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Sentry Alarm Once Again Proudly Made the SDM 100 Rankings!



Sentry Alarm once again proudly made the SDM 100 Rankings!


Each year for the past 29 years the alarm industry’s leading trade publication SDM (Security Dealer Magazine) marks the industry’s growth by measuring consumer dollars gained by security companies in order to present an account of the size of the market and names providers, ranked by RMR. This is the second straight year that Sentry has made this prestigious list.


You can learn more about 2019 SDM100 Rankings, here.

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