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Department of Homeland Security NAICS 541990 and PSC D318 contractors

All Other Professional, Scientific, and Technical Services. IT AND TELECOM- INTEGRATED HARDWARE/SOFTWARE/SERVICES SOLUTIONS, PREDOMINANTLY SERVICES. 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 541990 · PSC D318
Last updated: April 8, 2026

Visible recipients

5

Mapped obligations

$1,017,804,323

State overlap

1

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 541990 and PSC D318

Ecs Federal, LLC

Fairfax, VA

Ecs Federal, LLC is a federal category business profile based in Fairfax, VA. The current public data layer shows $553,486,130 in visible federal obligations across 401 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 R425.

$541,480,087

Govcio, LLC

Fairfax, VA

Govcio, LLC is a federal category business profile based in Fairfax, VA. The current public data layer shows $220,313,179 in visible federal obligations across 94 awards or transactions. Department of Veterans Affairs 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 D399.

$295,808,827

Everfox LLC

Herndon, VA

Everfox LLC is a federal category business profile based in Herndon, VA. The current public data layer shows $72,572,047 in visible federal obligations across 89 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 611420 (Computer Training). The profile also shows meaningful product and service activity in PSC DA10.

$96,116,632

Link Solutions INC

Mc Lean, VA

Link Solutions INC is a federal category business profile based in Mc Lean, VA. The current public data layer shows $13,206,993 in visible federal obligations across 51 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.

$66,296,106

Trillion Technology Solutions INC

Reston, VA

Trillion Technology Solutions INC is a federal 8a program participant profile based in Reston, VA. The current public data layer shows $9,776,185 in visible federal obligations across 57 awards or transactions. Department of Homeland Security 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.

$18,102,671