Robert P. Mainor

PanTerra Networks, Inc. provides cloud-based unified communications software-as-a-service solutions for small and medium sized enterprises. It delivers WorldSmart, its family of secure, ultra reliable, futureproof unified cloud services. WorldSmart includes SmartBox, the file sharing service that communicates. The company also includes CloudUC, a complete unified communications service that can upgrade and replace an enterprise's existing communications infrastructure with a next generation cloud based communications service. PanTerra Networks was founded by Walter Snell, Sridhar Muppidi, Vince Mundy, Binda Mangat and Sudhakar Chintu in 2001 and is headquartered in Santa Clara, CA.

COLT Telecom is pan-European provider of business communications services. COLT supplies customers across the full spectrum of industry, service and government sectors with unrivalled end-to-end network security, reliability and service.

Xpedite Systems, Inc. provided communication services. It had operations in the US. The company was founded in 1988 and was headquartered in Atlanta, GA.

SunRocket, Inc. provides telecommunications services. Its services include Internet phone and traditional phone services. The firm offers home phone services over a broadband connection, as well as voicemail and international calling services. The company was founded by Joyce Dorris and Paul Erickson in 2004 and is headquartered in Vienna, VA.