Department of Defense NAICS 561210 contractors

Facilities Support Services. Contractors in this NAICS lane under Department of Defense.

Agency: Department of Defense

Last updated: April 17, 2026

Visible recipients

165

Mapped obligations

$108,662,781,705

Visible recipients tied to Department of Defense and NAICS 561210

Avantus Federal LLC

Mc Lean, VA

Mc Lean, VA | 95 awards | Top agency Department of Defense | NAICS 541330

$28,288

Aptim Federal Services, LLC

Baton Rouge, LA

Baton Rouge, LA | 303 awards | Top agency Department of Defense | NAICS 562910

$464,639,182

Chickasaw Advisory Services, LLC

Norman, OK

Norman, OK | 5 awards | Top agency Department of Health and Human Services | NAICS 541519

$8,583,138

Sierra Lobo INC

Fremont, OH

Fremont, OH | 99 awards | Top agency National Aeronautics and Space Administration | NAICS 541715

$255,981,251

Day & Zimmermann Hawthorne Corporation

Philadelphia, PA

Philadelphia, PA | 5 awards | Top agency Department of Defense | NAICS 561210

$131,435,268

Shaw Infrastructure, Inc.

Monroeville, PA

Monroeville, PA | 5 awards | Top agency Department of Defense | NAICS 561210

$165,808,666

Mcc Construction Corporation

Lakewood, CO

Lakewood, CO | 5 awards | Top agency General Services Administration | NAICS 236220

$2,233,857

Emr, Inc.

Freeport, FL

Freeport, FL | 75 awards | Top agency Department of Defense | NAICS 236220

$6,140,225

Chenega Integrated Mission Support, LLC

San Antonio, TX

San Antonio, TX | 1 awards | Top agency Department of Defense | NAICS 561210

$114,790,713

Emcor Government Services, INC

Alexandria, VA

Alexandria, VA | 389 awards | Top agency Department of Defense | NAICS 561210

$2,012,804,562

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