Agency + NAICS page

Department of Homeland Security NAICS 541219 contractors

Other Accounting Services. Use this buyer-scoped industry page to see which visible contractors sit closest to this NAICS lane under Department of Homeland Security.

Agency: Department of Homeland Security
Last updated: April 8, 2026

Visible recipients

9

Mapped obligations

$906,245,483

Top PSC links

4

Top recipients

Visible recipients tied to Department of Homeland Security and NAICS 541219

Avantus Federal LLC

Mc Lean, VA

Avantus Federal LLC is a federal category business profile based in Mc Lean, VA. The current public data layer shows $158,730,910 in visible federal obligations across 95 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 R408.

$487,316,153

Credence Dynamo Solutions LLC

Vienna, VA

Credence Dynamo Solutions LLC is a federal asian pacific american owned business profile based in Vienna, VA. The current public data layer shows $98,891,741 in visible federal obligations across 102 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 R499.

$385,100

Catapult Consultants LLC

Fredericksburg, VA

Catapult Consultants LLC is a federal category business profile based in Fredericksburg, VA. The current public data layer shows $73,414,716 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 541611 (Administrative Management and General Management Consulting Services). The profile also shows meaningful product and service activity in PSC R703.

$18,233,942

Sehlke Consulting LLC

Vienna, VA

Sehlke Consulting LLC is a federal category business profile based in Vienna, VA. The current public data layer shows $42,603,555 in visible federal obligations across 79 awards or transactions. General Services Administration 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.

$79,728,779

Integrated Finance And Accounting Solutions, Llc.

Washington, DC

Integrated Finance And Accounting Solutions, Llc. is a federal black american owned business profile based in Washington, DC. The current public data layer shows $38,407,267 in visible federal obligations across 193 awards or transactions. Department of State appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541219 (Other Accounting Services). The profile also shows meaningful product and service activity in PSC R703.

$158,116,461

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.

$17,888,604

Aoc Solutions, INC

Fairfax, VA

Aoc Solutions, INC is a federal category business profile based in Fairfax, VA. The current public data layer shows $10,305,193 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 541611 (Administrative Management and General Management Consulting Services). The profile also shows meaningful product and service activity in PSC R710.

$29,829,437

Credence Dynamo Technologies LLC

Vienna, VA

Credence Dynamo Technologies LLC is a federal asian pacific american owned business profile based in Vienna, VA. The current public data layer shows $5,932,930 in visible federal obligations across 13 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 R704.

$3,276,919

Mantech Mgs, Inc.

Herndon, VA

Mantech Mgs, Inc. is a federal category business profile based in Herndon, VA. The current public data layer shows -$2,078,725 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 541219 (Other Accounting Services). The profile also shows meaningful product and service activity in PSC R408.

$111,470,088