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Buyer + NAICS recipient rankings

Top federal contractors for Department of Defense and NAICS 561621.

Strongest contractor profiles in this buyer-NAICS slice.

Buyer + NAICS recipient rankings

Top federal contractors for Department of Defense and NAICS 561621

Ranked contractor profiles for this slice.

1

Serco INC

Herndon, VA · Department of Defense

$1,004,172,019
2

Paragon Systems INC

Herndon, VA · Department of Homeland Security

$520,432,734
3

Triple Canopy INC

Herndon, VA · Department of State

$367,859,234
4

M. C. Dean, Inc.

Tysons, VA · Department of Defense

$366,425,260
5

Centerra Group, LLC

Herndon, VA · Department of Energy

$305,938,174
6

Johnson Controls Building Automation Systems, LLC

Huntsville, AL · Department of Defense

$214,661,567
7

Alutiiq Global Solutions, LLC

Anchorage, AK · Department of Defense

$208,315,787
8

Chenega Global Protection, LLC

Chantilly, VA · National Aeronautics and Space Administration

$181,910,703
9

Siemens Government Technologies INC

Arlington, VA · Department of Defense

$111,989,171
10

Caddell Construction Co. (de), LLC

Montgomery, AL · Department of State

$56,701,173
11

Muscogee Nation Business Enterprise

Okmulgee, OK · Department of Defense

$51,441,972
12

Olgoonik Solutions LLC

Anchorage, AK · Department of State

$21,544,507
13

Advanced It Concepts, LLC

Orlando, FL · Department of Defense

$19,005,268
14

Chenega Security International California

Chantilly, VA · Department of the Interior

$15,708,482
15

Chenega Security International, LLC

Chantilly, VA · Department of Defense

$14,093,569
16

Agency Management Concepts INC

Oakton, VA · Department of Defense

$2,993,604
17

Chenega Infinity, LLC

Chantilly, VA · Department of Homeland Security

$2,336,910
18

Alutiiq Advanced Security Solutions LLC

Anchorage, AK · Department of Homeland Security

$2,032,674
19

Alutiiq Business Services, LLC

Anchorage, AK · Department of Defense

$735,659
20

M.c. Dean Europe Gmbh

Leinfelden-echterdingen · Department of Defense

$174,057

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