GHM vs BLDP Comparison

Graham Corporation designs and manufactures mission-critical fluid, power, heat transfer, and vacuum technologies for the defense, space, energy, and process industries. The company also services and sells spare parts for its equipment. It designs and manufactures custom-engineered vacuum, heat transfer, cryogenic pump and turbomachinery technologies.

Ballard Power Systems Inc is engaged in design, development, manufacture, sale and service of proton exchange membrane ("PEM") fuel cell products for a variety of applications, focusing on power products for bus, truck, rail, marine, stationary and emerging market (material handling, off-road and other) applications, as well as the delivery of services, including technology solutions, after sales services and training. A fuel cell is an environmentally clean electrochemical device that combines hydrogen fuel with oxygen (from the air) to produce electricity. Key geographical revenue is derived from Poland followed by United States, United Kingdom, and other countries.