Business Hours
Monday 9:00am - 5:00pm
Tuesday 9:00am - 5:00pm
Wednesday 9:00am - 5:00pm
Thursday 9:00am - 5:00pm
Friday 9:00am - 5:00pm
Year Established
2007
Mastrojohn Security Systems
Listed In: Security Systems
We are a reliable family-owned business serving Westchester & NYC since 1967. We specialize in custom installation and repair which includes meeting insurance requirements for fire alarms, burglar alarms, and security system monitoring, as well as home theater and WiFi installation and setup, and… We are a reliable family-owned business serving Westchester & NYC since 1967. We specialize in custom installation and repair which includes meeting insurance requirements for fire alarms, burglar alarms, and security system monitoring, as well as home theater and WiFi installation and setup, and other miscellaneous wiring needs. We are located just minutes from Yonkers, Scarsdale, Bronxville, Tuckahoe, White Plains, Hartsdale, Greenburgh, Mt. Vernon, and Riverdale. Give us a call any time! Read more