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§ Private Profile · San Francisco, CA, USA
Cleantech startup developing advanced reactor technology for clean ammonia for fuel, fertilizer, and energy, focused on low-pressure synthesis.
Based in San Francisco, California, Ammobia develops advanced reactor technology and modular plants to produce clean ammonia using renewable hydrogen and air. The company's proprietary synthesis process replaces the traditional Haber-Bosch method by operating at up to ten times lower pressure and temperatures reduced by 100 degrees Celsius. These scalable modular units are designed to produce 250 tons of ammonia per day while achieving a 50 percent reduction in capital expenditures compared to conventional manufacturing facilities. The resulting green ammonia targets decarbonization efforts across the agriculture, maritime shipping, chemical manufacturing, and heavy industry sectors. Ammobia has raised $7.5 million in seed funding with backing from prominent corporate and institutional investors, including Air Liquide, Chevron Technology Ventures, Shell Ventures, and Congruent Ventures. The cleantech startup was founded in 2022 by Karen Baert and Tristan Gilbert.
Ammobia has raised $11.7M across 2 funding rounds.
Ammobia has raised $11.7M in total across 2 funding rounds.
Ammobia has raised $11.7M across 2 funding rounds. Most recently, it raised $7.5M Seed in January 2026.
| Date | Round | Lead Investors | Other Investors | Status |
|---|---|---|---|---|
| Jan 13, 2026 | $7.5M Seed | — | AIR Liquide, Chevron Technology Ventures, Chiyoda Corporation, Tomoaki Ichida, Shell Ventures | Announced |
| Apr 3, 2024 | $4.2M Seed | Starlight Ventures | Arosa Capital, Chevron Technology Ventures, Collaborative Fund, DNX Ventures, Plug And Play Ventures, R7 Partners, Zero Infinity Partners | Announced |
Ammobia has raised $11.7M in total across 2 funding rounds.
Ammobia's investors include Air Liquide, Chevron Technology Ventures, Chiyoda Corporation, Tomoaki Ichida, Shell Ventures, Starlight Ventures, Arosa Capital, Collaborative Fund, DNX Ventures, Plug and Play Ventures, R7 Partners, Zero Infinity Partners.