Department of the Interior NAICS 236220 contractors

Commercial and Institutional Building Construction. Contractors in this NAICS lane under Department of the Interior.

Agency: Department of the Interior

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$23,131,399,845

Visible recipients tied to Department of the Interior and NAICS 236220

Sealaska Constructors LLC

Seattle, WA

Seattle, WA | 46 awards | Top agency Department of the Interior | NAICS 236220

$357,282,608

Ho-chunk Builders Company

Winnebago, NE

Winnebago, NE | 20 awards | Top agency Department of Defense | NAICS 236220

$18,863,985

Mwh Constructors INC

Broomfield, CO

Broomfield, CO | 5 awards | Top agency Department of the Interior | NAICS 541310

$15,000,000

Olgoonik Logistics, LLC

Anchorage, AK

Anchorage, AK | 94 awards | Top agency Department of State | NAICS 561210

$42,638,306

Stg Pacific, LLC

Anchorage, AK

Anchorage, AK | 21 awards | Top agency Department of Defense | NAICS 236220

$69,140,457

Doyon Management Services, LLC

Federal Way, WA

Federal Way, WA | 66 awards | Top agency Department of Defense | NAICS 236220

$466,237,022

Messer Construction CO

Cincinnati, OH

Cincinnati, OH | 75 awards | Top agency Department of Defense | NAICS 236220

$820,082,069

Lime Energy Services Co.

Huntersville, NC

Huntersville, NC | 5 awards | Top agency Department of Defense | NAICS 236220

$26,910,273

Ahtna Global LLC

Anchorage, AK

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

$115,688,498

Layton Construction Company, LLC

Sandy, UT

Sandy, UT | 3 awards | Top agency Department of Transportation | NAICS 236220

$21,880,354

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