The structure is the most enduring system of a building and to integrate it well with the architecture is a lasting achievement.

Steve Ratchye serves as a vice president in the Structural Engineering practice. He has more than 15 years of experience in structural design, analysis and project management across all project types and materials. Steve has collaborated with such architects as agps architecture, Gensler, Morphosis, Gehry Partners, Antoine Predock, agps architecture, Foster + Partners and Enric Miralles-Benedetta Tagliabue on projects in North America, Europe and Asia.

Diverse Expertise
Throughout his career, Steve has designed dozens of K-12 and higher education projects ranging from gymnasiums and libraries to laboratories and classrooms. His portfolio also includes a variety of cultural and entertainment facilities, such as museums, performing arts centers, sculptural installations, stadiums, religious buildings, commercial projects, and an aerial tram.

Sustainability and Fly Ash
Steve is particularly interested in supplementary cementitious materials and sustainability in the built environment. He serves on the American Concrete Institute’s Committee on Fly Ash in Concrete. He has given presentations on fly ash and other issues relating to structures and sustainability at national conventions and industry events.

Academic Contributions
Steve has lectured and given structural advice to architecture studios at the Academy of Art University in San Francisco, University of California at Los Angeles, University of Southern California and Southern California Institute of Architecture.

Outside of Work
Ever committed to sustainability, Steve commutes to work by bicycle rain or shine. He plays Ultimate Frisbee regularly and enjoys cross-country skiing. Photography is one of his hobbies, and is a regular contributor to Thornton Tomasetti’s photo exhibitions. An avid traveler, Steve is keen on visiting U.S. National Parks such as Glacier in Montana and Mesa Verde in Colorado. He is a fan of jazz music, and enjoys listening to Bay Area artists including Joshua Redman and Esperanza Spalding. Prior to joining Thornton Tomasetti, Steve volunteered in Tanzania for the aid organization MSAADA, which designs schools and hospitals in developing countries.

Expertise
• Structural Engineering
• Seismic Design
• Supplementary Cementitious Materials
• Sustainable Design