Agency + NAICS + PSC page

Department of Health and Human Services NAICS 541720 and PSC R499 contractors

Research and Development in the Social Sciences and Humanities. SUPPORT- PROFESSIONAL: OTHER. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under Department of Health and Human Services.

Department of Health and Human Services · NAICS 541720 · PSC R499
Last updated: April 8, 2026

Visible recipients

12

Mapped obligations

$10,709,121,773

State overlap

4

Top recipients

Visible recipients in the Department of Health and Human Services overlap of NAICS 541720 and PSC R499

Westat, Inc.

Bethesda, MD

Westat, Inc. is a federal category business profile based in Bethesda, MD. The current public data layer shows $343,608,618 in visible federal obligations across 469 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541720 (Research and Development in the Social Sciences and Humanities). The profile also shows meaningful product and service activity in PSC AN11.

$2,726,120,230

Icf Consulting Group, Inc.

Reston, VA

Icf Consulting Group, Inc. is a federal category business profile based in Reston, VA. The current public data layer shows $116,023,152 in visible federal obligations across 5 awards or transactions. Office of Personnel Management appears as the strongest visible awarding agency. Top industry concentration is in NAICS 611430 (Professional and Management Development Training). The profile also shows meaningful product and service activity in PSC U001.

$1,534,604

Mathematica Inc.

Princeton, NJ

Mathematica Inc. is a federal category business profile based in Princeton, NJ. The current public data layer shows $108,612,602 in visible federal obligations across 183 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541720 (Research and Development in the Social Sciences and Humanities). The profile also shows meaningful product and service activity in PSC R499.

$3,394,682,987

Kawerak, Inc.

Nome, AK

Kawerak, Inc. is a federal category business profile based in Nome, AK. The current public data layer shows $90,174,939 in visible federal obligations across 100 awards or transactions. Department of the Interior appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541690 (Other Scientific and Technical Consulting Services). The profile also shows meaningful product and service activity in PSC R499.

$339,026

Reli Group INC

Windsor Mill, MD

Reli Group INC is a federal 8a program participant profile based in Windsor Mill, MD. The current public data layer shows $79,433,948 in visible federal obligations across 119 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 R408.

$186,431,147

Acumen LLC

Burlingame, CA

Acumen LLC is a federal category business profile based in Burlingame, CA. The current public data layer shows $77,028,975 in visible federal obligations across 73 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.

$1,092,319,049

Innovative Management Concepts, INC

Blairsville, GA

Innovative Management Concepts, INC is a federal category business profile based in Blairsville, GA. The current public data layer shows $62,166,522 in visible federal obligations across 80 awards or transactions. General Services Administration 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 D318.

$49,770,302

Mvm, Inc.

Ashburn, VA

Mvm, Inc. is a federal category business profile based in Ashburn, VA. The current public data layer shows $59,525,664 in visible federal obligations across 28 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561612 (Security Guards and Patrol Services). The profile also shows meaningful product and service activity in PSC S206.

$224,000,129

The Lewin Group, Inc.

La Crosse, WI

The Lewin Group, Inc. is a federal category business profile based in La Crosse, WI. The current public data layer shows $46,392,453 in visible federal obligations across 82 awards or transactions. Department of Health and Human Services appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541720 (Research and Development in the Social Sciences and Humanities). The profile also shows meaningful product and service activity in PSC R499.

$1,171,316,564

Abt Global LLC

Cambridge, MA

Abt Global LLC is a federal category business profile based in Cambridge, MA. The current public data layer shows $18,741,318 in visible federal obligations across 45 awards or transactions. Agency for International Development appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541990 (All Other Professional, Scientific, and Technical Services). The profile also shows meaningful product and service activity in PSC R425.

$1,666,323,113
Page 1 of 212Next