Quobis is a European company focused on unified communications and security. They have experience developing VOIP and SIP solutions. They propose several WebRTC products including a JavaScript SIP stack called QOFFEESIP to create webphones, a click-to-call solution called VOICEINSTANT, a corporate WebRTC endpoint called SIPPO Web Collaborator, and an identity management solution called IDENTITYCALL. They invite people to try a WebRTC demo on their site.