Ballard Power Systems is recognized as the world leader in developing, manufacturing, and marketing zero-emission proton exchange membrane (PEM) fuel cells.
Ballard is commercializing fuel cell engines for the transportation market, electric drives for both fuel cell and battery-powered electric vehicles, power electronics and fuel cell systems for both portable and stationary power generation markets.
Ballard is also a Tier 1 supplier of friction materials to the automotive industry for automatic transmissions as well as a supplier of carbon fiber paper gas diffusion layers (GDL) to the fuel cell industry. 
Ballard's proprietary technology enables automobile, bus, electrical equipment, portable power and stationary product manufacturers to develop environmentally clean products.