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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
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San Diego

225 Broadway
Suite 1250
San Diego, CA 92101
United States
Phone: +1.619.550.5900
Fax: +1.619.269.4465
 

✔ How we can help with the new CALGreen construction regulations
Epstein Family Amphitheater at the University of California, San Diego.
Epstein Family Amphitheater at the University of California, San Diego. Derek Hatch photo
PETCO Park in San Diego.
PETCO Park in San Diego. Courtesy Wikimedia
Rex's Roar at the San Diego Zoo.
Rex's Roar at the San Diego Zoo. Thornton Tomasetti
FBI Field Office Complex in San Diego.
FBI Field Office Complex in San Diego. Darren Bradley photo
Celadon at 9th and Broadway in San Diego.
Celadon at 9th and Broadway in San Diego. Thornton Tomasetti
Patrick Henry High School Arts, Media & Entertainment Center and Production Studios in San Diego.
Patrick Henry High School Arts, Media & Entertainment Center and Production Studios in San Diego. Thornton Tomasetti
Makers Quarter, Block F, in San Diego.
Makers Quarter, Block F, in San Diego. Courtesy Carrier Johnson + CULTURE
Otay Mesa Redevelopment at the U.S. Land Port of Entry in San Diego.
Otay Mesa Redevelopment at the U.S. Land Port of Entry in San Diego. © Tom Bonner 2024

Our Team

eisenreich
Stephan Eisenreich
Senior Principal & Los Angeles Office Director
seisenreich@thorntontomasetti.com +1.213.330.7000 Los Angeles

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San Diego News

Electrification has become one of the dominant frameworks in decarbonization. It is an essential part of reducing emissions across buildings, campuses, infrastructure, and industry.

Insight

Practical Decarbonization Beyond Electrification
April 07, 2026
Electrification is essential, but it is not the whole story. Real decarbonization requires a systems-based approach that accounts for energy, materials, infrastructure, and operational constraints.
Post-Wildfire Structural Damage to Concrete & CMU Foundations

Insight

Structural Damage to Concrete & CMU Foundations
March 12, 2026
After the 2025 Eaton Fire in California, many foundations remained standing but were structurally compromised. This forensic case study explains how wildfire heat can affect concrete and CMU systems.
asd

News

Fire Damage to a School’s Cladding & Rooftop MEP
January 14, 2026
A forensic case study of a new constructed school shows how the Eaton Fire caused limited, localized roofing and rooftop system damage—and why distinguishing wildfire impacts from construction deficiencies matters for recovery and insurance decisions.
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