MakePositive are partner company, who is experienced in providing full end to end billing and rating solutions based on SalesForce and OpenRate. Their product is called "Espresso" (formerly "Nimbus"). This solution leverages the rich cloud based functionality of SalesForce with the flexibility and power of OpenRate.
Keywords: Post Paid, VoIP, Rating, Billing, OpenRate, SalesForce, voice, data, SMS, MMS