

G4S Information
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G4S
Summary
G4S is a public company that has been in the industry for 21 years. The company currently specializes in the Security and Investigations, Management Consulting Services, Home Security, Personnel Security Services areas. The position of the CEO is occupied by Ashley Almanza. Its headquarters is located at London, England, GB. The number of employees ranges from 100K to 9.9M. The annual revenue of G4S varies between 5.0B and 10B. To connect with G4S employee register on SignalHire.
Industries
Security and Investigations
Headquarters Location
Employees Size
10000+ employees
Specialties
electronic monitoring, security services, secure solutions, youth custody and treatment programs, cash solutions, manned guarding, Integrated Technology, Access control, Risk-based planning
SIC Code
7200
Founded
1901
Estimated Annual Revenue
$5.0B - 10B
Operating Status
Acquired
Competitors
Founded | Type | Employees | Revenue | Funding | |
---|---|---|---|---|---|
1999 | Public Company | 10K - 50K | 1.4B | $1.2B | |
2006 | Privately Held | 500 - 1.0K | 400M | $187M | |
1852 | Public Company | 10K - 50K | 2.4B | $171.3M | |
2013 | Public Company | 1.0K - 5.0K | 600M | $205.2M | |
1965 | Privately Held | 100K - 9.9M | 8B | $3.4B | |
1859 | Public Company | 50K - 100K | 4B | $1.6B | |
1874 | - | 10K - 50K | 5.2B | $450M | |
1987 | Public Company | 50K - 100K | 3.5B | $0 | |
1997 | Privately Held | 1.0K - 5.0K | 500M | $0 | |
2003 | Privately Held | 100 - 250 | 65M | $0 | |
1976 | Privately Held | 100K - 9.9M | 4.5B | $0 | |
2013 | - | 25 - 100 | < 1M | $0 | |
1852 | Privately Held | 10000+ | - | $- | |
1874 | Public Company | 1000-5000 | - | $- | |
1984 | - | 10000+ | - | $- | |
1997 | - | 500-1000 | - | $- | |
2004 | - | 10000+ | - | $- | |
- | - | 10000+ | - | $- |
Employees Turnover 3 quarter 2025
Number of employees switched from or switched to
Total number all of employee turnover
Current employees switched from
Ex-employees switched to
Length of Employment
Employee tenure at G4S shows a diverse range of experience levels:
8% for 1–2 years9% for 3–4 years18% for 5–7 years19% for 8–10 years45% have over 11 years of service at G4SEx-employees positions
In Company
In New Company
Contact top employees from
G4S
Brian Tollensdorf
Custom Protection Officer
Daniel Vannoy
Custom Protection Officer (CPO)
kaila brown
Custom protection officer
rhonda lowers
Security Officer
Samuel Cohrs
Custom Protection Officer
Amethyst Polk
Customs Protection Officer
Jewell Burr
Security Officer
adam bufford
Tso
Lorenzo Golia
Security Officer
Daniel Quinter
Supervisor
Lisa Harshman
Health Services Administrator
Brian Blackwell
Captain/Site Supervisor
Ashanta Kenerson
TSO
Keith Barton II
Security Guard
Michael Flinn
Security Officer
Jason Barth
Security Officer
Jason Kerr
Security Officer
Jeffrey Greenough
Security
Tiffany Paltza
Security
Fabrizio Sandoval
Data Center Officer 1
Eric daCosta
Project Manager
Tasha Pankey
Human Resources Manager
Patrick Tiedemann
Security Guard
Thomas Diamente
Custom Security Officer
Peter Bannon
Custom Protection Officer
Patti Nastali Stensrud
Armed Security Gaurd
Travis Tessman
Custom protection special response officer
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FAQ
G4S operates in the Security and Investigations industries. More details can be found on the official website: g4s.com.
The headquarters of G4S are located in London, United Kingdom.
The current CEO of G4S is Ashley Almanza
G4S currently employs 10000+ people.
G4S's revenue is approximately 9.4B.
Well-known competitors of G4S include Vivint, SimpliSafe, Loomis and Ring.