Marshall Alarm Systems, Inc does it all; from custom designed fire, security and video systems to installation, monitoring and inspections. Marshall A

Marshall Alarm Systems, Inc does it all; from custom designed fire, security and video systems to installation, monitoring and inspections. Marshall Alarm Systems, Inc represents all major manufacturers allowing the versatility to service both new and existing systems. Located in Yorktown Heights, NY, we are one of the foremost electronic security integrated solutions providers in since 1976. Call us today!