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E.John Gwerder Company

E.John Gwerder Company was established in 1989 by E. John Gwerder himself along with his wife Cathy. From its inception, the general engineering construction company is built on the foundation of integrity, excellence, and timeliness. Big or small, no matter the size, every construction project is treated with the utmost in care and quality. Founded and locally owned in the beautiful lands of the Central Valley in northern California, E. John Gwerder Company has grown into a well respected general engineering construction company known for its honest hard work and timely efficiency. Customer satisfaction and quality workmanship is its top priority! Through the many referrals and successful construction projects in well over 20 years, John and Cathy have grown the company into the professional general engineering construction company it is today.