Spike - Spike solves businesses' communication chaos by bringing together email, team chat, collaborative docs, and meetings, into one feed.
ShoreTel - Cloud phone system & contact center software & services
Missive - Team communication app now supporting FB, Twitter & SMS
CorvisaOne - CorvisaOne is another cloud-based communications suite that is specially designed for companies that need features for managing inbound or outbound call centres.
Front - The platform for exceptional customer service at scale.
8x8 X Series - X Series connects teams across channels and around the globe, giving you access your most critical information securely, from any location.