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Serving All of Michigan Since 1956

Your Hometown Security Company

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Monitoring systems Security System

Thumb Alarm Systems will install intercom systems and offers 24/7/365 central monitoring. You will be able to keep a close eye on your property and keep it safe and secure at all times.


Month-to-month monitoring is available and you can sign a contract for regular service. Manufacturer warranties are available on specific parts and products, please contact us for more information.

Keep a close eye on your home

Choose your intercom and monitoring system

  • Medical and panic alert intercoms

  • Intercom and telephone entry systems

  • Surveillance equipment

  • Cellular monitoring

Intercom and monitoring systems are available

Get FREE installation on the purchase of a basic system. Call:


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