Generac generators are made by Generac Holdings Inc., an American company founded in 1959 by Robert Kern and headquartered in Waukesha, Wisconsin. Generac is a leading manufacturer of backup power generation products for residential, commercial, and industrial markets, producing a wide range of power systems from 800 watts to 9 megawatts
. Generac designs and manufactures its G-FORCE and OHVI engines at its facilities in Wisconsin, including locations in Berlin, Oshkosh, Jefferson, Eagle, and Whitewater. However, while some assembly and engine manufacturing occur in the U.S., many parts and some entire generators, especially portable models, are made overseas, including in China
. In summary, Generac generators are produced by Generac Holdings Inc., with key manufacturing and engine design based in Wisconsin, USA, but with a mix of domestic and international components and assembly
