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PSC Y1AZ federal contractors in California

CONSTRUCTION OF OTHER ADMINISTRATIVE FACILITIES AND SERVICE BUILDINGS. Browse visible federal contractors in this PSC lane in California, then pivot into recipient, buyer, and NAICS paths.

State: California

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$2,019,285,278

Buyer overlap

Top recipients

Visible recipients tied to PSC Y1AZ in California

Ecc International, LLC

Burlingame, CA

Burlingame, CA | 5 awards | Top agency Department of Defense | NAICS 236220

$101,140,713

Rq Construction, LLC

Carlsbad, CA

Carlsbad, CA | 120 awards | Top agency Department of Defense | NAICS 236220

$608,356,313

Harper Construction Company, Inc.

San Diego, CA

San Diego, CA | 51 awards | Top agency Department of Defense | NAICS 236220

$316,734,282

Clark Construction Group - California, LP

Costa Mesa, CA

Costa Mesa, CA | 17 awards | Top agency Department of Defense | NAICS 236220

$47,700,000

Gilbane Federal

Concord, CA

Concord, CA | 58 awards | Top agency Department of Defense | NAICS 236220

$838,987,740

Tutor Perini Corporation

Sylmar, CA

Sylmar, CA | 38 awards | Top agency Department of Defense | NAICS 236220

$106,366,230

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