Department of Homeland Security NAICS 541690 and PSC C211 contractors

Other Scientific and Technical Consulting Services. ARCHITECT AND ENGINEERING- GENERAL: LANDSCAPING, INTERIOR LAYOUT, AND DESIGNING. Cross-code overlap under Department of Homeland Security.

Department of Homeland Security · NAICS 541690 · PSC C211

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$630,816,785

State overlap

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541690 and PSC C211

Hdr Environmental, Operations And Construction, Inc.

Englewood, CO

Englewood, CO | 109 awards | Top agency Department of Defense | NAICS 541330

$533,041,409

Gannett Fleming, Inc.

Camp Hill, PA

Camp Hill, PA | 5 awards | Top agency Department of Defense | NAICS 541512

$5,836,067

Moffatt & Nichol

Long Beach, CA

Long Beach, CA | 5 awards | Top agency Department of Defense | NAICS 541330

$91,939,309

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