United States of America
Primary focus: Engine manufacturer

The company designs, develops and manufactures turbo shaft engines used in many rotorcraft

About RR

Rolls-Royce Corporation is a company based in Indianapolis, Indiana, USA. It was formerly the Allison Engine Company before it was taken over ny Rolls-Royce in 1995. The company is a subsidiary of Rolls-Royce North America, Inc.

The company designs, develops and manufactures engines for the rotorcraft market.

RR History


Predecessor organizations of RR

Allison Engine Company (Allison)
United States of America ( ? - 1995 )