Western Systems Inc. is a full service security company installing and servicing Intrusion, Fire alarms, Access Control & video (CCTV) systems since 1978. We also offer local State of the Art 24/7 Monitoring service for Homes & businesses via the Local San Antonio Monitoring central station. If a customer has digital or internet phone service then we offer cellular back-up or the latest G.E.Gateway cell service which also has notification features and also allows customers to access their system from a Blackberry or PDA.