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General Services Administration NAICS 561621 and PSC R499 contractors

Security Systems Services (except Locksmiths). SUPPORT- PROFESSIONAL: OTHER. Use this deeper buyer cross-code page to see which visible contractors sit in the overlap between these two lanes under General Services Administration.

General Services Administration · NAICS 561621 · PSC R499
Last updated: April 8, 2026

Visible recipients

4

Mapped obligations

$464,817,746

State overlap

2

Top recipients

Visible recipients in the General Services Administration overlap of NAICS 561621 and PSC R499

Alutiiq Global Solutions, LLC

Anchorage, AK

Alutiiq Global Solutions, LLC is a federal alaskan native corporation owned firm profile based in Anchorage, AK. The current public data layer shows $208,315,787 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 236220 (Commercial and Institutional Building Construction). The profile also shows meaningful product and service activity in PSC Y199.

$47,596,770

Siemens Government Technologies INC

Arlington, VA

Siemens Government Technologies INC is a federal category business profile based in Arlington, VA. The current public data layer shows $111,989,171 in visible federal obligations across 227 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 N059.

$182,273,844

Chenega Security International, LLC

Chantilly, VA

Chenega Security International, LLC is a federal 8a program participant profile based in Chantilly, VA. The current public data layer shows $14,093,569 in visible federal obligations across 28 awards or transactions. Department of Defense 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.

$60,897,343

Alutiiq Business Services, LLC

Anchorage, AK

Alutiiq Business Services, LLC is a federal alaskan native corporation owned firm profile based in Anchorage, AK. The current public data layer shows $735,659 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 611519 (Other Technical and Trade Schools). The profile also shows meaningful product and service activity in PSC R499.

$174,049,789