Granite City Electric Supply

Granite City Electric Supply is the area's premiere electrical distributor serving electrical contractors as well as residential, commercial and industrial customers for over 90 years. With 27 branches … Granite City Electric Supply is the area's premiere electrical distributor serving electrical contractors as well as residential, commercial and industrial customers for over 90 years. With 27 branches covering Massachusetts, Rhode Island, New Hampshire, Vermont and Connecticut, we are the largest regional independent electrical supply company and the official distributor of electrical supplies to the Boston Red Sox.