Founded in 1922, SunSource is a North American industrial distributor and solutions provider that designs, fabricates, supplies and repairs the systems manufacturers and mobile-equipment makers rely on. Headquartered in Addison, Illinois, the company combines technical application engineering with a network of more than 290 locations, including over 150 service, repair and fabrication centers. Its repair operation is notable for restoring everything from hydraulic and electronic components to process pumps and gearboxes, with the capacity to refurbish cylinders up to 36 feet long.