Carrosserie HESS AG is a bus, trolleybus and commercial vehicle manufacturer based in Bellach, Switzerland.

The company was founded in 1882, when Heinrich Hess set up business in Solothurn to build customised car bodies.

[citation needed] In 2022, the company delivered its first RHD variant of the lighTram 25 bi-articulated bus, to the Australian city of Brisbane.

For use in the Brisbane Metro starting January 2025,[1] As well as building complete vehicles, Hess also manufactures bus kits for its worldwide customers.

Hess builds vehicles designed for commercial purposes, such as vans, some of which are fitted with tipper equipment, loading ramps and trailers.