Business Details
50+ Years
experience
Emergency
services
Your Partner for Comprehensive Security Solutions
General Security Service (GSSi) has been a trusted name in the security industry since 1944, providing highly trained security forces and expert business services to commercial, industrial, and governmental organizations. As a fourth-generation family-owned business headquartered in Wilmington, California, we combine decades of experience with a Pro-Active Management approach to deliver 24/7 Dispatch and Supervision, ensuring immediate response to client needs. Our leadership team, including Certified Protection Professionals with law enforcement backgrounds, brings over 80 years of combined expertise to anticipate security challenges and deploy site-specific solutions. Through projects like the 405 Freeway construction, Los Angeles Coliseum security, and federal building patrols, weve built a track record of excellence in uniformed officer deployment and specialized patrol services. Our unique bottom-up organizational structure prioritizes the role of frontline security officers, fostering respect, professionalism, and innovation to meet evolving client demands.With operations across Los Angeles and Riverside counties, we maintain a focus on employee welfare, technological integration like real-time vehicle tracking and AI-powered surveillance, and cost-effective service delivery. Our commitment to community partnerships, compliance with CAL-OSHA and BSIS standards, and investment in officer training underscore our reputation for quality and reliability. By placing security officers at the core of our operational model, we ensure clients receive fast, friendly, and efficient protection tailored to their specific environments. This philosophy has enabled long-term relationships with clients ranging from government agencies to private sector enterprises, reflecting our 77-year dedication to service excellence. Today, GSSi continues to expand its capabilities while maintaining the foundational values of integrity, employee care, and client satisfaction that have defined our legacy.
Services
Uniformed Security Officers
Dedicated Patrol Services
Personal Protection
Surveillance Systems
Access Control
Vehicle Patrols
Executive Security Details
Construction Site Security
Event Security
24/7 Dispatch
Details
- Year established: 1944
Highlights and features
- We have 77 years of experience in security services.
- Our Pro-Active Management approach ensures immediate response with 24/7 Dispatch.
- Leadership includes Certified Protection Professionals with law enforcement backgrounds.
- Family-owned and operated for four generations.
- Commitment to employee care ensures high-quality service delivery.
Associations and certifications
- Certified Protection Professional (CPP)
What people say
Experienced team
Reliable service
Innovative use of technology
Long-term trust
Effective solutions
Services
Uniformed Security Officers
Uniformed armed and unarmed security officers provide visible deterrence and on-site protection. Trained in crowd control, emergency response, and site-specific protocols. Serve commercial, industrial, and government clients with reliable security solutions.
Personal Protection
Specialized personal protection services for high-profile individuals and executives. Includes threat assessment, route planning, and discreet security presence. Focuses on maintaining client safety during public appearances and private engagements.
Surveillance Systems
Advanced surveillance systems utilizing AI-powered cameras and real-time tracking. Enables proactive threat identification through vehicle detection and loitering alerts. Integrates with 24/7 command center monitoring for immediate response.
Access Control
Comprehensive access control solutions for physical locations and digital systems. Includes badge verification, visitor logging, and integration with security officer check-in protocols. Enhances security at commercial buildings and restricted zones.
Dedicated Patrol Services
Customized patrol services using foot, bicycle, and vehicle-based units. Covers construction sites, shopping centers, and government facilities. Combines GPS tracking with officer reporting apps for real-time incident documentation.
People
Brian Hanhart
Qualified Manager
Qualified Manager with over 40 years of security and law enforcement experience. Holds a Criminal Justice degree and mentors branch operations. Committed to client success and maintaining industry standards.
Gary Moore
Director Inland Empire Operations
Certified Protection Professional with 40 years in security operations. Leads Inland Empire and Orange County divisions. Active ASIS International leader and CPP course mentor with multiple industry awards.
Sean Cohan
Branch Manager, Los Angeles Area
25-year law enforcement and security veteran managing LA operations. Recipient of Reserve Officer of the Year awards and Mayor's Certificate of Appreciation. Oversees executive protection and compliance for regional accounts.
Questions
What security services do you offer?
We provide armed/unarmed officers, patrols, surveillance, access control, personal protection, and event security for commercial, industrial, and government clients.
Are your security officers trained and certified?
Our officers receive site-specific training and work under CPP-certified leadership with law enforcement expertise for professional service delivery.
Do you provide 24/7 security support?
Yes, our Pro-Active Management approach includes 24/7 Dispatch and Supervision, ensuring immediate response to security needs at any time.
What areas do you serve?
We primarily serve Los Angeles and Riverside counties, covering commercial hubs, construction sites, and government facilities across southern California.
How does your technology improve security?
We use real-time tracking, AI-powered surveillance (SuspectSpotter), mobile reporting apps, and dash cameras to enhance situational awareness and incident documentation.