In our 32-criterion evaluation of cloud contact center providers, we identified the 11 most significant ones — 8x8, Aspect, Avaya, Cisco, Enghouse Interactive, Five9, Genesys, NewVoiceMedia, NICE inContact, Serenova, and Talkdesk — and researched, analyzed, and scored them. This report shows how each provider measures up and helps customer service leaders select the right cloud contact center provider for their needs.