Department of the Interior NAICS 561210 and PSC R499 contractors

Facilities Support Services. SUPPORT- PROFESSIONAL: OTHER. Cross-code overlap under Department of the Interior.

Department of the Interior · NAICS 561210 · PSC R499

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$5,584,316,401

State overlap

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 561210 and PSC R499

Kbr Wyle Services, LLC

Fulton, MD

Fulton, MD | 645 awards | Top agency Department of Defense | NAICS 541712

$2,888,572,364

Cherokee Nation

Tahlequah, OK

Tahlequah, OK | 454 awards | Top agency Department of Health and Human Services | NAICS 541330

$1,657,493,691

Caci Intelligence Solutions, LLC

Herndon, VA

Herndon, VA | 5 awards | Top agency Department of Defense | NAICS 541990

$57,742,442

Chenega Global Services LLC

San Antonio, TX

San Antonio, TX | 5 awards | Top agency Department of Defense | NAICS 562910

$115,446,821

Alutiiq Global Solutions, LLC

Anchorage, AK

Anchorage, AK | 5 awards | Top agency Department of Defense | NAICS 236220

$80,479,780

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

The Whitestone Group, Inc.

Reynoldsburg, OH

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

$21,018,208

Olgoonik Logistics, LLC

Anchorage, AK

Anchorage, AK | 94 awards | Top agency Department of State | NAICS 561210

$92,298,906

Interactive Government Holdings, Inc.

Springfield, VA

Springfield, VA | 32 awards | Top agency Department of Defense | NAICS 561110

$27,008,290

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