Cybersecurity services, physical and cyber penetration testing

Gray's Guardian Protective Services, LLC

Gretna, Louisiana, USA

Armed/unarmed guards; patrol; event security • graysguardianps@gmail.com • https://www.graysguardianps.com • +1-504-813-0484

Great Lakes Security

Adrian, Michigan, USA

Uniformed guards; event security; executive protection • https://www.greatlakessecurity.org • +1-844-475-2537

Great Lakes Security Services LLC

Milwaukee, Wisconsin, USA

Armed and unarmed guards; off-duty officers; event security • greatlakessecuritymilwaukee@gmail.com • https://greatlakessecurity.net • +1-414-550-2444

Green Line Security Solutions

Hagerstown, Maryland, USA

Armed and unarmed guards; secure transport • https://www.greenlinemd.com

Green Mountain Alarm

Essex Junction, Vermont, USA

Alarm systems; fire; monitoring; video; access control • https://greenmountainalarm.com • +1-802-332-5100

Green Mtn. Concert Services, Inc. (GMCS)

Williston, Vermont, USA

Event security; crowd management; venue staffing; unarmed guards • https://gmcsusa.com • +1-802-662-1210

Green Valley Security

Las Vegas, Nevada, USA

Security officers; patrol; dispatch • https://www.greenvalleysecuritylv.com • +1-702-447-0441

Grey Dog Security

Grand Rapids, Michigan, USA

Armed and unarmed guards; executive protection; patrol • https://greydogsecurity.com • +1-616-540-0628

GRIDS Security Services

Columbia, South Carolina, USA

Security officers; patrol • https://gridssecurity.com • +1-803-251-5591

Grizzly Security Armored Express

Helena, Montana, USA

Armored transport; security officers; cash services • https://grizzlysecurity.com • +1-406-215-3137

Guard One Services

Wilmington, North Carolina, USA

Security guard services • +1-910-202-9237

Guard Tronic, Inc.

Fort Smith, Arkansas, USA

Security systems; video; access control; monitoring • https://guardtronic.com • +1-479-785-2323

GuardEX Security Services

Rutherford, New Jersey, USA

Armed/unarmed guards; fire watch; mobile patrol • https://www.securityguardex.com • +1-201-355-5590

Guardian Alarm

Southfield, Michigan, USA

Alarm systems; monitoring; access control; video • https://guardianalarm.com • +1-833-476-4212

Guardian Angel Security

Lincoln, Nebraska, USA

Event security; on-site officers; patrol • https://www.guardiannebraska.com

Guardian Guard Service

Southfield, Michigan, USA

Security officers; patrol; alarm response • https://guardianalarm.com • +1-800-482-7387

Guardian International Solutions, Inc.

Los Angeles, California, USA

Armed/unarmed guards, loss prevention • customerservice@guardiansolutions.net • https://www.guardiansolutions.net • +1-310-729-3147

Guardian National Security

Chatsworth, California, USA

Armed and unarmed guards, patrol • https://www.gnsguard.com • +1-800-700-1467

Guardian Protection Force, Inc.

Rancho Cordova, California, USA

Armed/unarmed guards, executive protection • https://gpfsecuritycorp.com • +1-833-947-8008

Guardian Security & Investigations, Inc.

Billings, Montana, USA

Security officers; patrol; investigations • https://mobile.guardiansecurityofmt.com • +1-406-656-8646

Guardian Security Services LLC

Topeka, Kansas, USA

Security officers; patrol; special events • +1-785-249-9109

Guardian Security Services, Inc.

Blue Island, Illinois, USA

Armed and unarmed guards, mobile patrol, residential and commercial security • MichaelM@guardiansecurityinc.com • https://www.guardiansecurityinc.com • +1-708-385-3300

Guardian Security Systems (Anchorage)

Anchorage, Alaska, USA

Alarm monitoring; alarm response; security systems; patrol • https://www.guardiansecuritysys.com • +1-907-274-5275

Guardian Security Systems (Fairbanks)

Fairbanks, Alaska, USA

Alarm monitoring; alarm response; security systems • https://www.guardiansecuritysys.com • +1-907-459-5275

Guardian Security Systems (Mat-Su Valley)

Wasilla, Alaska, USA

Alarm monitoring; alarm response; security systems • https://www.guardiansecuritysys.com • +1-907-376-4700

PROTECTION.RED

Security Companies Directory