A collaborative construction venture.

About Overwatch | Amoroso


Overwatch Amoroso LLC is a joint venture between S.J. Amoroso Construction Co., LLC, and Overwatch Construction Management. Developed to perform general construction services for federal, state, and local government agencies, O|A combines Amoroso’s 80+ years as one of California’s premier pure builders with Overwatch’s expertise in construction management, cost, time, and quality services.
The relationship between Overwatch and Amoroso is well-established, having collaborated on projects for the U.S. Department of Veterans Affairs and the Los Angeles County Metropolitan Transportation Authority. Recognizing that our values aligned, O|A was established in 2022.


O|A is a certified Service-Disabled Veteran Owned Small Business (SDVOSB).


VA Palo Alto Research + VMU Laboratory

VA Long Beach Outpatient Clinic Consolidation

VA Palo Alto Radiology Addition + Parking Structure

U.S. Land Ports of Entry 1 & 2

VA Long Beach Community Living Center

NASA Ames Biosciences Research Facility

California Air Resources Board Southern California Headquarters

VA Stockton Community Based Outpatient Clinic

U.S. Courthouse Renovation + Annex


Chris Vander Velde

Responsible Manager

Brian DerMatoian

Southern California

Bob Erskine

Northern California

1421 N Wanda Rd. #120-V16
Orange CA 92867