Simpson Manufacturing Co. Inc

Simpson Manufacturing Co., Inc. (NYSE: SSD), through its subsidiary Simpson Strong-Tie Company Inc., designs, engineers, and manufactures structural building products for wood and concrete construction. Its wood construction product portfolio includes connectors, truss plates, fastening systems, fasteners, and shearwalls, while its concrete construction products encompass adhesives, specialty chemicals, mechanical anchors, powder actuated tools, and reinforcing carbon and glass fiber materials. The company serves both residential and commercial markets across five key end-use segments: residential construction, commercial construction, OEM, national retail, and component manufacturers. Simpson operates primarily in North America and Europe, with a smaller Asia/Pacific presence, and offers over 15,000 standard and custom wood products, 3,000 concrete products, and 50+ software and web-app solutions. The company maintains 8 R&D testing labs, approximately 500 patents worldwide, ~700 field sales representatives, and 26 training centers. Simpson has an addressable market estimated at approximately $11.9 billion across wood connectors/truss/lateral systems (~$3.8B), fastening systems (~$5.2B), and concrete & steel connections (~$2.9B). The company has recently invested in expanding manufacturing capacity with facilities in Columbus, OH and Gallatin, TN to support fastener growth and reduce import dependence. Updated Apr 27, 2026