Find the Best Security Companies in South San Francisco, CA

Allied Security Alarms delivers residential and commercial security solutions with 24/7 monitoring, free security reviews, and expert installation since 1973. Our services protect homes, businesses, and government facilities using advanced technology and experienced technicians.

International Spy Shop provides advanced security solutions, including surveillance equipment, bug sweeps, and GPS tracking services. Specializing in counter-surveillance and corporate espionage prevention, we serve individuals, businesses, and government agencies with tailored security strategies. Our team combines decades of experience with cutting-edge technology to ensure client privacy and safety.

Tutis Group provides specialized security and communication systems for healthcare facilities. Since 1996, we have designed and installed access control, CCTV, infant protection, and patient wandering systems for hospitals, nursing homes, and assisted-living facilities. Our services include 24/7 emergency response, preventive maintenance, and system upgrades, ensuring compliance with industry standards.

Hermary's delivers luxury smart home automation solutions since 1963, specializing in integrated lighting, security, entertainment, and climate control systems. We serve California and Nevada clients with personalized designs that combine cutting-edge technology and craftsmanship. Our 24/7 support ensures long-term performance and client satisfaction.

Security By Design delivers independent security consulting and design services to minimize non-business losses through expert vulnerability analysis, CPTED strategies, and tailored security solutions. We specialize in creating architectural design standards and comprehensive security plans for global clients. Our product-neutral approach ensures unbiased recommendations focused solely on client needs.

A&D Automatic Gate & Access specializes in the design, fabrication, and installation of custom automatic gates and access control systems. With over 45 years of experience, we deliver durable, secure solutions for residential, commercial, and industrial properties, using premium materials and advanced technology. Our services include bi-folding, sliding, swing, and pedestrian gates, along with comprehensive maintenance and repair programs.

Foster Brothers provides comprehensive security solutions including high-security locks, access control systems, and door hardware services. With over six decades of experience serving businesses and industrial clients in the San Francisco Bay Area, we combine technical expertise with 24-hour emergency response capabilities. Our factory-certified technicians deliver reliable, cost-effective security installations tailored to commercial and industrial needs.

Sight & Sound Security delivers innovative home automation and security solutions in Sunnyvale, CA. Specializing in entertainment systems, lighting control, and surveillance since 1993, we serve residential and commercial clients with 5,000+ installations. Our licensed experts provide 24/7 monitoring and customized smart home systems.

KERA TECH provides advanced security camera systems and digital video recorders for residential and commercial applications. Our offerings include standalone DVRs, hybrid systems, and wireless video transmission solutions with proprietary compression technologies. Backed by 2-year warranties and lifetime technical support, we serve clients nationwide through direct sales and distribution channels.