Sentinel Alarms Australia Pty Ltd was founded in 1990 and has been a trusted provider in the domestic home building market. With thousands of installations across NSW, we offer a comprehensive range of services to meet the needs of today’s modern home. Our expertise includes security systems, video intercoms, CCTV surveillance, TV and data cabling, NBN provisioning, ducted vacuum systems, and TV antennas. Our skilled technicians can efficiently cable your home during construction and ensure all installations are completed, delivering a fully equipped home for a smooth move-in experience.