Le Fameux Turboréacteur de fabrication Suisse (Genève): le Turbo jet.
(Languages: English,French)(Country: Switzerland)
http://www.turbo-jet.ch

Wren Turbines Ltd are designers and manufacturers of small gas turbines and turbo shaft engines for use in model aircraft. Wren are the first company to make and supply gas generator turbines and Power turbine wheels for small shaft power units.
(Languages: English)(Country: United Kingdom)
http://www.wren-turbines.com/