NAICS 541330 and PSC R408 contractors

Engineering Services. SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT. Cross-code contractor overlap.

NAICS 541330 + PSC R408

Last updated: April 19, 2026

Visible recipients

Mapped obligations

$128,624,712,680

State overlap

Top recipients

Visible recipients in the NAICS 541330 and PSC R408 overlap

A Square Group LLC

Frederick, MD

Frederick, MD | 45 awards | Top agency Department of Health and Human Services | NAICS 541512

$3,594,085

Cherokee Nation Government Solutions LLC

Tulsa, OK

Tulsa, OK | 56 awards | Top agency Department of Defense | NAICS 541330

$49,990,093

Wsp USA Solutions INC

Arlington, VA

Arlington, VA | 228 awards | Top agency Department of Defense | NAICS 541330

$174,972,016

Gannett Fleming, Inc.

Camp Hill, PA

Camp Hill, PA | 5 awards | Top agency Department of Defense | NAICS 541512

$24,635,426

Intellect Solutions, LLC

Vienna, VA

Vienna, VA | 86 awards | Top agency Department of Defense | NAICS 541511

$80,492,719

Tyto Government Solutions INC

Reston, VA

Reston, VA | 88 awards | Top agency Department of Defense | NAICS 541330

$624,126,566

Peerless Technologies Corporation

Fairborn, OH

Fairborn, OH | 65 awards | Top agency Department of Defense | NAICS 541330

$353,663,131

Integral Federal, Inc.

Mc Lean, VA

Mc Lean, VA | 72 awards | Top agency Department of Defense | NAICS 333244

$200,837,117

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

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