We have been customers of Trojan systems for many years but just recently upgraded to a monitored system with them The office staff,salesperson and technician were 5 star. The response has always been greater are extremely happy with all levels of Trojans service We highly recommend them
About Trojan Systems Incorporated
Trojan Systems Incorporated provides excellent service and has built strong relationships with its customers over many years. With a commitment to quality, they have satisfied clients for over 30 years, delivering great value in security system installation. Many customers recommend Trojan to their friends, highlighting the positive experiences of long-time partnerships and successful home projects. Overall, Trojan Systems is known for its reliable and personable service.
Reviews
Jul 2026
Jun 2026
Trojan Systems has been an outstanding company for our needs. They have been extraordinarily responsive and their customer service is the best you can hope for.
Tabatha and Jessica have been outstanding in the office and Julio has been nothing short of amazing in the field and training aspects of the system. We highly recommend Trojan Systems.
Photos

Hours
Monday 8AM - 5PM
Tuesday 8AM - 5PM
Wednesday 8AM - 5PM
Thursday 8AM - 5PM
Friday 8AM - 5PM
Saturday Closed
Sunday Closed
Good to know
- accepts credit cards
Location
60 Rickenbacker Circle, Livermore, CA 94550
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