S2 Security is a US manufacturer of IP-based, enterprise-class access control systems. Founded in 2002 by John Moss, who previously founded Software House, the company quickly grew to become a next-generation alternative to legacy access control companies. Their flagship access control product, S2 Netbox, was an industry first with its solid-state design, browser delivered system management and intuitive user interface. Spotter Security has been an S2 Access Control dealer in Toronto since 2009. As a Canadian S2 Security dealer, Spotter Security can help you design, install, and service any S2 Access Control System.