Guarantee Electrical Snapshot
Guarantee Electrical has been powering up St. Louis since it "guaranteed" to electrify the World's Fair in 1904. (It delivered on the guarantee). Now a major US electrical contractor, the company offers commercial, institutional, and industrial services including construction, design/build, communications/data, and maintenance. Guarantee Electrical operates throughout the country and has worked on such varied projects as the MGM Grand in Las Vegas and several post office and prison facilities. Its GECO Systems division installs and services intercom, closed-circuit television, and other audio-visual systems. The Oertli family owns and operates the firm.