ECS is an Avaya authorized business partner (SME Expert) located in Seattle, WA & Portland, OR. ECS sub-contracts to multiple regional & national companies to provide local technicians for on-site work installing and servicing a variety of voice/data equipment, ie; Avaya Aura Servers, Gateways, Messaging, Telephones, Low Voltage Cabling, WiFi, CCTV, POS, Firewalls, Ethernet Switches, Paging, etc.