Department of Defense NAICS 541990 contractors

All Other Professional, Scientific, and Technical Services. Contractors in this NAICS lane under Department of Defense.

Agency: Department of Defense

Last updated: April 19, 2026

Visible recipients

143

Mapped obligations

$21,850,205,145

Visible recipients tied to Department of Defense and NAICS 541990

Cherokee Nation System Solutions LLC

Tulsa, OK

Tulsa, OK | 511 awards | Top agency Department of State | NAICS 561210

$64,639,799

Muscogee Nation Business Enterprise

Okmulgee, OK

Okmulgee, OK | 20 awards | Top agency Department of Defense | NAICS 541519

$1,841,451

Attainx Inc.

Herndon, VA

Herndon, VA | 182 awards | Top agency Department of Agriculture | NAICS 541511

$3,416,766

The Lewin Group, Inc.

La Crosse, WI

La Crosse, WI | 82 awards | Top agency Department of Health and Human Services | NAICS 541720

$29,836,113

Koniag Management Solutions LLC

Anchorage, AK

Anchorage, AK | 184 awards | Top agency Department of Defense | NAICS 541512

$25,977,482

Asrc Federal Professional Services, LLC

Beltsville, MD

Beltsville, MD | 54 awards | Top agency Department of Defense | NAICS 561611

$31,554,661

Integrated Finance And Accounting Solutions, Llc.

Washington, DC

Washington, DC | 193 awards | Top agency Department of State | NAICS 541219

$447,065

Goldbelt C6, LLC

Chesapeake, VA

Chesapeake, VA | 349 awards | Top agency Department of Health and Human Services | NAICS 541990

$115,240,814

Peraton Labs INC

Basking Ridge, NJ

Basking Ridge, NJ | 73 awards | Top agency Department of Defense | NAICS 541715

$23,564,064

Cherokee Nation Government Solutions LLC

Tulsa, OK

Tulsa, OK | 56 awards | Top agency Department of Defense | NAICS 541330

$17,601,910

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