ThayerMahan
Mystic, US · Founded 2016 · Delaware corporation · 6 known investors
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ThayerMahan develops autonomous maritime surveillance and ocean intelligence systems for undersea and offshore monitoring, serving national security and commercial offshore operations. The company focuses on integrated maritime awareness solutions for defense and commercial customers.
Founders & leadership
ThayerMahan was founded in 2016 by Michael J Connor.
Board
Investors · 6
How we know: AE Industrial Partners's portfolio page · press coverage · Not right? Tell us
How we know: Boeing HorizonX Ventures's portfolio page · Not right? Tell us
How we know: Connecticut Innovations's portfolio page · Not right? Tell us
How we know: RiverPark Ventures's portfolio page · Not right? Tell us
How we know: press coverage · Not right? Tell us
How we know: press coverage · Not right? Tell us
Reported raises · per SEC filings
Form D private placements$67.5M disclosed across 3 rounds · 2016–2023
▶$14.5MraisedDec 2023 · 2 investors · Other TechnologyRule 506(b)
- Brian PrinceDirector
- Michael J ConnorExecutive Officer, Director
- Kirk KonertDirector
- Mordecai SchajaDirector
- Richard HineExecutive Officer, Director
- Ryan KoenitzerExecutive Officer
- Chad SweetDirector
- Offering amount
- $24.3M
- Amount sold
- $14.5M
- First sale
- Nov 2023
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
▶$50.2MraisedApr 2023 · 44 investors · Other TechnologyRule 506(b)
- Michael J ConnorExecutive Officer, Director
- Chad SweetDirector
- Brian PrinceDirector
- Kirk KonertDirector
- Richard HineExecutive Officer, Director
- Mordecai SchajaDirector
- Ryan KoenitzerExecutive Officer
- Offering amount
- $50.2M
- Amount sold
- $50.2M
- Proceeds to insiders
- $3.1M
- First sale
- Feb 2023
- Incorporated
- Corporation, Delaware
- Federal exemptions
- 06b
▶$2.7MraisedApr 2017 · 1 investors · Other TechnologyRule 506(b)
- John KaoDirector
- Richard HineExecutive Officer, Director
- Mordecai SchajaDirector
- Michael J ConnorExecutive Officer, Director
- Offering amount
- $2.7M
- Amount sold
- $2.7M
- First sale
- Feb 2016
- Incorporated
- Corporation, Delaware, 2016
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
Related companies · 1
Companies working in the same space as ThayerMahan.
Non-dilutive funding · 2 SBIR/STTR awards
Federal grants — no equity takenSource: 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
- What does ThayerMahan do?
- ThayerMahan develops autonomous maritime surveillance and ocean intelligence systems for undersea and offshore monitoring, serving national security and commercial offshore operations. The company focuses on integrated maritime awareness solutions for defense and commercial customers.
- Who founded ThayerMahan?
- ThayerMahan was founded by Michael J Connor in 2016.
- Who are ThayerMahan's investors?
- ThayerMahan's investors include AE Industrial Partners, Boeing HorizonX Ventures, Connecticut Innovations, RiverPark Ventures, Hanwha Asset Management, I Squared Capital.
- How much funding has ThayerMahan raised?
- ThayerMahan has disclosed $67.5M raised across 3 rounds.
- Where is ThayerMahan headquartered?
- ThayerMahan is headquartered in Mystic, US.





