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Security and Investigations Companies in United States

40 companies, page 1 of 1

40 Security and Investigations companies in United States indexed on Zeliq, employing 107,000 people in total. The largest are Marksman Security (10,000 employees), The Geo Group, Inc. (10,000 employees), Nation Security (5,000 employees).

Each profile includes the org chart, decision makers by level and department, headcount, funding history and verified B2B emails and phone numbers to qualify accounts and reach the right prospects.

G
Gavin De Becker & Associates B2B
Employees 1,000
Founded 1978
T
The Geo Group, Inc. B2B
Employees 10,000
Founded 1984
Funding $2.3B
S
Security Industry Specialists B2B
Employees 5,000
Founded 1999
S
Sunstates Security B2B
Employees 5,000
Founded 1998
S
Security 101 B2B
Employees 5,000
Founded 2003
A
Arrow Security B2B
Employees 5,000
Founded 1985
A
Aegis Security & Investigations Inc. B2B
Employees 500
Founded 2007
P
Protection 1 Security Solutions
Employees 5,000
Founded 1988
V
Vector Security B2B
Employees 5,000
Founded 1970
Funding $450M
D
Dga Security B2B
Employees 500
Founded 1969
M
Marksman Security B2B
Employees 10,000
Founded 2003
A
Andy Frain Services B2B
Employees 5,000
Founded 1924
D
Dsi Security Services B2B
Employees 5,000
Founded 1969
N
Nation Security B2B
Employees 5,000
Founded 2000
K
Kisi B2B
Employees 500
Founded 2012
Funding $2M
K
Keypoint Government Solutions B2B
Employees 5,000
Founded 2003
B
Bay Alarm Company B2B
Employees 5,000
Founded 1946
A
Apollo International An Allied Universal Company B2B
Employees 5,000
Founded 1990
A
Ads Security B2B
Employees 500
Founded 1990
S
Strategic Security Corporation B2B
Employees 5,000
Founded 2002
L
Lemieux & Associates B2B
Employees 1,000
Founded 2004
A
Alliance Security
Employees 500
Founded 2003
E
Elite Security & Staffing B2B
Employees 500
Founded 1995
W
Watch Guard 24/7, Llc B2B
Employees 1,000
Founded 2009
E
Egs Sécurité Sa B2B
Employees 500
Founded 1992
S
Safehaven Security Group, Llc B2B
Employees 500
Founded 2016
G
Guard-Systems, Inc. B2B
Employees 1,000
Founded 1956
G
Global Security Solutions, Llc B2B
Employees 500
Founded 2014
C
Clarion Security B2B
Employees 1,000
Founded 2010
M
Mg - Mulligan Security B2B
Employees 1,000
Founded 2008
R
Regions Security Services, Inc. B2B
Employees 500
Founded 2010
S
Security-Net, Inc. B2B
Employees 1,000
Founded 1993
E
Executive Event Services, Llc B2B
Employees 1,000
Founded 1988
O
Overton Security Services, Inc. B2B
Employees 1,000
Founded 1999
B
Building Security Services B2B
Employees 1,000
Founded 1982
I
International Protective Service, Inc. (Ips) B2B
Employees 500
Founded 2006
M
Merchants Security Guard & Patrol Services B2B
Employees 500
Location Blue Ash
Founded 1885
V
Vista Security Services International B2B
Employees 500
Founded 2003
S
Securitec One Inc. B2B
Employees 500
Founded 1990
S
Safeguard Security International, Inc. B2B
Employees 5,000
Founded 1992