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About
Billy Thalheimer co-founded REGENT with Mike Klinker in 2020 and serves as CEO. An MIT-trained aerospace engineer with a background in flight physics and aircraft design, he leads the company building all-electric Seaglider vessels for commercial and defense markets. In 2026 REGENT raised a $240 million Series B, taking total funding commitments above $340 million, completed its Rhode Island manufacturing facility, and flew the full-scale Viceroy prototype with a human crew for the first time.
Previous roles
- Aerospace Engineer, Aurora Flight Sciences
- Aerospace Engineer, Boeing
Notable work
- Viceroy Seaglider
- Squire autonomous Seaglider drone
- REGENT float-foil-fly Seaglider architecture
- REGENT Seaglider manufacturing scale-up
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