Installing & testing asterisk PBX for vtiger on a Mac OsX

we have a customized Vtiger 5.1 installed on a Mac osx 10.6.4 using XAMPP 1.0.1 we would like to install asterisk ([login to view URL]) on the same computer and test its ability we would prefere the biders to have experience in such request and have done this before since we may have some customization needed in the future for the same task , there for we are looking for a long relationship PLEASE DONT BID IF YOU DONT HAVE EXPERIENCE IN OSX we may need to have the same setup for ubuntu as well , so it is a plus to know how to do the same as well please note that we will be using a macbook pro as the test computer and then moving the hole project (Vtiger+asterisk) on a Mac Mini the hole bid now is about installing and testing the USE of it to know what is needed to customize in the future , so please bid the price only on this matter