SightCall - SightCall offers comprehensive real-time video APIs and Mobile SDKs that makes it simple to embed...
Voxer - Turn your phone into a Walkie Talkie. Don't waste time on phone calls and voicemails.
Calix - Calix is a communications equipment supplier focused on access solutions for delivery of broadband services.
NextPlane - NextPlane offers cloud-based, scalable unified communications federation service for the enterprise.
Get A Room - Conference room booking system