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Department of Homeland Security NAICS 541712 and PSC R408 contractors

Research and Development in the Physical, Engineering, and Life Sciences (except Biotechnology). SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Homeland Security.

Department of Homeland Security · NAICS 541712 · PSC R408
Last updated: April 8, 2026

Visible recipients

11

Mapped obligations

$24,869,367,507

State overlap

4

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541712 and PSC R408

Booz Allen Hamilton INC

Mclean, VA

Booz Allen Hamilton INC is a federal category business profile based in Mclean, VA. The current public data layer shows $5,575,467,868 in visible federal obligations across 3,955 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 R499.

$14,174,562,737

Alion Science And Technology Corporation

Chicago, IL

Alion Science And Technology Corporation is a federal category business profile based in Chicago, IL. The current public data layer shows $1,391,195,185 in visible federal obligations across 5 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541710 (Research and Development in the Physical, Engineering, and Life Sciences). The profile also shows meaningful product and service activity in PSC AZ12.

$424,658,210

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.

$1,355,798,387

Odyssey Systems Consulting Group, Ltd.

Wakefield, MA

Odyssey Systems Consulting Group, Ltd. is a federal category business profile based in Wakefield, MA. The current public data layer shows $415,437,767 in visible federal obligations across 257 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.

$2,474,505,431

Sev1tech, LLC

Woodbridge, VA

Sev1tech, LLC is a federal category business profile based in Woodbridge, VA. The current public data layer shows $133,265,250 in visible federal obligations across 225 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.

$436,492,050

Axient LLC

Arlington, VA

Axient LLC is a federal category business profile based in Arlington, VA. The current public data layer shows $90,520,563 in visible federal obligations across 83 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.

$1,948,728,568

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.

$676,319,415

Analytic Services Inc.

Arlington, VA

Analytic Services Inc. is a federal category business profile based in Arlington, VA. The current public data layer shows $69,503,700 in visible federal obligations across 91 awards or transactions. Department of Defense 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.

$426,437,274

Mcr Federal, LLC

Alexandria, VA

Mcr Federal, LLC is a federal category business profile based in Alexandria, VA. The current public data layer shows $12,227,728 in visible federal obligations across 23 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.

$447,980,183

Dsfederal, INC

Rockville, MD

Dsfederal, INC is a federal asian pacific american owned business profile based in Rockville, MD. The current public data layer shows $9,669,624 in visible federal obligations across 66 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541511 (Custom Computer Programming Services). The profile also shows meaningful product and service activity in PSC R499.

$34,053,257
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