Smoothstone is a leading, nation-wide IP communications provider that designs, integrates and services specifically tailored solutions, including VoIP, for medium size enterprises. Our IP communications platform provides next generation, centrally managed and enterprise strength solutions over a private, nationwide network. This market-hardened platform has been delivering client-centered solutions for over 5 years, making us the oldest managed IP services company in the U.S. Over 99% of our customers are still with us.