Eventbrite - Discover Great Events or Create Your Own & Sell Tickets
NextPlane - NextPlane offers cloud-based, scalable unified communications federation service for the enterprise.
Cvent - Cvent's event management software provides event planners with a complete solution to increase event attendance and decrease event costs.
Voxer - Turn your phone into a Walkie Talkie. Don't waste time on phone calls and voicemails.
EventMobi - EventMobi is an interactive mobile event app, audience response and engagement platform for conferences and trade shows.
Sameroom - Chat interoperability-as-a-service