General Services Administration NAICS 541330 and PSC R408 contractors

Engineering Services. SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT. Cross-code overlap under General Services Administration.

General Services Administration · NAICS 541330 · PSC R408

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$108,010,353,678

State overlap

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 541330 and PSC R408

Sumaria Systems, LLC

Beavercreek, OH

Beavercreek, OH | 104 awards | Top agency Department of Defense | NAICS 541712

$191,560,883

Redhorse Corporation

Arlington, VA

Arlington, VA | 101 awards | Top agency Department of Defense | NAICS 611430

$103,863,261

Mantech Gray Hawk Systems, Inc.

Falls Church, VA

Falls Church, VA | 5 awards | Top agency Department of Defense | NAICS 541330

$20,864,093

Cydecor Inc.

Arlington, VA

Arlington, VA | 75 awards | Top agency Department of Defense | NAICS 541330

$387,907,733

The Cadmus Group LLC

Arlington, VA

Arlington, VA | 289 awards | Top agency Environmental Protection Agency | NAICS 541620

$119,800,132

Michael Baker International, Inc.

Moon Township, PA

Moon Township, PA | 58 awards | Top agency Department of Defense | NAICS 541330

$596,867,482

Nika Technologies INC

Rockville, MD

Rockville, MD | 40 awards | Top agency Department of Defense | NAICS 561210

$239,122,131

Cape Fox Federal Integrators, LLC

Chantilly, VA

Chantilly, VA | 32 awards | Top agency Department of Defense | NAICS 541330

$107,888,537

Ellumen, Inc.

Silver Spring, MD

Silver Spring, MD | 52 awards | Top agency Department of Defense | NAICS 541512

$70,143,303

Nisgaa Ciops LLC

Juneau, AK

Juneau, AK | 45 awards | Top agency Department of Defense | NAICS 541519

$10,383,856

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