| AF Gomes, Inc. | |
| Air Systems | |
| Alliance Roofing Company | |
| All Seasons Roofing & Waterproofing | |
| Appian Engineering, Inc. | |
| AXIS Construction | |
| B.T. Mancini Company | |
| Balch Petroleum Contractors and Builders, Inc. | |
| Bay Area Concretes, Inc | |
| Bigge Crane & Rigging | |
| Blach Construction Company | |
| Bradley Concrete | |
| C. Overaa & Co. | |
| California Drywall Co. | |
| California United Mechanical, Inc. | |
| Cambridge CM, Inc. | |
| Canterbury | |
| CH Reynolds Electric, Inc. | |
| Chrisp Company | |
| Compass Engineering Contractors, Inc. | |
| Construction Information Services, LLC | |
| Creative Window Interiors, Inc. | |
| Cupertino Electric, Inc | |
| D.H. Smith Company, Inc. | |
| Daley's Drywall and Taping, Inc. | |
| De Mattei Construction, Inc. | |
| Direct Line | |
| D-Line Constructors | |
| DPR Construction | |
| Duran & Venables, Inc. | |
| Elcor Electric | |
| European Paving Designs | |
| Fontenoy Engineering, Inc. | |
| Granite Construction, Inc. | |
| Graniterock | |
| ICOM Mechanical, Inc. | |
| IQV Construction & Roofing, Inc. | |
| J & J Acoustics, Inc. | |
| Johnstone Moyer, Inc. | |
| Joseph J. Albanese, Inc. | |
| Kent Construction | |
| Landmark Builders, Inc. | |
| Lee's Imperial Welding, Inc. | |
| Lewis and Tibbitts, Inc. | |
| Louis Ptak Construction, Inc. | |
| M D E Electric Co. | |
| McCarthy Ranch | |
| MCK Services | |
| McLarney Construction Inc. | |
| MGE Underground, Inc. | |
| Mission Bell Manufacturing, Inc. | |
| Monterey Mechanical, Inc. | |
| Nibbi Bros. & Associates, Inc. | |
| Nova Partners, Inc. | |
| Pacific Ridge Builders, Inc. | |
| Pacific Underground Construction, Inc. | |
| Premier Recycle Company | |
| Preston Pipelines, Inc. | |
| R & B Company | |
| Robert A Bothman, Inc. | |
| Rosendin Electric Inc. | |
| Shari Bleeg | |
| Silicon Valley Mechanical | |
| Specialty Construction, Inc. | |
| Sprig Electric | |
| Stacy & Witbeck, Inc. | |
| Stoer Construction, Inc. | |
| Swinerton Builders | |
| Syserco, Inc. | |
| T3, Inc. | |
| Teamwrkx Construction, Inc. | |
| Technical Builders, Inc. | |
| The Business Trek | |
| Toeniskoetter Construction, Inc. | |
| Truebeck Construction, Inc. | |
| United Mechanical | |
| W. Bradley Electric, Inc. | |
| W. L. Hickey Sons, Inc. | |
| Walters and Wolf | |
| Waterproofing Associates | |
| West Valley Construction | |
| WL Butler | |
| XL Construction |