Best Security Systems in San Antonio

With more than 28 years serving San Antonio builders and homeowners, BSG specializes in home security installations and monitoring, along with networking and home theater setups. The technicians are known for their patience and professionalism, though some customers find billing and account management less convenient.

Alert 360 holds one of the oldest alarm monitoring licenses in the U.S. and offers wired and wireless security cameras, CCTV, and automation for homes and businesses. Customers appreciate the knowledgeable technicians and reliable service, though some have experienced delays in resolving technical issues. The company provides a range of security systems with remote access options.

With over 140 years in the home security industry, ADT offers 24/7 monitoring and automation systems designed to keep homes safe around the clock. Their services include alarm installation and remote monitoring for various emergencies. Some customers mention challenges with customer service and contract terms, so it’s worth considering those factors when deciding.

Smith Thompson Home Security and Alarm has maintained the same affordable home alarm monitoring rate in San Antonio since 1978. Their team offers installation, troubleshooting, and ongoing support, with customers appreciating the technicians’ knowledge, promptness, and friendly service. Some note occasional scheduling delays, but overall service is reliable and straightforward.

Guardian Protection offers 24/7 monitoring paired with professional, free installation of smart security systems. Their team handles setup efficiently and provides thorough explanations of the equipment. Some customers mention concerns about contract terms and service call fees, while others appreciate the knowledgeable technicians and timely support.

With over 150 years of combined experience and Texas authorization, Allied Home Security & Alarm Monitoring offers 24/7 installation and monitoring of alarm systems and smart home automation. Their team handles everything from security cameras to controlling lights and locks via mobile devices, earning praise for clear explanations and professional, timely service.

Fort Knox Home Security holds an A+ rating with the Better Business Bureau and has been serving Texas for over 16 years. They install and monitor alarm and fire detection systems for homes and small businesses, using up-to-date technology. Customers appreciate the knowledgeable, patient technicians and clear explanations, though some note concerns about equipment reliability.

TSS Fire Alarm and Security Services offers licensed installation and monitoring of fire alarms, security cameras, intrusion detectors, and access controls, with 24/7 support to help customers navigate complex safety regulations. The team is known for smooth, professional installations and responsive customer service, though some clients note the process can take time when coordinating upgrades.

Friendly Security has been installing home alarm and fire systems since 1993, offering local cellular monitoring with no long-term contracts. The team provides thorough installations and responsive support, often working with existing equipment to avoid unnecessary upgrades. Customers appreciate their punctuality, clear communication, and honest approach.

Known for straightforward pricing and no-pressure consultations, San Antonio Alarm Company serves both homes and businesses with security and fire prevention systems. The local team handles installations, repairs, and ongoing support, often praised for responsiveness and clear communication. Some customers note occasional scheduling delays but appreciate the attentive service.