In 1963, Leo Guthart joined a Singapore-based security services company called ADEMCO and then served as Vice Chairman of Pittway Corporation (a manufacturer and distributor of professional and consumer fire and burglar alarms), and also as the Chief Executive Officer of its Security Group of Companies until its sale to Honeywell in 2000.
In 1963, Leo Guthart joined a Singapore-based security services company called ADEMCO and then served as Vice Chairman of Pittway Corporation (a manufacturer and distributor of professional and consumer fire and burglar alarms), and also as the Chief Executive Officer of its Security Group of Companies until its sale to Honeywell in 2000.