John Preston

John Preston is an experienced civil engineer and construction professional currently serving as the Area Manager at Ghilotti Construction Company, where responsibilities include overseeing operations in the Sunnyvale and Livermore Offices and delivering heavy civil construction services in the South Bay Area. Previous roles include Project Manager on various public works projects, Assistant Civil Engineer at the City of San Rafael Sanitation District, and Engineer for the California Department of Water Resources. John has also held project management positions at Ghilotti Construction and McClone Construction, managing significant infrastructure and high-rise projects. John earned a Bachelor of Science in Civil Engineering from California State University-Sacramento.