Department of Defense NAICS 236220 contractors

Commercial and Institutional Building Construction. Contractors in this NAICS lane under Department of Defense.

Agency: Department of Defense

Last updated: April 20, 2026

Visible recipients

184

Mapped obligations

$124,447,082,573

Visible recipients tied to Department of Defense and NAICS 236220

Pcl Construction Services, Inc.

Denver, CO

Denver, CO | 5 awards | Top agency Department of Defense | NAICS 236220

$259,613,644

Harper Construction Company, Inc.

San Diego, CA

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

$4,025,428,630

Johnson Controls Federal Systems/versar, LLC

Washington, DC

Washington, DC | 5 awards | Top agency Department of Defense | NAICS 236220

$255,783,285

Aecom Energy & Construction, Inc.

Greenwood Village, CO

Greenwood Village, CO | 5 awards | Top agency Department of Defense | NAICS 237990

$13,063,567

Alutiiq-mele LLC

Anchorage, AK

Anchorage, AK | 5 awards | Top agency Department of Defense | NAICS 561210

$28,343,598

Clark Construction Group - California, LP

Costa Mesa, CA

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

$859,387,107

Bering Straits Global Innovations, LLC

Anchorage, AK

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

$80,613,141

The Haskell Company

Jacksonville, FL

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

$1,190,513,262

Conti Federal Services, LLC

Orlando, FL

Orlando, FL | 136 awards | Top agency Department of Defense | NAICS 236220

$1,203,734,480

Dpr-rq Construction, LLC

Carlsbad, CA

Carlsbad, CA | 10 awards | Top agency Department of Defense | NAICS 236220

$329,009,241

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