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Department of Homeland Security NAICS 488190 and PSC R499 contractors

Other Support Activities for Air Transportation. 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 Homeland Security.

Department of Homeland Security · NAICS 488190 · PSC R499
Last updated: April 8, 2026

Visible recipients

5

Mapped obligations

$24,241,908,205

State overlap

3

Top recipients

Visible recipients in the Department of Homeland Security overlap of NAICS 488190 and PSC R499

Amentum Services, Inc.

Chantilly, VA

Amentum Services, Inc. is a federal category business profile based in Chantilly, VA. The current public data layer shows $3,024,707,746 in visible federal obligations across 1,909 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 J015.

$6,656,269,761

Vertex Aerospace LLC

Madison, MS

Vertex Aerospace LLC is a federal category business profile based in Madison, MS. The current public data layer shows $1,445,809,160 in visible federal obligations across 623 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 488190 (Other Support Activities for Air Transportation). The profile also shows meaningful product and service activity in PSC J015.

$14,204,736,262

Strategic Technology Institute INC

Rockville, MD

Strategic Technology Institute INC is a federal category business profile based in Rockville, MD. The current public data layer shows $58,918,653 in visible federal obligations across 130 awards or transactions. Department of Defense appears as the strongest visible awarding agency. Top industry concentration is in NAICS 336411 (Aircraft Manufacturing). The profile also shows meaningful product and service activity in PSC J010.

$33,430,042

Lockheed Martin Services, LLC

Gaithersburg, MD

Lockheed Martin Services, LLC is a federal category business profile based in Gaithersburg, MD. The current public data layer shows -$306,294 in visible federal obligations across 5 awards or transactions. Department of Transportation 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 5820.

$2,525,134,812

Booz Allen Hamilton Engineering Services, LLC

Annapolis Junction, MD

Booz Allen Hamilton Engineering Services, LLC is a federal category business profile based in Annapolis Junction, MD. The current public data layer shows -$410,371 in visible federal obligations across 11 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 R414.

$822,337,328