THE HISTORY
of
HEIN ELECTRIC SUPPLY COMPANY
1946
Erv Hein began Hein Electric Supply Company and incorporated in downtown Milwaukee (6th &Wells). Come summer, Sid Kohlenberg joined Hein Electric.
1947
Erv Hein sold the company to Sid Kohlenberg.
1951
Sid moved Hein Electric to a new location downtown (6th & State), where the company shared the space with a local Milwaukee Newspaper published from 1888 to 1961, the Kuryer Polski.
1969
Hein Electric Supply moved to a new building to serve customers better, on 5th and Cherry. This location still serves as the downtown Milwaukee location to this day.
1971
The second generation of the company and Sid Kohlenberg's son, Ron, joined Hein Electric Supply Company as an outside salesman.
1983
The first Hein Electric Supply branch location opened in Menomonee Falls, WI.
1984
Hein Electric Supply opened up it's 3rd location in Waukesha, WI on September 14th.
1985
Hein Electric Supply opened it's 4th location in Oak Creek, WI.
1987
Hein Electric Supply opened up in Grafton, WI.
1989
Hein Electric Supply opened up it's 6th location in Pewaukee, WI.
1990
Ron Kohlenberg became President of Hein Electric Supply Company. Sid Kohlenberg became Chairman of the Board. The company also opened it's 7th location in West Bend, WI.
2000
Hein Electric moved it's Corporate Headquarters location from downtown Milwaukee to Brookfield, WI. (Keeping the downtown location as a Service Center)
2005
Hein Electric Supply opened it's 9th location in Oconomowoc, WI.
2006
Hein Electric Supply celebrates 60 years of operations!
2011
Hein Electric celebrated 65 years as Southeast Wisconsin's largest locally owned independent electrical distributor!
2016
Hein Electric relocated it's Headquarters to 2030 S. 116th Street, West Allis, WI, where we currently are to this day.
