National Aeronautics and Space Administration NAICS 541611 contractors

Administrative Management and General Management Consulting Services. Contractors in this NAICS lane under National Aeronautics and Space Administration.

Agency: National Aeronautics and Space Administration

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$5,302,775,635

Visible recipients tied to National Aeronautics and Space Administration and NAICS 541611

Science Applications International Corporation

Reston, VA

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

$2,429,280,468

Caci, Inc. - Federal

Chantilly, VA

Chantilly, VA | 1,121 awards | Top agency Department of Defense | NAICS 541512

$860,744,185

Vertex Aerospace LLC

Madison, MS

Madison, MS | 623 awards | Top agency Department of Defense | NAICS 488190

$406,958,353

Mantech Systems Engineering Corporation

Fairfax, VA

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

$7,509,718

Lmi Consulting, LLC

Tysons Corner, VA

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

$222,382,914

Gilbane Building Company

Baltimore, MD

Baltimore, MD | 5 awards | Top agency Department of Health and Human Services | NAICS 236220

$20,754,493

Systems Planning And Analysis, Inc.

Alexandria, VA

Alexandria, VA | 238 awards | Top agency Department of Defense | NAICS 541330

$265,358,596

Sev1tech, LLC

Woodbridge, VA

Woodbridge, VA | 225 awards | Top agency Department of Defense | NAICS 541712

$84,450,884

Tetra Tech, Inc.

Pasadena, CA

Pasadena, CA | 260 awards | Top agency Department of Defense | NAICS 541330

$158,362,336

Jacobs Engineering Group Inc.

Arlington, VA

Arlington, VA | 308 awards | Top agency Department of Defense | NAICS 541330

$26,241,517

Page 1 of 31 2 3 Next

Agency profile

Loading buyer-level contractor and category paths