LiquidPiston
PrivateLast Round
Seed Round
Mar 24, 2026
Est. Valuation
$214M
Total Funding Raised
$61.61M
Company Overview
LiquidPiston is an industrial supplies and parts company that develops compact, powerful, quiet, efficient, low-vibration, and multi-fuel capable rotary combustion engines.
Sector
Frontier & Industrial Tech
Verticals
Defense Tech, Aviation & Drones, Alternative Fuels
Business Model
B2G
Customer Profile
Government Contracts, Hardware Sales, Services & Consulting
AI Layer
Non-AI
Keywords
Historical Pricing
Historical view of private secondary pricing and transaction trends.
LiquidPiston Comps
Public and private peers based on sector, stage, and business model.
LiquidPiston Funding Rounds
Historical fundraising activity
| Round | Date | Amount Raised | Valuation | Investors | Sources |
|---|---|---|---|---|---|
| Seed Round | Mar 24, 2026 | ||||
| Crowdfunding | Oct 31, 2023 | ||||
| Crowdfunding | Jun 25, 2021 | ||||
| Crowdfunding | Mar 31, 2020 | ||||
| Convertible Debt | Mar 16, 2019 | ||||
Series C | Jul 22, 2013 |
Key People
Founding team and executive leadership
LiquidPiston Investors
Notable investors and investment history
| Investor | Rounds |
|---|---|
| Northwater Capital Management | Series C |
| Adams Capital Management | Seed, Series B, Series C |
Market signals
Structured signals derived from secondary market and firmographic data.
- Mar 24, 2026
$500K Seed Round raised.
- Oct 28, 2025
Vincenzo Perrone appointed as Vice President of Engineering.
LiquidPiston Filings
SEC and related filings with document metadata.
| Typed | Date | Amount Offered | Amount Sold | Filling | Pages | Download |
|---|---|---|---|---|---|---|
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Frequently Asked Questions
Common questions about LiquidPiston's valuation, stock price, and market status.
