NAICS 561210 and PSC R499 contractors

Facilities Support Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code contractor overlap.

NAICS 561210 + PSC R499

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$30,917,445,763

State overlap

Top recipients

Visible recipients in the NAICS 561210 and PSC R499 overlap

Noresco, LLC

Westborough, MA

Westborough, MA | 81 awards | Top agency Department of Defense | NAICS 541330

$262,748,254

Alutiiq Logistics & Maintenance Services, LLC

Anchorage, AK

Anchorage, AK | 283 awards | Top agency Department of Defense | NAICS 561210

$296,370,413

Navarro Research And Engineering, Inc.

Oak Ridge, TN

Oak Ridge, TN | 102 awards | Top agency Department of Energy | NAICS 562910

$141,333,751

Mvm, Inc.

Ashburn, VA

Ashburn, VA | 28 awards | Top agency Department of Homeland Security | NAICS 561612

$239,607,665

Chugach Technical Solutions LLC

Anchorage, AK

Anchorage, AK | 156 awards | Top agency Department of Defense | NAICS 541330

$143,494,784

Dlh Solutions INC

Atlanta, GA

Atlanta, GA | 68 awards | Top agency Department of Veterans Affairs | NAICS 561320

$380,877,791

Cherokee Nation System Solutions LLC

Tulsa, OK

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

$255,166,631

Chenega Naswik International LLC

Chantilly, VA

Chantilly, VA | 182 awards | Top agency Department of Defense | NAICS 561612

$8,957,812

The Whitestone Group, Inc.

Reynoldsburg, OH

Reynoldsburg, OH | 67 awards | Top agency Department of Transportation | NAICS 561612

$21,018,208

Asrc Federal Professional Services, LLC

Beltsville, MD

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

$306,270,514

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