REGENT
YC W21North Kingstown, US · Founded 2020 · Delaware corporation · 40 employees · 22 known investors
REGENT designs and manufactures Seaglider wing-in-ground-effect aircraft for regional coastal transportation and defense logistics, offering high-speed zero-emission travel between coastal cities and military applications.
Advanced ManufacturingCleantechClimate TechDefense TechHardwareMobility & TransportationSpace TechClimateElectric VehiclesAerospaceMaritimeUnited States of AmericaAmerica / Canada
Founders & leadership· Y Combinator alumni (W21)
REGENT was founded in 2020 by Billy Thalheimer and Michael Klinker.
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Billy ThalheimerinCo-Founder & CEOBilly Thalheimer is an aerospace engineer with degrees from MIT in aerospace engineering who previously led execution and business development for advanced aircraft programs at Aurora Flight Sciences and contributed to electric air taxi development and aircraft design tools at Boeing.
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Michael KlinkerinCo-Founder and CTOMichael Klinker holds degrees from MIT in aircraft controls and autonomy. He has worked as an engineer and technical leader at Airware, Raptor Maps, MIT Lincoln Laboratory, and Aurora Flight Sciences, where he developed flight control systems and conducted flight testing across multiple aircraft platforms. He serves as CTO at REGENT.
Investors · 22
Founders Fund✓ verifiedSan Francisco · $500K – $5Mvia Delian Asparouhov · led
Aurum Venture PartnersPleasanton
Darco CapitalPhiladelphia
Future Planet CapitalLondon
Global BrainTokyo · $100K – $184M
Graph VenturesNew York · $5K – $5M
Kohala VenturesSan Franciscovia Eric del Balso · inferred
MOL SwitchPalo Alto
Muirwoods VenturesSeoul
Olive Tree CapitalBoston
Point72 VenturesNew York · $1M – $75M
The E14 FundCambridge · $1M – $5M
Toba CapitalIrvine · $1M – $10M
TransLink CapitalSilicon Valley · $1M – $5M
Trousdale VenturesWest Hollywood · $1M – $5M
VU Venture PartnersSan Francisco · $200K – $1M
Winklevoss CapitalNew York · $100K – $5M
Y CombinatorSan Francisco · $500K
8090 Industriesreported · 2 sourcesNew York
Lockheed Martin VenturesreportedBethesda
Mark Cubanreported
YAMATO HOLDINGSreported · 2 sources
Reported raises · per SEC filings
Form D private placements$93.5M disclosed across 3 rounds · 2021–2023
▶$60.5MraisedMar 2024 · 30 investors · Other TechnologyRule 506(b)
▶$60.5MraisedMar 2024 · 30 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- William ThalheimerExecutive Officer, Director
- Michael KlinkerExecutive Officer, Director
- Kerem OzmenDirector
- Offering amount
- $61.2M
- Amount sold
- $60.5M
- First sale
- Jul 2023
- Incorporated
- Corporation, Delaware, 2020
- Federal exemptions
- 06b
▶$24.8MraisedJan 2022 · 61 investors · Other TechnologyRule 506(b)
▶$24.8MraisedJan 2022 · 61 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- WILLIAM THALHEIMERExecutive Officer, Director
- MICHAEL KLINKERExecutive Officer, Director
- Offering amount
- $28.8M
- Amount sold
- $24.8M
- First sale
- Dec 2021
- Incorporated
- Corporation, Delaware, 2020
- Federal exemptions
- 06b
▶$8.2MraisedJun 2021 · 33 investors · Other TechnologyRule 506(b)
▶$8.2MraisedJun 2021 · 33 investors · Other Technology
Rule 506(b)Officers, directors & promoters on the filing
- WILLIAM THALHEIMERExecutive Officer, Director
- MICHAEL KLINKERExecutive Officer, Director
- Offering amount
- $8.2M
- Amount sold
- $8.2M
- First sale
- Mar 2021
- Incorporated
- Corporation, Delaware, 2020
- Federal exemptions
- 06b
Source: SEC EDGAR Form D. Amounts as filed; amended filings shown once at their latest values.
In the news
Frequently asked questions
- What does REGENT do?
- REGENT designs and manufactures Seaglider wing-in-ground-effect aircraft for regional coastal transportation and defense logistics, offering high-speed zero-emission travel between coastal cities and military applications.
- Who founded REGENT?
- REGENT was founded by Billy Thalheimer, Michael Klinker in 2020.
- Who are REGENT's investors?
- REGENT's investors include Founders Fund, Aurum Venture Partners, Darco Capital, Future Planet Capital, Global Brain, Graph Ventures, Kohala Ventures, MOL Switch and 14 more.
- How much funding has REGENT raised?
- REGENT has disclosed $93.5M raised across 3 rounds.
- Where is REGENT headquartered?
- REGENT is headquartered in North Kingstown, US.









