Department of State NAICS 541330 contractors

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

Agency: Department of State

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$58,969,835,380

Visible recipients tied to Department of State and NAICS 541330

General Dynamics Information Technology, Inc.

Falls Church, VA

Falls Church, VA | 3,177 awards | Top agency Department of Defense | NAICS 541512

$19,034,610,086

Science Applications International Corporation

Reston, VA

Reston, VA | 3,314 awards | Top agency Department of Defense | NAICS 541512

$13,532,301,058

Space Exploration Technologies Corp.

Hawthorne, CA

Hawthorne, CA | 404 awards | Top agency National Aeronautics and Space Administration | NAICS 481212

$12,168,434

Peraton Inc.

Herndon, VA

Herndon, VA | 1,140 awards | Top agency Department of Defense | NAICS 541330

$4,266,373,876

Vectrus Systems LLC

Colorado Springs, CO

Colorado Springs, CO | 1,224 awards | Top agency Department of Defense | NAICS 561210

$1,113,822,030

Mantech Systems Engineering Corporation

Fairfax, VA

Fairfax, VA | 5 awards | Top agency Department of Defense | NAICS 541330

$1,121,327,149

Mantech Advanced Systems International, Inc.

Herndon, VA

Herndon, VA | 683 awards | Top agency Department of Defense | NAICS 541330

$3,402,498,645

Cherokee Nation

Tahlequah, OK

Tahlequah, OK | 454 awards | Top agency Department of Health and Human Services | NAICS 541330

$1,018,938,772

M1 Support Services, L.p.

Denton, TX

Denton, TX | 132 awards | Top agency Department of Defense | NAICS 488190

$8,850,755

Caci Intelligence Solutions, LLC

Herndon, VA

Herndon, VA | 5 awards | Top agency Department of Defense | NAICS 541990

$105,425,422

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