CSI Company History
Construction Supply, Inc. opened for business in July 1957. At that time, there were a handful of lines that were offered: Steel joists, metal deck, skylights, steel windows, Dur-O-Wal, Visqueen, Styrofoam and Tectum. Now we handle Vulcraft steel joists & metal deck in Division 5, Tremco caulking and roof hatches in Division 7, access doors, coiling doors, traffic doors & skylights in Division 8, all items in Division 10, projection screens, TV brackets and projector mounts in Division 11 and window blinds/shades and floor mats in Division 12.
We have grown geographically in the decades since we started and have supplied materials in states from Alaska to Maine.