TM4 Electrodynamic Systems Inc.

TM4 Electrodynamic Systems Inc., a wholly owned subsidiary of Hydro-Québec, engages in the design, production, and supply of customized electric drivetrains for electric and hybrid vehicle manufacturers, and generators for wind turbine and gen-set manufacturers worldwide. It offers starters/alternators/motor units for heavy-duty buses and trucks, wheel/hub motors for performance vehicles and electronic inverters. The company also provides support, training, facility rental, and implementation services.