Founded in 1954 as Hamilton Engine Sales, Hamilton Power Solutions has 60 years of experience applying gaseous and diesel engines to any application requiring a turning shaft. Markets include, agricultural, construction machinery, welders, compressors, material handling, pump/irrigation, forestry and mining. Hamilton Power Solutions is a trusted distributor of Deutz, Isuzu, and Scania diesel engines.

Palmer Johnson Power Systems, founded in 1977, specializes in servicing and supplying components for heavy-duty, off-highway powertrain solutions, including transmissions and axles. The company currently operates seven sales and service branches across North America with more than 160 dedicated employees. Palmer Johnson is the authorized distributor and service center for leading off-highway manufacturers including Twin Disc, ZF Off-Highway, Dana Spicer, Carraro, Funk, Wichita, Eaton Airflex and more. Palmer Johnson also operates volume OEM transmission and axle re-manufacturing programs out of the company's Madison, Wisconsin, headquarters for equipment manufacturers including John Deere, Caterpillar, AGCO and CNH.

The 150-strong team at Palmer Johnson Enterprises spans three companies: Palmer Johnson Power Systems, Hamilton Power Solutions, and Alterra Power Systems, all serving the off-highway market with powertrain and engine solutions. We’re a passionate company focused on two core objectives: making Palmer Johnson a genuinely great place to work and providing customers with unmatched, world-class service.