Agency + NAICS page

Department of Homeland Security NAICS 561990 contractors

All Other Support 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

7

Mapped obligations

$995,283,460

Top PSC links

4

Top recipients

Visible recipients tied to Department of Homeland Security and NAICS 561990

L3harris Technologies Integrated Systems L.p.

Greenville, TX

L3harris Technologies Integrated Systems L.p. is a federal category business profile based in Greenville, TX. The current public data layer shows $1,056,928,745 in visible federal obligations across 402 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 336413 (Other Aircraft Parts and Auxiliary Equipment Manufacturing). The profile also shows meaningful product and service activity in PSC 5865.

$767,916,168

Del-jen, Inc.

Clarksville, TN

Del-jen, Inc. is a federal category business profile based in Clarksville, TN. The current public data layer shows $532,305,116 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 561210 (Facilities Support Services). The profile also shows meaningful product and service activity in PSC S216.

$23,096,927

Alutiiq Education & Training, LLC

Anchorage, AK

Alutiiq Education & Training, LLC is a federal 8a program participant profile based in Anchorage, AK. The current public data layer shows $336,620,450 in visible federal obligations across 5 awards or transactions. Department of Labor appears as the strongest visible awarding agency. Top industry concentration is in NAICS 611519 (Other Technical and Trade Schools). The profile also shows meaningful product and service activity in PSC M139.

$65,033

Centerra Group, LLC

Herndon, VA

Centerra Group, LLC is a federal category business profile based in Herndon, VA. The current public data layer shows $305,938,174 in visible federal obligations across 143 awards or transactions. Department of Energy 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.

$140,532,860

Xtec, Incorporated

Miami, FL

Xtec, Incorporated is a federal category business profile based in Miami, FL. The current public data layer shows $43,455,311 in visible federal obligations across 81 awards or transactions. General Services Administration appears as the strongest visible awarding agency. Top industry concentration is in NAICS 541519 (Other Computer Related Services). The profile also shows meaningful product and service activity in PSC 9330.

$12,204,516

Iem International, Inc.

Raleigh, NC

Iem International, Inc. is a federal category business profile based in Raleigh, NC. The current public data layer shows $20,749,459 in visible federal obligations across 39 awards or transactions. Department of Homeland Security 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.

$39,480,155

Fiore Industries INC

Albuquerque, NM

Fiore Industries INC is a federal black american owned business profile based in Albuquerque, NM. The current public data layer shows $19,785,859 in visible federal obligations across 25 awards or transactions. Department of Transportation 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.

$11,987,801