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Simpson Strong-Tie has acquired industry software developer Calculated Structural Designs

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Simpson Strong-Tie, the leader in engineered structural connectors and building solutions, has acquired Canada-based Calculated Structured Designs, a software development company providing solutions for the engineered wood, engineering, design and building industries for North America, Australia, and the United Kingdom. 

CSD is committed to creating state-of-the-art software solutions for architects, designers, engineers, and builders, selling and distributing its iStruct products across the United States, Canada, Australia, and the United Kingdom. 

“This acquisition helps Simpson Strong-Tie better serve our customers using EWP products, as well as steel and dimensional lumber,” said Noah Daniels, Simpson Strong-Tie senior vice president market development – digital solutions. “CSD has been a longtime partner of Simpson Strong-Tie, with their iStruct solution perfectly combining 3D layout, member design, and material reporting. We’re pleased to welcome CSD as the newest member of the Simpson Strong-Tie family and look forward to this acquisition benefiting our customers in myriad ways.” 

“Simpson Strong-Tie is an incredible company and great fit for the CSD team,” said Sean Nason, CSD president and CEO. “The past 15 years for CSD has been one spectacular ride. I am very proud of everyone and humbled to have worked and grown friendships with this amazing group. I know the combined Simpson Strong-Tie and CSD team will take EWP software to even higher levels.”