Department of Homeland Security NAICS 236220 and PSC Y1AZ contractors

Commercial and Institutional Building Construction. CONSTRUCTION OF OTHER ADMINISTRATIVE FACILITIES AND SERVICE BUILDINGS. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 236220 · PSC Y1AZ

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$35,436,012,151

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 236220 and PSC Y1AZ

Whiting-turner Contracting Company, The

Towson, MD

Towson, MD | 232 awards | Top agency Department of Defense | NAICS 236220

$7,255,662,390

Walsh Federal LLC

Chicago, IL

Chicago, IL | 169 awards | Top agency Department of Defense | NAICS 236220

$2,557,043,805

Rq Construction, LLC

Carlsbad, CA

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

$4,442,722,016

Harper Construction Company, Inc.

San Diego, CA

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

$4,342,162,912

The Haskell Company

Jacksonville, FL

Jacksonville, FL | 29 awards | Top agency Department of Defense | NAICS 236220

$1,269,215,021

Brasfield & Gorrie LLC

Birmingham, AL

Birmingham, AL | 66 awards | Top agency General Services Administration | NAICS 236220

$3,820,030,952

Tunista Construction LLC

Tacoma, WA

Tacoma, WA | 5 awards | Top agency Department of Defense | NAICS 236220

$87,631,078

Sealaska Constructors LLC

Seattle, WA

Seattle, WA | 46 awards | Top agency Department of the Interior | NAICS 236220

$395,459,483

Gilbane Federal

Concord, CA

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

$4,818,027,562

Harkins Builders, Inc.

Columbia, MD

Columbia, MD | 7 awards | Top agency Department of Defense | NAICS 236220

$391,177,719

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