Sentinel Alarm

Sentinel Alarm has been providing cutting edge protection to our customers from Northwest Indiana and Southern Michigan for over 30 years. As one of the largest independent alarm companies in northern Indiana, our valued customers extend to Michigan City, LaPorte, Chesterton, Valparaiso, and New Buffalo as well as the surrounding areas. Our reputation has been built on the fact that we always have been and always will be locally owned and operated with a full staff of trained installers and service technicians that are willing to go the extra mile to present you a security level that fits your style or budget.