NAICS 488190 and PSC R499 contractors

Other Support Activities for Air Transportation. SUPPORT- PROFESSIONAL: OTHER. Cross-code contractor overlap.

NAICS 488190 + PSC R499

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$27,074,809,406

State overlap

Top recipients

Visible recipients in the NAICS 488190 and PSC R499 overlap

Amentum Services, Inc.

Chantilly, VA

Chantilly, VA | 1,909 awards | Top agency Department of Defense | NAICS 561210

$6,656,269,761

Vertex Aerospace LLC

Madison, MS

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

$14,204,736,262

Akima Facilities Operations LLC

Herndon, VA

Herndon, VA | 305 awards | Top agency Department of Defense | NAICS 561210

$71,870,858

Tyonek Worldwide Services INC

Anchorage, AK

Anchorage, AK | 20 awards | Top agency Department of Defense | NAICS 336412

$15,162,313

Rsi-quantitech Jv LLC

Huntsville, AL

Huntsville, AL | 33 awards | Top agency National Aeronautics and Space Administration | NAICS 541715

$22,922,444

Strategic Technology Institute INC

Rockville, MD

Rockville, MD | 130 awards | Top agency Department of Defense | NAICS 336411

$33,430,042

Tyonek Technical Services, LLC

Madison, AL

Madison, AL | 39 awards | Top agency Department of Defense | NAICS 611420

$93,225,906

S & K Aerospace, LLC

Saint Ignatius, MT

Saint Ignatius, MT | 415 awards | Top agency Department of Defense | NAICS 541614

$2,500,880,959

Usfalcon INC

Cary, NC

Cary, NC | 66 awards | Top agency Department of Defense | NAICS 541712

$7,962,926

Akima Support Operations, LLC

Herndon, VA

Herndon, VA | 35 awards | Top agency Department of Defense | NAICS 561210

$101,124,804

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