We Are Effective, Safe, Progressive, The Solution.

OCS Construction Services, Inc is a full service general contracting firm and certified participant in the U.S. Small Business Administration’s 8(a) Program, with locations in Riverside and San Diego Counties.

Established in 2013 by Mark A. Vaca, with our combined team of experienced professionals, we perform horizontal and vertical construction for Federal, State and local governments in Los Angeles, Orange, San Bernardino, Riverside, San Diego, Ventura, Santa Barbara, and Yuma Counties.

With safety being our first priority, and customer satisfaction following, OCS Construction Services, meets or exceeds general expectations for projects performed at competitive prices. OCS has built a sound reputation on safety, quality control, proactive project management, and meeting budget constraints and project timelines.

Our project team expedites every project effectively and accurately to meet the client’s requirements and manages all resources to benefit the client’s needs without sacrificing quality.

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OCS and the community

OCS Construction Services acknowledges the Cal State University of San Bernardino students who participated in a group project to create a business continuity plan and other tools that support the success of the OCS team.

OCS Construction Services encourages others to sponsor organizations that empower our future generations. Please visit the link below to learn more about how you too can help and become part of our community.

Society of American Military Engineers www.same.org

OCS has been successful in the SBA 8(a) Business Development program and has worked with SBDC and PTAC in our journey. If you would like to learn more about the programs and services that are provided for Small Businesses, please feel free to contact us or click the link below.
8a business development program

Our company president would be happy to discuss how OCS successfully completed work with our SBA approved Mentor Protégé Agreement. If you are interested in hearing more about our experience with the program, please click on the Contact us page.