Founder Profile
Frederick Rentschler
Last reviewed: October 2026 · By Swet Parvadiya
Who is Frederick Rentschler?
Frederick Rentschler is a founder of RTX Corporation, which was founded in 2020 with Laurence Marshall, Vannevar Bush and Charles G. Smith.
- Company founded
- RTX Corporation
- Founded
- 2020
- Co-founders
- Laurence Marshall, Vannevar Bush and Charles G. Smith
Background
American aviation pioneer.
Founding Story
Frederick Rentschler founded Pratt & Whitney Aircraft in 1925 (which later merged to form United Technologies, now part of RTX). He was an absolutely visionary engineer who designed the legendary 'Wasp' radial engine, a remarkably reliable air-cooled engine that completely revolutionized commercial and military aviation. (Exact birth year remains publicly undisclosed).
Sources
This profile does not yet cite a source specific to Frederick Rentschler. The sources below document the company company rather than the person, so check them against the claims above.
- RTX 2025 results release (RTX Corporation)
- RTX 2025 Annual Report (RTX Corporation)