Department of State NAICS 541990 and PSC R408 contractors

All Other Professional, Scientific, and Technical Services. SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT. Cross-code overlap under Department of State.

Department of State · NAICS 541990 · PSC R408

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$4,365,581,158

State overlap

Top recipients

Visible recipients in the Department of State overlap of NAICS 541990 and PSC R408

Amentum Government Services, Inc.

Chantilly, VA

Chantilly, VA | 5 awards | Top agency Department of Defense | NAICS 811118

$499,403,484

Aecom Energy & Construction, Inc.

Greenwood Village, CO

Greenwood Village, CO | 5 awards | Top agency Department of Defense | NAICS 237990

$15,118,435

Sos International LLC

Reston, VA

Reston, VA | 138 awards | Top agency Department of Defense | NAICS 561210

$388,501,145

Guidehouse LLP

Mc Lean, VA

Mc Lean, VA | 134 awards | Top agency Department of State | NAICS 541611

$1,419,972,617

Tuvli LLC

Herndon, VA

Herndon, VA | 247 awards | Top agency Department of State | NAICS 541990

$432,550,248

Akima Data Management LLC

Herndon, VA

Herndon, VA | 138 awards | Top agency Department of Defense | NAICS 541519

$100,318,175

Cherokee Nation System Solutions LLC

Tulsa, OK

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

$334,664,963

Koniag Management Solutions LLC

Anchorage, AK

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

$75,567,373

Integrated Finance And Accounting Solutions, Llc.

Washington, DC

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

$18,195,460

Goldbelt C6, LLC

Chesapeake, VA

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

$149,271,449

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