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Thornton Tomasetti provides engineering design, investigation and analysis services to clients worldwide on projects of every size and level of complexity.

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In the news

  • Citizens Bridge
    May 5, 2016 - Blog

    Citizens Bridge, designed by artist Nancy Nowacek, would allow pedestrians to walk the 1400-foot span between the Brooklyn waterfront and the nearby park of Governor’s Island one day a year.

  • Thornton Tomasetti Launches TTWiiN
    May 4, 2016 - Press Release

    The new company is the first of its kind in the AEC industry and was a key strategic initiative sparked by the merger of Thornton Tomasetti and Weidlinger Associates in September 2015.

  • 2015/2016 Annual Report
    May 4, 2016 - Blog

    As we looked back over the past year, integration emerged as a recurring theme in many of our pursuits: in the way we perform our work, in our operations and in the products and services we invent.

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