Department of the Interior 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 the Interior.

Department of the Interior · NAICS 541690 · PSC C211

Last updated: April 7, 2026

Visible recipients

Mapped obligations

$640,636,252

State overlap

Top recipients

Visible recipients in the Department of the Interior 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

Moffatt & Nichol

Long Beach, CA

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

$91,939,309

Power Engineers INC

Hailey, ID

Hailey, ID | 19 awards | Top agency Department of Defense | NAICS 541330

$11,100,287

Brown And Caldwell

San Diego, CA

San Diego, CA | 5 awards | Top agency Department of Defense | NAICS 541330

$4,555,247

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