Department of State NAICS 541620 contractors in Colorado

Environmental Consulting Services. Contractors in this state-buyer-industry overlap.

Colorado + Department of State

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$95,781,142

Visible recipients tied to Department of State, Colorado, and NAICS 541620

Olgoonik Diversified Services LLC

Colorado Springs, CO

Colorado Springs, CO | 20 awards | Top agency Department of Defense | NAICS 236220

Hdr Environmental, Operations And Construction, Inc.

Englewood, CO

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

Arcadis U.s., Inc.

Highlands Ranch, CO

Highlands Ranch, CO | 100 awards | Top agency Department of Defense | NAICS 541330

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