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New York, New York
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How Distributed Energy Resources Are Reshaping Utility PlanningFebruary 04, 2026
Building more infrastructure isn’t always the smartest solution. Distributed energy resources (DERs) offer utilities a flexible, lower-risk way to meet growing demand while rethinking traditional approaches to grid expansion.
2022 Disaster Response & Relief
June 22, 2023
As part of our mission to support the communities where our employees and partners live and work, we’re committed to providing technical and financial aid to those affected by human-made and natural disasters.
2022 Community Service Update
June 22, 2023
The Thornton Tomasetti Gives Back program supports our employees’ passion for community service, encouraging them to build relationships and challenging them to grow.
2022 Progress Report: Helping Our Communities
June 22, 2023
Each year, we track several indicators that show progress toward achieving our community-service and philanthropy goals.
2022 Progress Report: Building Great Workplaces
June 22, 2023
Each year, we report on several indicators that show progress toward achieving our goals for inclusion and diversity, professional growth and a lifestyle-friendly workplace.
2022 Training and Education Update
June 22, 2023
In 2022, we began offering all-staff mentoring, online continuing-education courses and a webinar series on notable projects and best practices.
2022 Lifestyle-Friendly Culture Update
June 22, 2023
In 2022, we onboarded more than 400 full-time staff and 140 interns, the most diverse group in the firm’s history.
2022 Equity, Diversity & Inclusion Update
June 22, 2023
Since 2016, our ED&I initiative has contributed to building an inclusive environment and increasing the firm’s gender, ethnic and racial diversity.
Roundtable: Decarbonizing Today for Tomorrow's World, and...
June 22, 2023
What does decarbonization entail and what does its future look like?