Department of the Interior NAICS 541330 contractors

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

Agency: Department of the Interior

Last updated: April 19, 2026

Visible recipients

114

Mapped obligations

$39,781,929,483

Visible recipients tied to Department of the Interior and NAICS 541330

Pueblo Of San Felipe

San Felipe Puebl, NM

San Felipe Puebl, NM | 20 awards | Top agency Department of Health and Human Services | NAICS 541330

$83,270

Pueblo Of Nambe

Santa Fe, NM

Santa Fe, NM | 20 awards | Top agency Department of the Interior | NAICS 115310

$57,545

Atkins North America, Inc.

Dallas, TX

Dallas, TX | 8 awards | Top agency Department of Defense | NAICS 541330

$116,971,759

Pueblo Of Santa Clara

Espanola, NM

Espanola, NM | 20 awards | Top agency Department of the Interior | NAICS 541330

$58,126

Kutta Technologies, LLC

Phoenix, AZ

Phoenix, AZ | 5 awards | Top agency Department of Defense | NAICS 541712

$3,118,406

Ameresco Federal Solutions, Inc.

Farmingham, MA

Farmingham, MA | 18 awards | Top agency Department of Homeland Security | NAICS 541330

$63,987,464

Garver LLC

North Little Rock, AR

North Little Rock, AR | 5 awards | Top agency Department of Transportation | NAICS 541310

$2,256,561

Tdx Power Services LLC

Anchorage, AK

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 237990

$3,692,911

Mead & Hunt INC

Middleton, WI

Middleton, WI | 13 awards | Top agency Department of Defense | NAICS 541310

$7,396,438

Lhb INC

Duluth, MN

Duluth, MN | 11 awards | Top agency Department of Defense | NAICS 541330

$8,537,903

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