Department of Defense NAICS 221210 and PSC B540 contractors

Natural Gas Distribution. SPECIAL STUDIES/ANALYSIS- BUILDING TECHNOLOGY. Cross-code overlap under Department of Defense.

Department of Defense · NAICS 221210 · PSC B540

Last updated: April 6, 2026

Visible recipients

Mapped obligations

$187,266,939

State overlap

Top recipients

Visible recipients in the Department of Defense overlap of NAICS 221210 and PSC B540

Constellation Newenergy, Inc.

Baltimore, MD

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

Ameresco Federal Solutions, Inc.

Farmingham, MA

Farmingham, MA | 18 awards | Top agency Department of Homeland Security | NAICS 541330

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