Alertus Technologies was founded in 2002 after a tornado at the University of Maryland exposed the need for faster campus warnings. Today, the Baltimore company is known for unified emergency mass-notification systems that help organizations communicate during crises, serving more than 2,500 customers worldwide across settings such as education, healthcare and manufacturing.
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Digital Alert Systems, IncBorn from Monroe Electronics’ 1953 custom engineering operation, Digital Alert Systems, Inc. is a Lyndonville company known for applying broadcast engineering to emergency communications. Its dedicated emergency-messaging organization took shape in 2018, building on earlier work that included pioneering cue-tone control and cable television’s first emergency override system. Today, it serves communications operators with systems designed to keep critical alerts moving.LYNDONVILLE, NY
CENTROL Emergency Response SystemsCENTROL Emergency Response Systems develops emergency alert equipment for homes and continuing-care communities, including systems that let residents summon help beyond the reach of a wall button. Based in Wilmington, Delaware, the company’s PRESALERT retrofit adds wireless activation to existing pull-cords in independent and assisted-living residences, while NurseAlert connects with nurse-call systems in hospitals and skilled-nursing facilities. Its in-home offerings include both landline and cellular-connected personal emergency response systems.WEST CHESTER, PA
Vital-LinkFounded by Mark and Sheree Weizer in 1981, Vital-Link provides personal medical-alert systems and 24/7 emergency monitoring for people who want to remain independent at home or on the go. The Montgomery County, Pennsylvania, company remains family-owned and operated, with its story rooted in Sheree’s experience with multiple sclerosis and her determination to help others live safely with less fear. Vital-Link serves customers nationwide through U.S.-based monitoring centers and systems that connect by landline, cellular service, or GPS.JENKINTOWN, PA
ALERT Safety ProductsSince 2004, Cincinnati-based ALERT Safety Products has designed and manufactured custom forklift and pedestrian warning systems for plants and warehouses. Its microwave-sensor technology detects approaching vehicles at blind corners, intersections and doors, activating devices such as the Mirror ALERT or Project ALERT while ignoring traffic moving away. The company grew from a request to warn high-mast forklift operators about low-bay doors and continues to shape systems around customer layouts and traffic patterns.CINCINNATI, OH