Happy Takeoff Happy Takeoff (HTO) is a company developing electric vertical take-off and landing vehicles. | ![]() Riversimple Riversimple Holding (formerly known as OSCar Automotive) is a company that provides mobility solutions. | ![]() Astro Aerospace Astro Aerospace (formerly CPSM) is a company developing autonomous electric vertical take-off and landing (eVTOL) vehicles. | ![]() Airborne Motorworks Airborne Motorworks is a company that develops electromagnetic propulsion technology. | |
Founding Date | Founding Date 2019 | Founding Date 2001 | Founding Date 2007 | Founding Date 2018 |
Type | Type Private | Type Private | Type Private | Type Private |
Tags | ||||
Locations | Locations Wichita, US HQ | Locations Llandrindod Wells, GB HQ | Locations Denton, US HQ | Locations Spokane, US HQ |
Employees | Employees 9 | Employees 20 | Employees 5 | Employees 814% increase |

Riversimple Holding (formerly known as OSCar Automotive) is a company that provides mobility solutions.
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Astro Aerospace (formerly CPSM) is a company developing autonomous electric vertical take-off and landing (eVTOL) vehicles.
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Airborne Motorworks is a company that develops electromagnetic propulsion technology.
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