Thornton Tomasetti

Who Is Thornton Tomasetti?

Thornton Tomasetti is a global engineering consulting firm specializing in structural engineering, façade engineering, forensic engineering, and sustainable design. With a team of over 2,600 professionals worldwide, the company collaborates across disciplines to optimize the design and performance of structures, materials, and systems for projects of varying complexity. Their expertise spans from the tallest buildings to the restoration of historic properties, serving clients in more than 50 countries.

Who Owns Thornton Tomasetti?

Thornton Tomasetti is a privately held company. The ownership structure includes employee-shareholders, with no single shareholder holding more than 6% of outstanding shares. This model ensures a collaborative and inclusive environment, fostering innovation and long-term stability.

When Was Thornton Tomasetti Founded?

Founded in 1956, Thornton Tomasetti has grown from a small engineering firm into a leading global consultancy. Over the decades, the company has expanded its services and geographic reach, establishing a strong presence in the engineering industry.

What Services Does Thornton Tomasetti Offer?

Thornton Tomasetti offers a comprehensive range of services, including:

• Structural Engineering
• Façade Engineering
• Forensic Engineering
• Sustainable Design
• Applied Science
• Protective Design and Security
• Civil Engineering
• Bridge Design and Rehabilitation

These services are tailored to meet the unique needs of each project, ensuring optimal performance and safety.

Thornton Tomasetti Business Information

Thornton Tomasetti is a privately held engineering consulting firm headquartered in New York City, United States. The company operates globally, employing over 2,600 professionals as of March 2026.

Thornton Tomasetti Contact

For inquiries or more information, you can contact Thornton Tomasetti through the following methods:

Thornton Tomasetti Phone Number

The main office phone number is +1.415.365.6900.

Thornton Tomasetti Mobile Phone

No mobile phone number could be identified for Thornton Tomasetti; contacting the company directly is recommended for the most up-to-date information.

Thornton Tomasetti Fax

The fax number is +1.415.365.6901.

Thornton Tomasetti Email Address

No email address could be identified for Thornton Tomasetti; contacting the company directly is recommended for the most up-to-date information.

Thornton Tomasetti Address

The San Francisco office is located at 235 Montgomery Street, Suite 1050, San Francisco, CA 94104, United States.

Thornton Tomasetti Working Hours

Thornton Tomasetti serves during weekday business hours; please get in touch for exact times.

What Time Does Thornton Tomasetti Open?

Specific opening hours are not provided; please contact the San Francisco office directly for detailed information.

What Time Does Thornton Tomasetti Close?

Specific closing hours are not provided; please contact the San Francisco office directly for detailed information.

Is Thornton Tomasetti Open on Weekends?

Thornton Tomasetti serves during weekday business hours; please get in touch for exact times.

Is Thornton Tomasetti Open on Sundays?

Thornton Tomasetti serves during weekday business hours; please get in touch for exact times.

Thornton Tomasetti Instagram

No Instagram account could be identified for Thornton Tomasetti; contacting the company directly is recommended for the most up-to-date information.

Thornton Tomasetti Facebook

No Facebook account could be identified for Thornton Tomasetti; contacting the company directly is recommended for the most up-to-date information.

Thornton Tomasetti Twitter (X)

No Twitter account could be identified for Thornton Tomasetti; contacting the company directly is recommended for the most up-to-date information.

Thornton Tomasetti LinkedIn

No LinkedIn account could be identified for Thornton Tomasetti; contacting the company directly is recommended for the most up-to-date information.