For Metis Secure Solutions, Oakmont, Pa., and many other security-related companies, green trends provide opportunity. Metis supplies a two-way emergency communication system consisting of an easy-to-manage software command center combined with end-devices that provide voice and data. The system is used at colleges and universities and manufacturing facilities. The emergency communication system integrates with other life safety and security systems and uses three communication paths — Ethernet, WiFi and wireless mesh networks.