Andrews International (AI) was founded in Los Angeles in 1988 in response to the growing demand among Hollywood studios for security forces with advanced skills and training. The security company operates offices throughout the United States, Canada, and Central America. AI security officers are protecting life and property at national landmarks, major tourist attractions, industrial sites, and educational and financial institutions.

Covenant Security Services provides security officers to a wide range of commercial and government sectors. The company handles workplace violence, public relations, customer service, active shooter programmes, critical and emergency response, and command centre operations.

Cypress Private Security provides comprehensive security services for a complete range of quality clients, including public and private institutions, office and residential complexes, museums and campuses. They provide a full range of solutions including manned guarding (armed or unarmed uniformed officers), mobile patrols, loss prevention specialists and emergency response services.

E.R.S Security Alarm System, Inc. lived up to its promise of providing California with the highest possible and most complete quality security service, thus providing its client the satisfaction of retaining the highest quality of life.

HighCom Security Services is a comprehensive provider of high-end security solutions, which specialises in protective services, security systems, consulting and training.

Lead Star Security are a fully licenced and insured private security company founded and operated by leadership with over 35 years of executive law enforcement and security experience. Headquartered in California’s State Capitol of Sacramento, they proudly service clientele throughout Sacramento, the surrounding areas and select locations throughout the state of California.

RAS Watch provides a suite of services designed to businesses state-of-the-art tools to protect people, brand and assets so the company can focus on the growth of core business functions. The tools are completely customisable to detect risks unique to business operations. RAS Watch also provides management of access control systems along with intrusion detection and security threat monitoring.

ROG is the lead provider of cloud-based artificial intelligence for guard agencies. They also help Increase Security Guards Effectiveness​​. ROG empowers security organisations to detect and deter real time threats for a safer world.

Starnet Security Inc. upholds safety in the Bay Area as a top security guard company in San Francisco. They specialise in security guard services that San Francisco businesses can rely on, including event security and fire watch security. Their private security services cater to various needs, from corporate and construction site security to hotel and motel security.

Triton Global Services is a full-service security firm structured to to provide peace of mind through technology integration and manned guarding services. Triton provides video surveillance, access control, intrusion detection and live view monitoring within its Low Voltage Division. Triton’s manned guarding division provides uniformed security officers, security audits, risk assessments and training for both private and government entities.

United Global Security provides security services to the commercial, industrial and residential sectors. The company's portfolio also includes event security, patrol services and executive protection.

United Security Services provides guarding services for a wide range of purposes including access control, vehicle patrolling, vandalism prevention, CCTV surveillance, and alarm response. The company's service portfolio covers educational institutes, financial institutions, construction sites, airports, and healthcare facilities.