Best Security Systems in San Diego

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.

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.

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.

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.

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.

Alarms Unlimited has a highly-skilled team of security solution professionals that serve the entire San Diego County. Our company specializes in installing and servicing Burglar Alarms, Fire Alarms, CCTV video, and Card Access Systems for residential, business, and enterprise customers. Our core values are TRUST, PASSION EXPERTISE and CARING. Alarms Unlimited Professional Security Solutions is a… more...

Alarms Unlimited has a highly-skilled team of security solution professionals that serve the entire San Diego County. Our company specializes in installing and servicing Burglar Alarms, Fire Alarms, CCTV video, and Card Access Systems for residential, business, and enterprise customers. Our core values are TRUST, PASSION EXPERTISE and CARING. Alarms Unlimited Professional Security Solutions is a company with a long history in the security industry dating back to 1947. In 1947, my father founded his burglar alarm business in Redwood City. Before branching out, I gained experience in the security business by working alongside my dad in his company. In 1974, I started Alarms Unlimited San Diego. Alarms Unlimited began as a residential burglar and fire alarm service. We took the success we had in the residential sector and brought it into the commercial one. We built on our expertise and knowledge by adding other technologies to our offering. Our integrated security solutions continue to lead the industry.

We sell and install security cameras, DVR Digital Video Recorders, Infrared Night Vision Cameras and mobile access. We service and upgrade existing systems. We service existing access control systems or install new ones. We provide equipment and installation warranty and technical support after the sale. Our technicians are knowledgeable, professional and make sure your are completely satisfied… more...

We sell and install security cameras, DVR Digital Video Recorders, Infrared Night Vision Cameras and mobile access. We service and upgrade existing systems. We service existing access control systems or install new ones. We provide equipment and installation warranty and technical support after the sale. Our technicians are knowledgeable, professional and make sure your are completely satisfied with the product and the installation or our job isn't complete. Complete customer satisfaction is our top priority. Professional service from the initial phone call, written proposal, professional installation and technical support.

San Diego Security 101 offers integrated security solutions and the best in class, such as access control, surveillance video, intrusion detection and visitor management. Security 101-San Diego uses cutting edge technology to provide commercial clients with sophisticated security solutions. Security 101(r) is nationally-recognized as a leader in the security industry and viewed as one of the… more...

San Diego Security 101 offers integrated security solutions and the best in class, such as access control, surveillance video, intrusion detection and visitor management. Security 101-San Diego uses cutting edge technology to provide commercial clients with sophisticated security solutions. Security 101(r) is nationally-recognized as a leader in the security industry and viewed as one of the fastest growing commercial integrators in the US. Security 101 provides a wide range of services, including system engineering and installation, as well as servicing electronic security systems. We deliver high-quality security systems with a positive customer experience using our business systems, business operation software and training. Security 101 is a Veteran-owned small business.