Best Security Systems in California

With over 15 years of experience, VP Security Guards specializes in fire watch and a variety of security services across Long Beach and nearby areas. Their team provides armed and unarmed guards for construction sites, warehouses, apartments, and shopping centers. Customers appreciate their professionalism, punctuality, and clear communication, noting a dependable presence that adapts well to… more...

With over 15 years of experience, VP Security Guards specializes in fire watch and a variety of security services across Long Beach and nearby areas. Their team provides armed and unarmed guards for construction sites, warehouses, apartments, and shopping centers. Customers appreciate their professionalism, punctuality, and clear communication, noting a dependable presence that adapts well to changing schedules.

Managed by former military and law enforcement professionals, VP Security Guards specializes in customized security services including patrols, fire watch, and construction site protection. Their armed and unarmed guards are praised for punctuality, attentiveness, and clear communication, helping clients maintain safety with reliable, consistent coverage.

FDS specializes in professional CCTV and access control installation, serving both homes and businesses throughout Los Angeles County. Their team handles everything from security cameras to alarm systems, often praised for thorough inspections and responsive service. Some customers note occasional delays in post-installation callbacks.

With over 140 years in home security, ADT offers 24/7 monitoring and automation systems designed to keep homes safe and connected. Their services include alarm installation and medical alert systems, and customers often appreciate the patient virtual support. Some note challenges with technician visits and customer service responsiveness.

With over 140 years in the home security industry, ADT offers 24/7 monitoring and automation services designed to keep homes and businesses connected and protected. Their technicians handle installations and upgrades for alarms and cameras, often praised for thoroughness and technical knowledge, though some customers note challenges with phone support and service response times.

Alert 360 holds one of the oldest alarm monitoring licenses in the country, offering wired and wireless security cameras, automation, and commercial systems. Customers appreciate the team’s responsiveness and clear communication during installation and service visits, though some note that scheduling can require flexibility. Their systems aim to provide comprehensive protection for homes and… more...

Alert 360 holds one of the oldest alarm monitoring licenses in the country, offering wired and wireless security cameras, automation, and commercial systems. Customers appreciate the team’s responsiveness and clear communication during installation and service visits, though some note that scheduling can require flexibility. Their systems aim to provide comprehensive protection for homes and businesses.

Specializing in smart access control for multifamily housing, Swiftlane offers video intercom and touchless entry systems that use mobile credentials and face recognition. Their services include apartment intercom and commercial security installations, with many users appreciating the convenience and ease of visitor management. Some customers note occasional issues with service continuity and… more...

Specializing in smart access control for multifamily housing, Swiftlane offers video intercom and touchless entry systems that use mobile credentials and face recognition. Their services include apartment intercom and commercial security installations, with many users appreciating the convenience and ease of visitor management. Some customers note occasional issues with service continuity and fees.

Alert 360 has been providing home and business security systems since 1973, specializing in wired and wireless cameras, CCTV, and automation. Their team offers installation and monitoring services, with many customers appreciating the technicians’ professionalism and prompt problem-solving, though a few have noted occasional billing or service transfer issues.

ACS Home Security has provided monitored alarm systems and armed security guard services since 1984, serving nearly 20,000 clients across more than 40 Los Angeles communities. Their team customizes security cameras and home automation systems to fit each property, with technicians noted for being responsive and professional. Customers appreciate quick problem resolution and straightforward… more...

ACS Home Security has provided monitored alarm systems and armed security guard services since 1984, serving nearly 20,000 clients across more than 40 Los Angeles communities. Their team customizes security cameras and home automation systems to fit each property, with technicians noted for being responsive and professional. Customers appreciate quick problem resolution and straightforward communication.

Halcyon CCTV Experts bring over a decade of experience installing and servicing security camera systems for a wide range of clients, from homeowners to government agencies. Their team handles everything from design and installation to repairs and upgrades, often praised for professional, clean setups and helpful post-installation support. Some customers note a more technical, straightforward… more...

Halcyon CCTV Experts bring over a decade of experience installing and servicing security camera systems for a wide range of clients, from homeowners to government agencies. Their team handles everything from design and installation to repairs and upgrades, often praised for professional, clean setups and helpful post-installation support. Some customers note a more technical, straightforward communication style during consultations.

