State + agency + PSC page

Department of the Interior PSC R425 contractors in Virginia

SUPPORT- PROFESSIONAL: ENGINEERING/TECHNICAL. Use this deeper state-buyer-PSC page to see which visible contractors sit closest to this exact overlap in the public AwardRegistry layer.

Virginia + Department of the Interior
Last updated: April 8, 2026

Visible recipients

22

Mapped obligations

$9,052,123,143

Top NAICS links

4

Top recipients

Visible recipients tied to Department of the Interior, Virginia, and PSC R425

Caci, Inc. - Federal

Chantilly, VA

Caci, Inc. - Federal is a federal category business profile based in Chantilly, VA. The current public data layer shows $3,193,416,204 in visible federal obligations across 1,137 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC R425.

$3,812,717,857

Modern Technology Solutions, Inc.

Alexandria, VA

Modern Technology Solutions, Inc. is a federal category business profile based in Alexandria, VA. The current public data layer shows $429,318,638 in visible federal obligations across 285 awards or transactions. General Services Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541712 (Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)). The profile also shows meaningful product and service activity in PSC R425.

$480,259,261

Systems Planning And Analysis, Inc.

Alexandria, VA

Systems Planning And Analysis, Inc. is a federal category business profile based in Alexandria, VA. The current public data layer shows $300,519,048 in visible federal obligations across 238 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R425.

$888,109,866

Icf Incorporated, L.l.c.

Reston, VA

Icf Incorporated, L.l.c. is a federal category business profile based in Reston, VA. The current public data layer shows $271,970,237 in visible federal obligations across 1,306 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541611 (Administrative Management and General Management Consulting Services). The profile also shows meaningful product and service activity in PSC R499.

$221,096,763

Dcs Corporation

Alexandria, VA

Dcs Corporation is a federal category business profile based in Alexandria, VA. The current public data layer shows $226,165,600 in visible federal obligations across 411 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541712 (Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology)). The profile also shows meaningful product and service activity in PSC R425.

$1,355,757,839

Trace Systems, Inc.

Mclean, VA

Trace Systems, Inc. is a federal category business profile based in Mclean, VA. The current public data layer shows $123,648,231 in visible federal obligations across 124 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 334220 (Radio and Television Broadcasting and Wireless Communications Equipment Manufacturing). The profile also shows meaningful product and service activity in PSC R425.

$180,813,929

Siemens Government Technologies INC

Arlington, VA

Siemens Government Technologies INC is a federal category business profile based in Arlington, VA. The current public data layer shows $111,989,171 in visible federal obligations across 227 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC N059.

$293,490,832

Akima Systems Engineering LLC

Herndon, VA

Akima Systems Engineering LLC is a federal 8a program participant profile based in Herndon, VA. The current public data layer shows $76,312,079 in visible federal obligations across 232 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541512 (Computer Systems Design Services). The profile also shows meaningful product and service activity in PSC R425.

$89,636,504

Mantech Srs Technologies, Inc.

Herndon, VA

Mantech Srs Technologies, Inc. is a federal category business profile based in Herndon, VA. The current public data layer shows $74,933,149 in visible federal obligations across 77 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R425.

$489,066,113

Chenega It Enterprise Services, LLC

Lorton, VA

Chenega It Enterprise Services, LLC is a federal 8a program participant profile based in Lorton, VA. The current public data layer shows $39,976,160 in visible federal obligations across 58 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R702.

$36,176,108
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