1907 S.M. Kahn Electric formed and became Chicago?s first registered electrical contractor. S.M. Kahn Electric specialized in providing power to Chicago?s manufacturing industry. 1928 Grand Electric formed and specialized in providing the power needs to emerging communications industry. They became a member of the National Electrical Contractors Association in the same year. 1962 The two companies merged and have been charted under the corporate name of Grand Kahn Electric ever since.