Department of Homeland Security NAICS 237110 contractors

Water and Sewer Line and Related Structures Construction. Contractors in this NAICS lane under Department of Homeland Security.

Agency: Department of Homeland Security

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$909,385,206

Visible recipients tied to Department of Homeland Security and NAICS 237110

Rq Construction, LLC

Carlsbad, CA

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

$98,709,995

Harper Construction Company, Inc.

San Diego, CA

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

$23,222,090

Bering Straits Global Innovations, LLC

Anchorage, AK

Anchorage, AK | 65 awards | Top agency Department of Defense | NAICS 562998

$7,744,833

The Haskell Company

Jacksonville, FL

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

$13,731,602

Manson Construction CO

Seattle, WA

Seattle, WA | 86 awards | Top agency Department of Defense | NAICS 237990

$16,044,000

Sealaska Environmental Services, LLC

Juneau, AK

Juneau, AK | 20 awards | Top agency Department of Defense | NAICS 562910

$1,273,822

Tunista Construction LLC

Tacoma, WA

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

$2,125,800

Ahtna Infrastructure & Technologies LLC

Anchorage, AK

Anchorage, AK | 68 awards | Top agency Department of Defense | NAICS 236220

$11,133,735

Cdm Constructors Inc.

Boston, MA

Boston, MA | 31 awards | Top agency Department of Defense | NAICS 237110

$682,719,530

Doyon Technical Services, LLC

Federal Way, WA

Federal Way, WA | 20 awards | Top agency Department of Defense | NAICS 236220

$2,802,395

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