Gillmore Security Response to COVID-19 Gillmore Security is dedicated to the health and well-being of our Customers and Associates. As an Essential Business, we will continue to operate normally with a few added safety procedures in response to the COVID-19 Outbreak. READ MORE

Gillmore Security History

The story behind Northeast Ohio’s premier security provider.

Founded in 1971 by Alan H. Gillmore, Jr. Gillmore Security Systems is a local, third-generation family business. Currently, we employ over 40 service professionals and operate a local, in-house 5-Diamond UL command center and service dispatch center. We are the premier residential and commercial security provider in Northeast Ohio.

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