Here's How
We apply scientific and engineering principles to solve the world’s challenges — starting with yours. Whether we’re focusing on the design, construction and performance of buildings or expanding into new disciplines, we never limit ourselves, applying our expertise to all types of projects across a range of industries.

Year Founded
1949
Offices Worldwide
40+
Projects
90,000+
Countries Worked In
150+
Languages Spoken
50+
LEED Professionals
215+
What We Do
Whatever issue you face, we have your solution. We get to the heart of every problem—digging deep to understand its intricacies and nuances, so we can help you achieve your goals, together.
Our Work
We are conquering complex problems - on six continents - and finding better ways to tackle even the most straightforward undertakings.
Recent News & Insight
Richard Tomasetti Participates In Skyscraper Museum Panel
March 21, 2025
From the turn-of-the-century Ingalls Building in Cincinnati to the 1-kilometer Jeddah Tower now rising in Saudi Arabia, reinforced concrete has paved the way for architectural and engineering innovations.
Venue Professional: What's Going Up
March 21, 2025
It is fair to say that the word “iconic” gets tossed around more than it should, but when it comes to Caesars Superdome in New Orleans, it describes a stadium that has hosted most of the significant sporting and non-sporting events one can conjure up.
Facility Executive: A Nearly Century Old Building Prepares For Its Next 100 Years
February 27, 2025
A retrofit program involving the conversion of the nearly 100-year-old 345 Hudson’s mechanical systems with an innovative all-electric network and a novel system design at the adjacent 555 Greenwich enable both buildings to use less energy than traditional buildings.
Roger Weld Joins The Transportation Team
January 23, 2025
Roger, who has more than 30 years of experience in the planning and design of efficient and sustainable infrastructure and public spaces, recently joined our Transportation practice in New York.
Beaver Stadium Renovation Underway
January 10, 2025
Work on the Penn State University Beaver Stadium renovation kicked off with a bang.