With over 14 years in the low-voltage industry, Safe and Sound Security specializes in commercial security camera installations, access control, and business alarm systems. Their licensed team also handles structured and network cabling, often resolving complex issues with clear communication. Customers appreciate their professionalism and responsive service.

ADT offers 24/7 security monitoring and home automation services designed to help customers manage their homes remotely. Their systems include controls for lighting, temperature, and security, aiming to provide convenience and peace of mind. While some customers appreciate the range of features, others have noted challenges with customer service and technical support.

Specializing in low-voltage systems, iTZ Networks helps businesses with door access control, security cameras, and network installations. The team works closely with clients and contractors to ensure smooth, timely setups. Customers appreciate their technical knowledge and quick service, though some note occasional challenges with customer support and equipment pricing.

CSI Security specializes in fully integrated home automation systems that combine security, lighting, locks, thermostats, and video tailored to each home’s layout. Their team handles everything from smart access control to burglar alarms, with many customers appreciating their professionalism, responsiveness, and the user-friendly app that offers real-time monitoring and customizable alerts.

Safe and Sound Security specializes in commercial security systems with over 17 years of experience in Northern and Southern California. Their team installs and integrates access control, alarm systems, and advanced CCTV solutions featuring facial recognition and license plate identification. Customers appreciate their knowledgeable, patient staff and clear communication, though a few note the… more...

Safe and Sound Security specializes in commercial security systems with over 17 years of experience in Northern and Southern California. Their team installs and integrates access control, alarm systems, and advanced CCTV solutions featuring facial recognition and license plate identification. Customers appreciate their knowledgeable, patient staff and clear communication, though a few note the installation timing can vary.

Known for professional installations of commercial-grade security cameras and access control systems, Bamboo Communication serves both residential and commercial clients in the San Francisco Bay Area. The team also handles wiring for home theaters, data cables, and CCTV, with customers appreciating their responsiveness and straightforward advice. Some users note occasional issues with certain… more...

Known for professional installations of commercial-grade security cameras and access control systems, Bamboo Communication serves both residential and commercial clients in the San Francisco Bay Area. The team also handles wiring for home theaters, data cables, and CCTV, with customers appreciating their responsiveness and straightforward advice. Some users note occasional issues with certain third-party products but value the ongoing support provided.

With over 17 years in the low-voltage industry, Safe and Sound Security specializes in commercial security systems tailored to protect businesses across Northern and Southern California. Their services include installation of advanced alarm systems, biometric and smart card access controls, and AI-enabled surveillance cameras. Customers appreciate the team’s prompt, professional communication and… more...

With over 17 years in the low-voltage industry, Safe and Sound Security specializes in commercial security systems tailored to protect businesses across Northern and Southern California. Their services include installation of advanced alarm systems, biometric and smart card access controls, and AI-enabled surveillance cameras. Customers appreciate the team’s prompt, professional communication and thorough support throughout each project.

Security One specializes in smart home security systems with two decades of experience serving both residential and commercial clients in Los Angeles. The team handles installation and monitoring of alarms and cameras, with many customers appreciating their professionalism and user-friendly technology. Some reviews mention occasional challenges with customer service and equipment reliability.

MSC Integration specializes in commercial security system installations, offering video surveillance, access control, and remote monitoring solutions across the United States. The team is known for professional, knowledgeable service and prompt responses, though they do not handle residential projects and may be limited on small warranty calls.

Known for its locally operated, in-house 24-hour monitoring, Astro Security Monitoring serves both residential and commercial clients across Northern California. The team installs and maintains alarm and surveillance systems tailored to homes, shops, and larger venues, with customers appreciating their responsive service and careful installations. Some note minor glitches, but the company… more...

Known for its locally operated, in-house 24-hour monitoring, Astro Security Monitoring serves both residential and commercial clients across Northern California. The team installs and maintains alarm and surveillance systems tailored to homes, shops, and larger venues, with customers appreciating their responsive service and careful installations. Some note minor glitches, but the company addresses them promptly.

