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General Services Administration NAICS 561210 and PSC R408 contractors in Virginia

Facilities Support Services. SUPPORT- PROFESSIONAL: PROGRAM MANAGEMENT/SUPPORT. Use this deepest state-buyer cross-code page to see which visible contractors sit in the exact overlap of buyer, geography, industry, and product-service lane.

Virginia · General Services Administration
Last updated: April 5, 2026

Visible recipients

6

Mapped obligations

$5,571,977,622

Cross-code depth

4 filters

Top recipients

Visible recipients tied to General Services Administration, Virginia, NAICS 561210, and PSC R408

Cgi Federal Inc.

Fairfax, VA

Cgi Federal Inc. is a federal category business profile based in Fairfax, VA. The current public data layer shows $1,376,708,353 in visible federal obligations across 1,052 awards or transactions. Department of State 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.

$3,553,730,313

Amentum Government Services, Inc.

Chantilly, VA

Amentum Government Services, Inc. is a federal category business profile based in Chantilly, VA. The current public data layer shows $1,102,374,198 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 811118 (Other Automotive Mechanical and Electrical Repair and Maintenance). The profile also shows meaningful product and service activity in PSC J023.

$347,864,957

Sos International LLC

Reston, VA

Sos International LLC is a federal category business profile based in Reston, VA. The current public data layer shows $176,763,965 in visible federal obligations across 138 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 M1FC.

$973,997,833

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.

$354,871,453

Brillient Corporation

Reston, VA

Brillient Corporation is a federal category business profile based in Reston, VA. The current public data layer shows $70,430,051 in visible federal obligations across 55 awards or transactions. Department of Homeland Security 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 R699.

$336,534,802

Mantech Gray Hawk Systems, Inc.

Falls Church, VA

Mantech Gray Hawk Systems, Inc. is a federal category business profile based in Falls Church, VA. The current public data layer shows $28,570,924 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 541330 (Engineering Services). The profile also shows meaningful product and service activity in PSC R425.

$4,978,264