Department of Defense NAICS 541330 contractors

Engineering Services. Contractors in this NAICS lane under Department of Defense.

Agency: Department of Defense

Last updated: April 19, 2026

Visible recipients

391

Mapped obligations

$384,687,047,787

Visible recipients tied to Department of Defense and NAICS 541330

The Charles Stark Draper Laboratory, Inc.

Cambridge, MA

Cambridge, MA | 160 awards | Top agency Department of Defense | NAICS 541330

$4,766,962,062

Alutiiq Pacific, LLC

Anchorage, AK

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 561210

$46,171,587

Ecs Federal, LLC

Fairfax, VA

Fairfax, VA | 401 awards | Top agency Department of Defense | NAICS 541512

$895,064,357

Lmi Consulting, LLC

Tysons Corner, VA

Tysons Corner, VA | 256 awards | Top agency Department of Defense | NAICS 541330

$915,001,117

Alutiiq 3sg, LLC

Anchorage, AK

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 541330

$123,849,633

Intuitive Research And Technology Corporation

Huntsville, AL

Huntsville, AL | 273 awards | Top agency Department of Defense | NAICS 541712

$1,284,751,637

Tatitlek Training Services, Inc.

Anchorage, AK

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 561210

$130,130,224

Jacobs Technology Inc.

Huntsville, AL

Huntsville, AL | 5 awards | Top agency Department of Defense | NAICS 541511

$257,916,784

Amentum Technology, Inc.

Tullahoma, TN

Tullahoma, TN | 491 awards | Top agency National Aeronautics and Space Administration | NAICS 541712

$6,519,238,261

Torch Technologies INC

Huntsville, AL

Huntsville, AL | 310 awards | Top agency Department of Defense | NAICS 541712

$1,381,501,082

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