LiquidPiston, Inc.
About LiquidPiston, Inc.
LiquidPiston, Inc. is a manufacturer of advanced rotary internal combustion engines intended for unmanned aerial vehicles and the automotive industry. The company's technology uses different thermodynamic cycles, architecture and operations that make engines smaller and lighter than traditional diesel engines, enabling compact, efficient, low-vibration and multi-fuel capable combustion engines. Based in Bloomfield, Conn., it develops compact internal combustion engines and hybrid power solutions that scale efficiently and operate on fossil or renewable fuels. Its patented High Efficiency Hybrid Cycle™ and novel engine architecture support next-generation fuel-to-energy conversion for hybrid power systems used in unmanned aerial systems, mobile power generation, and APU applications.
- 🔗 LiquidPiston 2026 Company Profile: Valuation, Funding & Investors | PitchBook
- 🔗 LiquidPiston Launches Reg CF Funding Round to Unlock up to $7M in U.S. Army Funding via SBIR CATALYST Award
- 🔗 LiquidPiston Announces Closing Date for Crowdfunding Round
- 🔗 LiquidPiston - Products, Competitors, Financials, Employees, Headquarters Locations
- 🔗 LiquidPiston - 2026 Company Profile, Team, Funding & Competitors - Tracxn
Key highlights
- Raised more than $2.7 million in the current Reg CF round toward a $3.5 million goal with a $5 million ceiling.
- Total crowdfunding support exceeds $50 million from nearly 20,000 investors across seven rounds.
- Secured a $9 million U.S. Army contract for prototype core engine development and an $8.3 million contract for battlefield power generation.
- Notified of a pending $15 million STRATFI Award from the U.S. Air Force.
- Holds 110+ patents protecting its engine platform.
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