Department of the Interior NAICS 541611 and PSC R425 contractors

Administrative Management and General Management Consulting Services. SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Cross-code overlap under Department of the Interior.

Department of the Interior · NAICS 541611 · PSC R425

Last updated: April 19, 2026

Visible recipients

Mapped obligations

$15,387,303,368

State overlap

Top recipients

Visible recipients in the Department of the Interior overlap of NAICS 541611 and PSC R425

Caci, Inc. - Federal

Chantilly, VA

Chantilly, VA | 1,121 awards | Top agency Department of Defense | NAICS 541512

$4,673,502,042

Cherokee Nation Technology Solutions LLC

Tulsa, OK

Tulsa, OK | 20 awards | Top agency Department of Defense | NAICS 541620

$52,000,521

Systems Planning And Analysis, Inc.

Alexandria, VA

Alexandria, VA | 238 awards | Top agency Department of Defense | NAICS 541330

$1,153,468,462

Icf Incorporated, L.l.c.

Reston, VA

Reston, VA | 1,306 awards | Top agency Department of Health and Human Services | NAICS 541611

$3,084,174,617

Cape Fox Professional Services, LLC

Manassas, VA

Manassas, VA | 5 awards | Top agency Department of Defense | NAICS 611430

$27,087,013

Bowhead Program Management & Operations, LLC

Springfield, VA

Springfield, VA | 251 awards | Top agency Department of Defense | NAICS 541330

$374,109,704

Mantech Srs Technologies, Inc.

Herndon, VA

Herndon, VA | 76 awards | Top agency Department of Defense | NAICS 541330

$871,116,068

The Mil Corporation

Bowie, MD

Bowie, MD | 189 awards | Top agency Department of Defense | NAICS 541519

$249,538,206

The Bizzell Group LLC

Hyattsville, MD

Hyattsville, MD | 126 awards | Top agency Department of Health and Human Services | NAICS 541611

$261,371,082

Decisionpoint Corporation

Gaithersburg, MD

Gaithersburg, MD | 120 awards | Top agency Department of Defense | NAICS 541513

$14,593,328

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