Simpson Manufacturing Co, Inc (SSD US)

Simpson Manufacturing Co., Inc., through its Simpson Strong-Tie Company Inc. subsidiary, designs, engineers, and manufactures wood-to-wood, wood-to-concrete, and wood-to-masonry connectors and shear walls. The Company's other subsidiary, Simpson Dura-Vent Company, Inc., designs, engineers, and manufactures venting systems for gas and woodburning appliances.