Clark Bros. Inc.

Clark Bros. Inc., headquartered in Dos Palos, California, is a leading heavy civil contractor with over six decades of experience serving clients across nine states in the U.S. The company specializes in large-scale infrastructure projects within the water resources and renewable energy sectors—including solar fields, wind farms, hydroelectric facilities, and battery energy storage systems (BESS). Their expertise covers all phases of project delivery: from preconstruction value engineering to project closeout.
In renewable energy specifically, Clark Bros. has contributed to projects generating more than 10 gigawatts of power nationwide over the past decade. Their services encompass surveying; site preparation; mass/fine grading; demolition; soil stabilization; structural concrete work for foundations/piers/slopes/erosion control; roadways/paving/seal coating/drilling/trenching/conduit installation/oil containment/surfacing stone—all tailored for utility-scale solar and wind installations as well as BESS deployments.
The company’s collaborative approach emphasizes innovation—working closely with utilities and local governments to deliver sustainable solutions that reduce greenhouse gas emissions while enhancing community resilience. Notable achievements include major roles in California’s Solano Wind Project repowering effort, as well as ongoing participation in technical fairs and leadership development within the industry.