Welcome to Richmond, California. We’re ready for business, industry, and community!

Established in 1995 by Bob and Shannon Alten, Alten Construction, Inc. has grown from a small public works company to an employee base of more than 70 people and annual revenues of over $75 million. We began by performing ADA retrofits and seismic upgrades and advanced to building entire school campuses from the ground up. Our experience is extensive.…