Simpson Manufacturing Co., Inc.

Simpson Manufacturing designs and manufactures structural connectors and fastening solutions for construction applications across North America, Europe, and the Asia Pacific. The company produces metal connectors, holddowns, and truss plates for wood-frame construction; fasteners including nails, screws, staples, and screw-fastening systems; and pre-fabricated steel components such as shearwalls and anchor systems. Its product portfolio also encompasses adhesives, mechanical anchors, powder-actuated tools, grouts, coatings, and fiber-reinforced polymer systems used in building and infrastructure projects.

The company serves three primary markets: residential construction, which includes both new-build and remodeling segments; commercial and industrial construction; and the do-it-yourself consumer channel. Simpson Manufacturing also provides engineering design services and software solutions related to structural connections. Founded in 1956 and headquartered in Pleasanton, California, the company operates manufacturing and distribution facilities across its served geographies to support its customer base of builders, contractors, and distributors.