Department of the Interior NAICS 562910 contractors

Remediation Services. Contractors in this NAICS lane under Department of the Interior.

Agency: Department of the Interior

Last updated: April 19, 2026

Visible recipients

Mapped obligations

$6,595,488,546

Visible recipients tied to Department of the Interior and NAICS 562910

Sealaska Environmental Services, LLC

Juneau, AK

Juneau, AK | 20 awards | Top agency Department of Defense | NAICS 562910

$76,152,245

Hdr Environmental, Operations And Construction, Inc.

Englewood, CO

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

$310,185,676

Relyant Global LLC

Maryville, TN

Maryville, TN | 66 awards | Top agency Department of Defense | NAICS 236220

$86,233,691

Aleut Construction LLC

Reston, VA

Reston, VA | 29 awards | Top agency Department of Defense | NAICS 236220

$6,849,353

Shoshone Bannock Tribes

Fort Hall, ID

Fort Hall, ID | 169 awards | Top agency Department of the Interior | NAICS 813311

$55,055

Osage Nation

Pawhuska, OK

Pawhuska, OK | 211 awards | Top agency Department of Health and Human Services | NAICS 562910

$10,560,886

Cherokee Nation Government Solutions LLC

Tulsa, OK

Tulsa, OK | 56 awards | Top agency Department of Defense | NAICS 541330

$12,916,096

Moffatt & Nichol

Long Beach, CA

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

$7,904,965

Chenega Tri-services, LLC

San Antonio, TX

San Antonio, TX | 25 awards | Top agency Department of Defense | NAICS 621111

$8,148,961

Ahtna Global LLC

Anchorage, AK

Anchorage, AK | 92 awards | Top agency Department of Defense | NAICS 562910

$130,756,877

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