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Marc I. Percher, P.E.

Senior Marine Structures Engineer
GHD
Castro Valley, California, United States

Marc Percher is a civil engineer with more than 20 years of experience in structural engineering design and analysis of marine structures, oil & gas facilities for earthquakes, and building structures for blast loads. He has acted as a lead analyst or reviewer of seismic analyses, mooring and berthing analysis, and acted as Audit Team Lead for numerous marine oil terminals as part of audits for California’s Marine Oil Terminal Engineering and Maintenance Standards (MOTEMS) requirements. As part of this work, he performed and evaluated response spectrum and nonlinear pushover analyses using displacement-based performance criteria and incorporating soil–structure interaction and nonlinear material performance. He has also acted as the senior designer for multiple ferry terminals, as well as other civil or military marine structures. Marc has also been involved with post-earthquake investigations of port facilities in Chile in 2010, was the team lead in Japan in 2011, and Turkiye in 2023.

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