Universal Hydrogen Shuts Down After Burning Through $100M in Funding

Jim Kerr··Updated May 1, 2026
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Universal Hydrogen, a Los Angeles-based startup founded in 2020, shut down operations in late June 2024 after exhausting approximately $100 million in investor capital. CEO Mark Cousin informed shareholders June 27 that the company was unable to secure sufficient equity or debt financing to continue operations. The board decided to wind up the business after failing to finalize a last-minute $20 million deal with a Saudi fund.

The company achieved notable milestones, including 13 successful test flights demonstrating hydrogen aviation feasibility at a commercially significant scale. However, industry analysts identified fundamental structural problems, noting the company attempted to operate as both an aircraft conversion company and a hydrogen logistics company.

While competitors like ZeroAvia focus on conversion revenue, Universal Hydrogen's collapse highlights the enormous capital requirements for decarbonizing aviation despite technological achievements. The shutdown marks a significant setback for hydrogen-powered aviation technology as the sector grapples with financing challenges.

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