Vologda Mechanical Plant since 2019 officially named Trans-Alpha is a Russian machine company located in the city of Vologda, specializing in the production of public vehicles: trolleybuses and buses. Managed by the Open Joint Stock Company "Trans-Alpha".

Vologda is a city and the administrative center of Vologda Oblast, Russia, located on the river Vologda within the watershed of the Northern Dvina. Population: 313,944 (2021 Census); 301,755 (2010 Russian census); 293,046 (2002 Census); 282,802 (1989 Soviet census).