling cost-competitive exports to Europe and Asia.

The Global Green Ammonia Market was valued at around USD 0.657 Billion in 2025 and is projected to reach USD 22.67 Billion by 2032, growing at a CAGR of 65.82% during 2026-32. According to Markntel Advisors, key Green Ammonia players play a significant role in sustaining this demand through strategic partnerships and technology deployments. These leaders prioritize scalable electrolyzer integrations, off-take agreements, and regional hubs to de-risk investments. For instance, in February 2025, Uniper SE and Kyuden International signed an MoU for hydrogen/ammonia trading and CCUS, leveraging Uniper’s green ammonia portfolio for Asian-European expansion. Similarly, Sungrow Hydrogen supplied electrolysis equipment for ACME’s 320 MW Oman project in January 2025, targeting 300 tonnes daily output by 2026; ACME also secured BASF off-take for Europe in November 2024. Saipem and Nel ASA launched IVHY™ 100 in October 2024 for industrial decarbonization, while First Ammonia partnered with Topsoe for a 100 MW Texas plant operational by 2027, slashing CO2 emissions. Skovgaard Energy, Vestas, and Topsoe’s Denmark facility, launched August 2024, produces 5,000 tonnes annually, cutting 8,200 tonnes CO2 with government backing. These initiatives underscore players' pivotal role in market acceleration.

Top 5 Green Ammonia Companies in the World (2025)

Siemens AG

Siemens AG, founded in 1847, is a global conglomerate headquartered in Munich, Germany. The company focuses heavily on electrification, automation, and digitalization for sustainable industry transformation. Siemens has strategically positioned itself in the green ammonia market by developing hydrogen electrolyzer technology critical for green ammonia production. Its innovation in power-to-X solutions enables efficient renewable energy integration, supporting decarbonization. Siemens’ key strategies include large-scale project partnerships, advancing electrolyzer efficiency, and leveraging its global manufacturing and service networks. Its market impact is significant due to its technological leadership and extensive industrial footprint, driving green ammonia adoption across Europe, Asia, and the Americas. Siemens’ commitment to sustainability and clean hydrogen solutions supports global energy transition agendas and creates scalable pathways for green ammonia commercialization.

ThyssenKrupp AG

Established in 1811 and headquartered in Essen, Germany, ThyssenKrupp AG is a diversified industrial giant engaged in steel production, engineering, and chemical technology. The company has diversified into green ammonia markets by focusing on electrolyzer manufacturing and ammonia synthesis technologies. ThyssenKrupp’s core strategies involve innovation in hydrogen production, strategic investments in green hydrogen infrastructure, and collaborations with energy companies to develop decarbonized ammonia plants globally. Its market impact stems from its capacity to supply integrated systems that combine steel and chemical expertise, enabling cost-efficient green ammonia production solutions. ThyssenKrupp’s involvement accelerates the green ammonia transition, especially in Europe, by integrating green hydrogen into industrial value chains and enabling sustainable fertilizer production.

Nel ASA

Founded in 1927 and headquartered in Oslo, Norway, Nel ASA specializes in hydrogen production and fueling solutions. As a recognized leader in water electrolysis technology, Nel is a key player in green ammonia production by providing modular electrolyzers and integrated systems. The company’s core strategies include innovation in electrolyzer scalability, strategic partnerships for large green ammonia projects, and expanding manufacturing capacity to meet growing demand. Nel ASA significantly impacts the market by enabling cost-effective and flexible green hydrogen production, essential for green ammonia synthesis. Its involvement in pioneering projects worldwide, including partnerships with engineering firms and energy suppliers, positions Nel as a cornerstone in the global hydrogen economy and green ammonia value chain.

GreenHydrogen ApS

GreenHydrogen ApS, established in 2020 and headquartered in Denmark, focuses exclusively on green hydrogen technology development and deployment. The company’s primary strategy centers on producing efficient, small- to mid-scale electrolyzers designed for green ammonia production and other hydrogen applications. GreenHydrogen’s market impact is marked by fostering decentralized green ammonia production, often in partnership with renewable energy providers to enable local hydrogen economies. It prioritizes sustainable and cost-effective solutions, accelerating green ammonia adoption in Europe and beyond. By leveraging cutting-edge electrolyzer design and project agility, GreenHydrogen supports emerging markets’ ambitions to scale green ammonia for energy and fertilizer sectors.

