USP Structural Connectors, also known as United Steel Products Company, is a manufacturing business that provides a range of metal fabrication services. It serves the residential and commercial building industries throughout the United States. The company offers construction hardware products, fasteners and connectors. USP Structural Connectors maintains locations in California, Florida and Ontario. It also provides angles, straps, hangers and masonry products. The company offers a continuing education program. In addition, USP Structural Connectors provides shipping solutions for products. It operates a subsidiary, Covert Operations. The company also offers epoxy and anchoring systems. USP Structural Connectors is a part of Gibraltar Industries.