Select Security Services specializes in personal and event security with a well-trained team known for professionalism and quick response. They offer dependable protection for a range of needs, including residential and event security, often praised for their attention to detail and use of technology like the Silvertrac app. Some customers note their thorough screening process may slow entry but… more...

Select Security Services specializes in personal and event security with a well-trained team known for professionalism and quick response. They offer dependable protection for a range of needs, including residential and event security, often praised for their attention to detail and use of technology like the Silvertrac app. Some customers note their thorough screening process may slow entry but appreciate the added safety it provides.

Known for personalized service and quick response, Dempsey Alarms LLC specializes in alarm system sales, installation, and 24-hour monitored security for homes and businesses. The team works closely with customers to design systems that fit their needs, with many appreciating their professionalism and willingness to troubleshoot issues promptly. Some note that parts for older systems can be… more...

Known for personalized service and quick response, Dempsey Alarms LLC specializes in alarm system sales, installation, and 24-hour monitored security for homes and businesses. The team works closely with customers to design systems that fit their needs, with many appreciating their professionalism and willingness to troubleshoot issues promptly. Some note that parts for older systems can be harder to find, but the technicians often find practical solutions.

Known for its real-time alarm verification technology, Sonitrol of Silicon Valley specializes in integrated security solutions like audio verification, video confirmation, perimeter detection, and access control. Businesses often mention the team’s responsiveness and helpfulness, though some have raised concerns about contract terms.

Known for its expert installations and 24/7 monitoring, Bay Alarm Company has provided security services for over 70 years. The family-owned business offers alarm systems, cameras, and ongoing support, with many customers appreciating their thorough setup. Some clients note challenges with service responsiveness and equipment reliability over time.

With over 13 years in the low-voltage industry, Safe and Sound Security specializes in commercial security systems, including cameras, access control, and alarm installations. The team is praised for their knowledgeable, responsive service and efficient installations, though some customers note occasional delays in communication. Their experience spans complex wiring projects in older buildings… more...

With over 13 years in the low-voltage industry, Safe and Sound Security specializes in commercial security systems, including cameras, access control, and alarm installations. The team is praised for their knowledgeable, responsive service and efficient installations, though some customers note occasional delays in communication. Their experience spans complex wiring projects in older buildings throughout California.

Known for quick installations and responsive support, Ace Alarm focuses on planning secure alarm systems with specialists nearby. They handle residential and business security, often sending technicians within 24 hours to troubleshoot. While many appreciate their friendly service and reliability, some note issues with contract terms and customer communication.

Known for responsive and clear communication, IPSOFACTO IT Services has supported Bay Area businesses with IT and network security for over two decades. Their team handles everything from outsourced IT support to strategic CTO and CIO services, helping clients maintain secure and efficient systems. Customers appreciate their problem-solving approach and steady reliability.

Known for its family-owned approach and long-standing presence in the Bay Area, Borges Security Systems focuses on creating reliable alarm systems tailored to homes and businesses. The team handles installations, troubleshooting, and ongoing support, with customers appreciating their responsiveness and straightforward service. Some reviews note occasional concerns about staff behavior, but many… more...

Known for its family-owned approach and long-standing presence in the Bay Area, Borges Security Systems focuses on creating reliable alarm systems tailored to homes and businesses. The team handles installations, troubleshooting, and ongoing support, with customers appreciating their responsiveness and straightforward service. Some reviews note occasional concerns about staff behavior, but many highlight the company’s integrity and helpfulness.

With over 25 years of experience, California Commercial Security offers personalized security and low voltage solutions tailored to business needs. Their team handles everything from installation to 24/7 support, often praised for quick response and knowledgeable service. Customers appreciate their focus on professionalism and reliable customer care.

Known for focusing on building trust and understanding each client’s unique needs, RFI Communications & Security Systems offers security, life safety, and technology solutions designed to keep people and property safe. Their services include installation and ongoing support, with customers appreciating the personalized approach, though some have noted occasional challenges with service… more...

Known for focusing on building trust and understanding each client’s unique needs, RFI Communications & Security Systems offers security, life safety, and technology solutions designed to keep people and property safe. Their services include installation and ongoing support, with customers appreciating the personalized approach, though some have noted occasional challenges with service responsiveness.