ABOUT GRAND KAHN ESTABLISHED IN 1907 AND PROUD TO BE CHICAGO’S FIRST REGISTERED ELECTRICAL CONTRACTOR. OUR HISTORY OUR SERVICES Northwest Community Healthcare Outpatient Care Center DuPage Medical Group Lockport Medical Office Building Capgemini Conversant Hyatt Regency Woodfield Radio Flyer Headquarters Y.O.U. Headquarters and Educational Center Scotsman – ALI Group MORE EXPERIENCE
