Mobile Navigation
Main Menu

About Us

Thornton Tomasetti employees gather at a Spectrum Pride event in the office.
Main Menu

People

We have the experts to meet your challenge. Let us connect you with the specialist you need.
Contact us
Main Menu

Projects

Global experience. 
Regional perspective. 
Local impact.
Explore all projects
Main Menu

Expertise

Main Menu

Insights

Explore our latest news and perspectives.
Latest podcast Mainstreaming Mass Timber
View all insights
Main Menu

Core Studio

R&D and technology play an essential role in our firm. We invest in constant learning, testing and innovation. That uniquely positions us to solve our clients’ most difficult problems.
Innovation Engine Our CORE groups manage our research and development efforts, from incremental efficiency improvements to solving some of the most challenging engineering problems of our time. Learn More
Innovation Output We believe collaboration amplifies our innovation potential and creates connections that lead to better, more imaginative solutions for our clients. Learn More
Main Menu

Search

News & Insights

asd

Featured Insight

Whole Life-Cycle Carbon Assessment London
May 20, 2026
Whole Life-Cycle Carbon Assessments in London help project teams connect structure, façade, and building systems to reduce carbon, improve durability, and protect long-term asset performance.
Shirley Chisholm Recreation Center

News

Shirley Chisholm Recreation Center Opens
February 11, 2026
The Shirley Chisholm Recreation Center is now open in East Flatbush, delivering a LEED Platinum–certified hub for fitness, learning and community.
Anagram Gowanus Tops Out Along Brooklyn’s Gowanus Canal

News

Anagram Gowanus Tops Out
February 03, 2026
Anagram Gowanus has topped out, advancing a flood-resilient mixed-use development along Brooklyn’s Gowanus Canal.
Predicting Weld Fatigue Failure in Complex Welded Structures

Insight

Fatigue Prediction for Welded Structures
January 29, 2026
Accurately predicting weld fatigue requires more than conventional assumptions. Learn how advanced, stress-based fatigue analysis improves failure location prediction and fatigue life estimates for complex welded structures under real-world loading.
City of London Planning for Sustainability SPD

Insight

City of London Planning for Sustainability SPD
January 28, 2026
The City of London Corporation has adopted its Planning for Sustainability SPD, making whole life-cycle carbon, retrofit-first strategies, circular economy principles, and climate resilience enforceable planning requirements. Here’s what developers and design teams need to know to stay compliant and avoid planning risk.