Proud member of the Patrol Services family of companies

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Our Services

Security Guard Services in San Francisco, California

What We Do

We strive to deliver the best possible service while fulfilling the obligations of ethical business and security practices. Customer satisfaction is Greenforce Security International’s top priority with 24/7 dispatch available to respond to incidents whenever they occur. ur.

We hire only the best professionally trained officers that have police and/or military backgrounds. Furthermore, only the best technology and vehicles are utilized. In fact, we use the same standards that are instilled by the law enforcement community. This service level is unparalleled to other service providers in the market.

Our security company in San Francisco, California offer a wide range of protective security services both armed and unarmed. All of our offered services can be designed and customized to meet your specific needs.

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Preventative patrols are a proactive, cost-effective deterrent to theft, vandalism, and other crimes.

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Monitored Surveillance

There have been incredible advances in technology that allows for amazing protections. This is truly a game changer in the security field!

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Providing proactive on-site security support teams to hospitals and medical facilities.


Park Patrol

Currently providing patrol services for both State Parks as well as City Parks

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Airport Security

Experienced in all aspects of TSA and FAA security requirements

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School/College Security

Over half a decade of serving both Community Colleges and State Colleges



Professional Fire Marshall mandated monitoring for residential and commercial buildings

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Secure Transportation

Over a decade of experience providing non-emergent secure transportation.


Other Services

Cameras, Alarm Response, Employee Escorts, Executive Protection, Special Events


Who we provide services for

  • Auto Dealerships
  • Healthcare Facitilies
  • Libraries
  • Self Storage
  • Construction Sites
  • Manufacturing Plants
  • Commercial Offices/Retail
  • Banks
  • HOAs
  • Resorts
  • Apartment Complexes
  • And more