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About Us 
 
Who We Are 
Group of Business People 

SimplexGrinnell, a Tyco International company, is a longtime leader in life safety and property protection. Click here for more on who we are. For information about our strong history, click here.

 
Operational Excellence 
Business People Clapping 

At SimplexGrinnell, we are committed to operational excellence and to exceeding our customers’ expectations. This means having best-in-class sales, design, installation, and service delivery processes.

Environment, Health and Safety 
Technician with Hard Hat 

SimplexGrinnell is dedicated to excellence in all of our practices and policies concerning the environment, health and safety. We strive to be good citizens in the communities in which we operate, and to provide a safe, healthy workplace.

 
 
 
 
 
 
 
 
 
 
 
 
   
Our Culture and Our Values 
Business People 

We are proud to be part of Tyco International, a leading provider of security products and services, fire protection and detection products and services, valves and controls, and other industrial products. Our Values are an integral part of Our Culture at SimplexGrinnell.

 
Diversity and Inclusion 
Business People 

SimplexGrinnell is committed to promoting and leveraging our diverse workforce, providing opportunities for individuals and teams to contribute to their fullest potential.

Safety Act Certification 
Safety Act Paperwork 

SimplexGrinnell can deliver important new value as a leader in fire and life safety – an added layer of liability protection to help customers in the event of an act of terrorism.