Department of Homeland Security NAICS 236220 contractors

Commercial and Institutional Building 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

$61,543,387,598

Visible recipients tied to Department of Homeland Security and NAICS 236220

Cianbro Corporation

Pittsfield, ME

Pittsfield, ME | 16 awards | Top agency Department of Defense | NAICS 237990

$41,363,076

Doyon Logistics Services Llc.

Federal Way, WA

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

$80,702,406

Wsp USA Environment & Infrastructure Inc.

Blue Bell, PA

Blue Bell, PA | 309 awards | Top agency Department of Defense | NAICS 236220

$714,940,084

Marcon Engineering, INC

Escondido, CA

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

$28,789,758

Imagine One Technology & Management LTD

Lexington Park, MD

Lexington Park, MD | 49 awards | Top agency Department of Defense | NAICS 541330

$1,752,556

Sealaska Environmental Services, LLC

Juneau, AK

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

$6,859,948

Olgoonik Enterprises, LLC

Colorado Springs, CO

Colorado Springs, CO | 291 awards | Top agency Department of Defense | NAICS 236220

$472,350,601

Caddell Construction Co. (de), LLC

Montgomery, AL

Montgomery, AL | 67 awards | Top agency Department of State | NAICS 236220

$7,251,183,997

Tunista Construction LLC

Tacoma, WA

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

$68,074,350

Ahtna Infrastructure & Technologies LLC

Anchorage, AK

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

$116,600,851

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