Enapter S.r.l.

Enapter S.r.l., founded in 2017 and based in Italy, is a pioneer in modular and scalable hydrogen electrolyzers. Enapter’s strategic focus revolves around mass manufacturing of affordable anion exchange membrane (AEM) electrolyzers, which are integral to green ammonia production. The company’s approach emphasizes decentralized hydrogen generation, enabling flexible and scalable green ammonia projects globally. Enapter actively partners with energy firms and research institutions to enhance electrolyzer performance and integrate renewable energy sources. Their market impact lies in democratizing green hydrogen production technology, lowering barriers for industries transitioning to green ammonia, especially in Europe and emerging markets. Enapter is recognized for innovation-driven growth and contributing to the hydrogen economy’s rapid expansion.

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Leading Opportunities for Key Green Ammonia Companies

• Integration with Renewable Energy Hubs: Key players have an opportunity to partner with large-scale renewable energy projects, particularly in regions like Brazil, Australia, and the Middle East, where abundant wind and solar resources enable low-cost green hydrogen production. This integration allows companies to offer competitively priced green ammonia, accelerating industrial and export demand.
• Decarbonization of Hard-to-Abate Sectors: Green ammonia is emerging as a vital solution for decarbonizing sectors such as maritime shipping, steel manufacturing, and fertilizer production. Companies can capitalize on this by aligning with industries seeking to meet stringent net-zero targets, offering tailored ammonia-based fuel and feedstock solutions.
• Strategic Offtake and Trading Partnerships: Establishing long-term offtake agreements with energy traders, utility companies, and fertilizer manufacturers secures market demand and supports financing for capital-intensive green ammonia projects. Collaborations like Uniper SE and Kyuden International’s MoU exemplify this trend.
• Innovations in Modular Electrolyzer Technologies: Advancements in modular and scalable electrolyzers by companies such as Enapter and GreenHydrogen enable decentralized green ammonia production, paving the way for bespoke solutions adapted to local renewable and industrial contexts, thus expanding market reach.
• Government Incentives and Carbon Pricing Mechanisms: Exploiting emerging regulatory frameworks, including carbon pricing, subsidies, and green hydrogen mandates in key markets, provides financial viability and growth opportunities. Countries like Denmark and the EU are trailblazers in this space, encouraging investment into green ammonia infrastructure.
• Expansion in Emerging and Export Markets: Companies focused on capturing growth opportunities in emerging economies and export corridors can leverage green ammonia’s potential as an energy carrier, especially where domestic feedstock production for fertilizers is limited but demand is rising, e.g., Latin America and Southeast Asia.
• Development of Integrated Value Chains: By vertically integrating production, storage, and logistics capabilities, leading firms can reduce costs and improve supply chain efficiency, enabling scale-up to meet growing demand from diverse end-use sectors such as power generation and chemical manufacturing.

These targeted opportunities empower key green ammonia companies to drive innovation, investment, and market expansion beyond generic demand drivers.

Future of Green Ammonia

The future outlook of green ammonia lies in continuous technological advancements that would drive cost reductions, efficiency improvements, and scalability. Innovations in electrolyzer technologies, such as higher durability and lower energy consumption, will enhance green hydrogen production, the core feedstock for green ammonia. Breakthroughs in modular and flexible production systems will enable integration with variable renewable energy sources, expanding green ammonia’s applicability across diverse geographies. Advancements in carbon capture and utilization will further reduce the lifecycle emissions of ammonia production. Additionally, enhanced storage and transportation solutions will facilitate green ammonia’s role as a global energy carrier. These technological trends position green ammonia as a pivotal component in achieving global decarbonization goals, opening new markets in power generation, shipping fuels, and sustainable agriculture. The industry's projected growth is underpinned by innovation-driven economies and supportive policies, leading to large-scale commercial adoption in the coming decades.

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