LiquidPiston
PrivateLast Round
Seed Round
Mar 24, 2026
Est. Valuation
$214M
Total Funding Raised
$61.61M
Momentum
Top 50%
of companies Caplight tracks
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
Drones & UAVs, Energy Storage, Defense Tech
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.
| Company | Status | Est. Valuation | Rev Multiple |
|---|---|---|---|
| OpenAI | Private | $86.0B | ~40x |
| Cohere | Private | $5.0B | -- |
| Competitor 1 | Public | $XX.XB | XXx |
| Competitor 2 | Public | $XX.XB | XXx |
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.