Greensea Systems
Richmond, US · Vermont corporation · 1 known investors
Founders & leadership
BK
Benjamin KinnamanFounder
Board
JA
John A KaneBoard director
JB
John BroadmeadowBoard director
MA
Michele AschBoard director
JH
James H Crook, Jr.Board director
Investors · 1
Reported raises · per SEC filings
Form D private placements$18.7M disclosed across 1 round · 2025
▶$18.7MraisedApr 2026 · 45 investors · Other TechnologyRule 506(b)
▶$18.7MraisedApr 2026 · 45 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- John A KaneDirector
- John BroadmeadowDirector
- Michele AschDirector
- James H Crook, Jr.Director
- Benjamin KinnamanExecutive Officer, Director
- Offering amount
- $18.7M
- Amount sold
- $18.7M
- First sale
- Jun 2025
- Incorporated
- Corporation, Vermont
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Non-dilutive funding · 7 SBIR/STTR awards
Federal grants — no equity taken| Agency | Phase | Year | Amount |
|---|---|---|---|
| U.S. NavyNavy | Phase II | 2021 | $1.7M |
| U.S. NavyNavy | Phase I | 2021 | $140K |
| U.S. NavyNavy | Phase IISTTR | 2019 | $2M |
| U.S. NavyNavy | Phase I | 2019 | $135.4K |
| U.S. NavyNavy | Phase ISTTR | 2018 | $122.6K |
| Defense Advanced Research Projects Agency (DARPA)Defense Advanced Research Projects Agency | Phase II | 2015 | $1.4M |
| Defense Advanced Research Projects Agency (DARPA)Defense Advanced Research Projects Agency | Phase I | 2014 | $96.1K |
Source: SBIR.gov award data (U.S. Small Business Administration). SBIR/STTR awards are competitive federal R&D grants and contracts — non-dilutive capital alongside any venture rounds above.
In the news
Frequently asked questions
- Who founded Greensea Systems?
- Greensea Systems was founded by Benjamin Kinnaman.
- Who are Greensea Systems's investors?
- Greensea Systems's investors include FreshTracks Capital.
- How much funding has Greensea Systems raised?
- Greensea Systems has disclosed $18.7M raised across 1 round.
- Where is Greensea Systems headquartered?
- Greensea Systems is headquartered in Richmond, US.