Department of Defense NAICS 236220 and PSC R499 contractors

Commercial and Institutional Building Construction. SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap under Department of Defense.

Department of Defense · NAICS 236220 · PSC R499

Last updated: April 20, 2026

Visible recipients

Mapped obligations

$3,083,119,717

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 236220 and PSC R499

Alutiiq International Solutions, LLC

Anchorage, AK

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 236220

$571,079,265

Alutiiq Global Solutions, LLC

Anchorage, AK

Anchorage, AK | 5 awards | Top agency Department of Defense | NAICS 236220

$144,050,208

Constellation Newenergy, Inc.

Baltimore, MD

Baltimore, MD | 265 awards | Top agency General Services Administration | NAICS 541330

$129,695,638

Olgoonik Federal, LLC

Anchorage, AK

Anchorage, AK | 130 awards | Top agency Department of Defense | NAICS 493110

$143,792,953

Wsp USA Environment & Infrastructure Inc.

Blue Bell, PA

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

$879,358,961

Ahtna Government Services CORP

West Sacramento, CA

West Sacramento, CA | 5 awards | Top agency Department of Energy | NAICS 237990

$23,956,879

Noresco, LLC

Westborough, MA

Westborough, MA | 81 awards | Top agency Department of Defense | NAICS 541330

$278,292,593

Energy Systems Group LLC

Newburgh, IN

Newburgh, IN | 62 awards | Top agency Department of Defense | NAICS 541330

$154,671,546

Olgoonik Logistics, LLC

Anchorage, AK

Anchorage, AK | 94 awards | Top agency Department of State | NAICS 561210

$59,149,187

Schneider Electric Buildings Americas, Inc.

Carrollton, TX

Carrollton, TX | 54 awards | Top agency Department of Defense | NAICS 541330

$93,480,447

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