Generac Holdings, Inc. engages in the design and manufacture of power generation equipment and other power products. It operates through the following segments: Domestic and International. The Domestic segment includes the legacy Generac, and the impact of acquisitions that are based in the United States. The International segment comprises of ottomotors, tower light, pramac, motortech and selmec businesses. The company was founded in 1959 and is headquartered in Waukesha, WI.