Tradition of Excellence

Established in 1990 by founder Thomas Green, Frontline Warning Systems is a Minnesota Corporation specializing in Emergency Notification and Communication Systems.  With over 20 years in business and a combined staff knowledge and experience of over 80 years, our commitment to the industry allows us to provide the best equipment and services without sacrifice.  From small communities to major metropolitan areas, Frontline Warning Systems combines its experience to provide our customers everything from the design and engineering to complete turn-key installation and service for decades to come.

After 2003, Frontline Warning Systems became a second generation family company and continued to expand with Thomas's sons developing the installation and technical side of the company to provide our customers with one source for all their Notification and Emergency Communication System needs.  Frontline Warning Systems has effectively designed and installed over 800 Whelen Mass Notification Systems throughout the Upper Midwest in 11 states and provide Industrial, Military and Nuclear Warning Systems across the country.