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New York, New Jersey, and Pennsylvania's most trusted security company for over 50 years.

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NJ (732) 972-1100

NY (718) 241-7700





Electrowatchman Alarm Inc. is a trusted security company based in New York, New Jersey, and Pennsylvania for over 50 years. 

Electro Watchman Alarm Inc. was founded in 1971 by founder Martin Cohen. Started in his home office in Brooklyn, NY he began selling and installing burglar alarms to local businesses around Marine Park. He quickly expanded to all of Brooklyn and the other boroughs of NY. In 1994, Marty relocated the corporate office to Manalapan, NJ. The business rapidly grew in size due to the expansion of the Rt. 9 corridor. Because of the business growth, his son, Larry, came on board full time. Electro Watchman now proudly sells, installs, and services all types of low-voltage electrical products throughout all of New Jersey, New York, and Pennsylvania. 


NJ Lic. #34BF00020200

Licensed by N.Y. Sate Department of State
NY Lic. #12000073571