Affiliated Companies

One of our greatest strengths is the access to the diversity and quality of our combined affiliate companies. The DeSilva Companies headquartered in Dublin, California, and with regional offices in San Francisco, San Jose, and Sacramento collectively form one of the largest vertically-integrated contractor organizations on the west coast.

DeSilva Gates Construction is an award-winning general engineering contractor founded in 1932 by Oliver de Silva that specializes in safety, civil engineering construction, grading, paving, and construction management. They have a proud tradition of Service that has been handed down from generation to generation. While Service means different things to different people, at DeSilva Gates Construction, it means sharing knowledge, having respect, and working toward a superior result in every situation.  Clients trust DeSilva Gates Construction to help them deliver complex construction and engineering projects that will ultimately provide the public with safe roads, clean water, comfortable housing, modern workplaces, and improved transportation. They do it all with integrity, innovation, collaboration, and a keen sense of urgency – while never compromising safety or the quality of work.

Double D Transportation provides construction trucking services to the Greater San Francisco Bay Area. Their trucking resources are expertly orchestrated with Zipline, a proprietary mobile app technology that provides real-time information for efficiently and accurately navigating every aspect of the job. Based in Dublin, CA, Double D hauls rock, sand, gravel, dirt, asphalt and heavy construction equipment using a modern fleet of trucks including Heavy Haul Low Beds, Double Bottom Dumps, Semi-Bottom Dumps, Semi-End Dumps, Transfers, Super-Dumps, Super 10s, Super Tags, 10-Wheelers, and Flatbeds.

Pacific States Environmental Contractors. Inc. provides a full spectrum of environmental products and services from water treatment to hazardous remediation, disaster response and wetlands restoration. It utilizes its relationships with the Environmental Agencies and the organization’s resources, financial strength, and problem-solving abilities to find creative solutions and  complete technically demanding projects.

With an aggregate quarry and asphalt plant in Sunol and an asphalt plant in Marysville, DeSilva Gates Aggregates has more than 50 years of experience in mining and producing construction materials. 

ODS Tire is a tire dealer and repair shop located at 22991 Clawiter Road in Hayward, CA.  It provides services to our construction and trucking operations as well as outside customers.