Since November 1st, 2007, I created my own company called "Belledonne Communications" to handle commercial requests around linphone, mediastreamer2 or oRTP.
I'll be pleased to answer commercial requests, such as:
Just contact me (simon dot morlat at linphone dot org), and I'll see how your commercial request can be handled by Belledone Communications.
Simon Morlat, author of linphone.