Agency + NAICS page

Department of Homeland Security NAICS 621111 contractors

Offices of Physicians (except Mental Health Specialists). 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 5, 2026

Visible recipients

6

Mapped obligations

$27,303,502,980

Top PSC links

4

Top recipients

Visible recipients tied to Department of Homeland Security and NAICS 621111

Humana Government Business INC

Louisville, KY

Humana Government Business INC is a federal category business profile based in Louisville, KY. The current public data layer shows $4,870,581,193 in visible federal obligations across 86 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 524114 (Direct Health and Medical Insurance Carriers). The profile also shows meaningful product and service activity in PSC Q201.

$57,243,568

Qtc Medical Services INC

San Antonio, TX

Qtc Medical Services INC is a federal category business profile based in San Antonio, TX. The current public data layer shows $4,159,648,958 in visible federal obligations across 148 awards or transactions. Department of Veterans Affairs appears as the strongest visible awarding agency. Top industry concentration is in NAICS 621111 (Offices of Physicians (except Mental Health Specialists)). The profile also shows meaningful product and service activity in PSC Q403.

$13,056,204,789

Optumserve Health Services, Inc.

La Crosse, WI

Optumserve Health Services, Inc. is a federal category business profile based in La Crosse, WI. The current public data layer shows $3,482,949,179 in visible federal obligations across 61 awards or transactions. Department of Veterans Affairs appears as the strongest visible awarding agency. Top industry concentration is in NAICS 621111 (Offices of Physicians (except Mental Health Specialists)). The profile also shows meaningful product and service activity in PSC Q403.

$11,156,858,308

Loyal Source Government Services LLC

Orlando, FL

Loyal Source Government Services LLC is a federal category business profile based in Orlando, FL. The current public data layer shows $2,274,743,658 in visible federal obligations across 96 awards or transactions. Department of Veterans Affairs appears as the strongest visible awarding agency. Top industry concentration is in NAICS 621111 (Offices of Physicians (except Mental Health Specialists)). The profile also shows meaningful product and service activity in PSC Q403.

$3,001,650,767

Acuity International, LLC

Reston, VA

Acuity International, LLC is a federal category business profile based in Reston, VA. The current public data layer shows $19,270,070 in visible federal obligations across 62 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541612 (Human Resources Consulting Services). The profile also shows meaningful product and service activity in PSC R431.

$30,536,971

Vighter LLC

San Antonio, TX

Vighter LLC is a federal category business profile based in San Antonio, TX. The current public data layer shows $1,492,227 in visible federal obligations across 31 awards or transactions. Department of Homeland Security appears as the strongest visible awarding agency. Top industry concentration is in NAICS 561320 (Temporary Help Services). The profile also shows meaningful product and service activity in PSC Q403.

$1,008,577