General Services Administration NAICS 561621 contractors

Security Systems Services (except Locksmiths). Contractors in this NAICS lane under General Services Administration.

Agency: General Services Administration

Last updated: April 17, 2026

Visible recipients

Mapped obligations

$1,151,248,942

Visible recipients tied to General Services Administration and NAICS 561621

Triple Canopy INC

Herndon, VA

Herndon, VA | 326 awards | Top agency Department of State | NAICS 561612

$244,892,339

M. C. Dean, Inc.

Tysons, VA

Tysons, VA | 1,299 awards | Top agency Department of Defense | NAICS 541330

$721,375,070

Alutiiq Global Solutions, LLC

Anchorage, AK

Anchorage, AK | 5 awards | Top agency Department of Defense | NAICS 236220

$26,014,603

Siemens Government Technologies INC

Arlington, VA

Arlington, VA | 227 awards | Top agency Department of Defense | NAICS 541512

$57,176,178

Muscogee Nation Business Enterprise

Okmulgee, OK

Okmulgee, OK | 20 awards | Top agency Department of Defense | NAICS 541519

$4,960,153

Advanced It Concepts, LLC

Orlando, FL

Orlando, FL | 18 awards | Top agency Department of Defense | NAICS 541519

$8,830,674

Chenega Security International, LLC

Chantilly, VA

Chantilly, VA | 28 awards | Top agency Department of Defense | NAICS 561612

$40,270,100

Agency Management Concepts INC

Oakton, VA

Oakton, VA | 5 awards | Top agency Department of Defense | NAICS 561621

$1,132,238

Venesco Construction Management LLC

Chantilly, VA

Chantilly, VA | 14 awards | Top agency Department of State | NAICS 236220

$429,280

Alutiiq Business Services, LLC

Anchorage, AK

Anchorage, AK | 5 awards | Top agency Department of Defense | NAICS 611519

$46,168,307

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