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PSC AD21 federal contractors, buyers, and awards

R&D- DEFENSE OTHER: SERVICES (BASIC RESEARCH). Use this PSC page to review visible contractors, buyer overlap, and award concentration in this product or service lane.

Category code: AD21

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$537,552,740

Buyer overlap

Top recipients

Recipients active in this PSC lane

Chugach Industries, Inc.

Anchorage, AK

Top buyer: Department of DefenseRecent award: 2016-01-13

$453,665,288

Chenega Security & Protection Services, LLC

Chantilly, VA

Top buyer: Department of DefenseRecent award: 2011-02-14

$4,874

Gana-a'yoo Services Corporation

Anchorage, AK

Top buyer: Department of DefenseRecent award: 2021-09-20

$135,980

Chugach Technical Solutions LLC

Anchorage, AK

Top buyer: Department of DefenseRecent award: 2025-12-29

$66,194,827

Bristol Bay Native Association, Inc.

Dillingham, AK

Top buyer: Department of the InteriorRecent award: 2011-02-24

$300

Dsfederal, INC

Rockville, MD

Top buyer: Department of Health and Human ServicesRecent award: 2025-03-06

$17,423,970

Kickapoo Tribe In Kansas

Horton, KS

Top buyer: Department of Health and Human ServicesRecent award: 2012-08-30

$91,667

Abbott On Call, Inc.

Vienna, VA

Top buyer: Department of DefenseRecent award: 2024-11-05

$29,058

Emcor Facilities Services, Inc.

Norwalk, CT

Top buyer: Office of Special CounselRecent award: 2011-02-24

$6,776

Browse by dimension

State, agency, and industry paths

States

Alaska

4 recipients · $1,207,113,438

Virginia

2 recipients · $268,548,161

Maryland

1 recipients · $9,669,624

Kansas

1 recipients · $8,675,806

Connecticut

1 recipients · $25,848

Agencies

Department of Defense

Open the agency-scoped PSC view.

Department of the Interior

Open the agency-scoped PSC view.

Department of Health and Human Services

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Office of Special Counsel

Open the agency-scoped PSC view.

NAICS

NAICS 561210

2 recipients · $830,345,082

NAICS 541330

4 recipients · $526,758,041

NAICS 541512

2 recipients · $103,087,106

NAICS 236220

2 recipients · $83,004,913

NAICS 541611

3 recipients · $67,928,891

NAICS 541712

2 recipients · $16,941,274

Explore rankings

Ranking paths for PSC AD21

Top Recipients Top Awards Top States Top NAICS Alaska view Department of Defense view Alaska + NAICS 561210 Department of Defense + NAICS 561210 Department of Defense top NAICS Alaska top NAICS Alaska + Department of Defense top PSC Alaska + Department of Defense + NAICS 561210

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