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| Company | What they do | Location | Size | Hiring |
|---|---|---|---|---|
GardaWorld Securitygarda.com  JP GLCQ |
GardaWorld Security is a private security services company operating across the U.S., Canada, and Africa, providing trained securi | — | — | — |
Sitelsitel.com JCFC  CH |
Foundever (sitel.com) is a global customer experience services company that helps brands turn CX into a growth engine, combining 1 | — | — | — |
Allied Universal Corporationallieduniversal.com  TH DR TK |
Allied Universal Corporation is a Florida-based water treatment chemical manufacturer and distributor founded in 1954, supplying s | Miami, Florida | 51-200 | — |
ADTadt.com  MDTMHA |
ADT is a home and business security company offering professionally monitored alarm systems, DIY smart home security via ADT Blu, | Boca Raton, Florida | 5000+ | — |
Brinksbrinks.com  HK DGTL |
Brink's is a cash management and cash-transportation services company that provides secure cash handling, deposit, and payment ser | — | — | — |
Prosegurprosegur.com  VK DCJC |
Prosegur is a global security services company operating for 50 years across 36 countries, delivering four business lines: alarms | Madrid, Madrid | 51-200 | — |
Tycosecurityproductstycosecurityproducts.com |
Tyco Security Products, part of Tyco International, is a unified group of world-leading access control, video, and location-based | Milwaukee, Wisconsin | 1001-5000 | — |
Genetec Incgenetec.com BA  NEVA |
Genetec Inc is a company that positions itself as a leader in unified physical security software, though the scraped homepage cont | — | — | — |
Verisureverisure.com RGVD  MA |
Verisure is the global leader in professionally monitored security services, protecting approximately 6.3 million families and sma | Global HQ - Versoix, Geneva | 201-1000 | — |
Stanleysecuritystanleysecurity.com JFSLHT |
Securitas Technology (formerly STANLEY Security) is a global provider of integrated commercial security, health, and safety techno | Fishers, Indiana | 1001-5000 | — |
Sonitrolsonitrol.com  JDDJME |
Sonitrol is a security systems services company providing verified electronic security solutions for intrusion, video, access, and | Fresno, California | 201-1000 | — |
Securitycompanysecuritycompany.com |
— | — | — | |
Convergintconvergint.com  HW MHKG |
Convergint is a global systems integrator that designs, installs, and services electronic security, cybersecurity, fire and life s | Hoffman Estates, Illinois | 5000+ | — |
Ecisystemsecisystems.com |
Electronic Communications, Inc. (ECI) is a security and surveillance services company established in 1979 with offices in Bismarck | Bismarck, North Dakota | 11-50 | — |
USD Solutionsusd-solutions.com |
USD Solutions is a Texas-based armed security services provider offering trained armed security officers for property protection, | Farmers Branch, Texas | 11-50 | — |
Secureblackopssecureblackops.com |
Black Ops Security Services and Consulting (BOSS-C) is a security and investigations firm based in Woodbridge, Virginia, serving t | Woodbridge, Virginia | 11-50 | — |
Kerberosinckerberosinc.com |
Kerberos International is a Texas-based security and electronic warfare company founded in 2006, operating two divisions: Kerberos | San Antonio, Texas | 51-200 | — |
Gateway Group Onegatewaygroupone.com |
Gateway Group One is a security and frontline customer service firm founded in 1979 by Chairman Lou Dell'Ermo, operating through f | Newark, New Jersey | 201-1000 | — |
Stonewall Protection Groupstonewallprotection.com |
Stonewall Protection Group is a private security and investigation firm serving the Dallas-Fort Worth area, offering uniformed sec | Richland Hills, Texas | 1-10 | — |
Jcprotectionllcjcprotectionllc.com |
JC Protection, LLC is a New York City security guard company providing armed and unarmed security services for residential, commer | New York, New York | 11-50 | — |
Protech Securityprotech-security.com |
Proteck Security appears to be a physical security services provider offering guard services, access control, monitoring, and broa | Westwego, Louisiana | 11-50 | — |
Andrews Internationalandrewsinternational.com |
Andrews International is the government services, consulting, and investigations arm of U.S. Security Associates, a 25-year-old se | Burbank, California | 1001-5000 | — |
Briscoe Protectivebriscoeprotective.com |
Briscoe Protective is the largest privately held security company in the NYC-Metro area and the 28th largest security organization | Centereach, New York | 51-200 | — |
SPI Security Personnel Inc.securitypersonnel.com |
SPI Security Personnel Inc. is a security staffing firm that supplies security guards and loss prevention officers to clients in M | Butler, Wisconsin | 11-50 | — |
Watch 1watch-1.com |
WatchOne is a security and investigations company based in Charlotte, North Carolina, providing uniformed guard services, armed an | Charlotte, North Carolina | 51-200 | — |
Ncissnciss.net |
The National Council of Investigation and Security Services (NCISS) is a trade association representing private investigators and | Wenatchee, Washington | 1-10 | — |
Loomis Austinloomisaustin.com |
Loomis Austin is a branch of Loomis US, a cash management and integrated technology services company serving financial, retail, ed | Austin, Texas | 51-200 | — |
Philaprotectionunitphilaprotectionunit.com |
Philadelphia Protection Unit is a security and investigations firm serving Philadelphia, PA, offering armed and unarmed security, | Philadelphia, Pennsylvania | 11-50 | — |
SIMS Softwaresimssoftware.com |
SIMS Software is a security information management system (SIMS) vendor that has served security professionals for 40 years, helpi | Carlsbad, California | 11-50 | — |
Kingssecurekingssecure.com |
Kings Security Services Inc. is a licensed and bonded minority-owned security guard agency operating across New York State, offeri | Bronx, New York | 11-50 | — |
| Run live for more | ||||
GardaWorld Security is a private security services company operating across the U.S., Canada, and Africa, providing trained security guards, specialized services (K9 units, industrial fire protection, crowd management), and integrated security technologies including AI, smart parking, asset tracking, and access control.
Companies like GardaWorld Security include Sitel, Allied Universal Corporation, ADT, Brinks, Prosegur. See the full list of 24 competitors and alternatives above.
Key decision-makers and buying contacts at GardaWorld Security are listed above, including leaders across executive, finance, sales and operations.