Russell B. Oliver

Columbia Ventures Corp (CVC) is a private equity subsidiary of Columbia Ventures, Inc founded in 1987. The firm is headquartered in Vancouver, Washington.

CTC Communications Corp. is an integrated communications carrier providing business customers from Maine to Maryland with a full range of converged voice, data and Internet services dynamically allocated on a next-generation, all-IP packet-based network. The company serves small, medium and larger business customers. The company is located in Waltham, MA.

One Communications Corp. provides telecommunication services. The company was founded in 1998 and is headquartered in Burlington, MA.

Building Industry Consulting Services International, Inc. is a professional association supporting the information and communication technology (ICT) industry. The ICT covers the spectrum of voice, data, electronic safety and security, project management, and audio and video technologies. The company was founded on July 27, 1984 and is headquartered in Tampa, FL.

Wiltel Communications Group, Inc. provides customized communications solutions to enterprises, and federal government. The company was founded by Robert D. Williams and is headquartered in Tulsa, OK.

Network Systems Integration provides data and networking products and services. The company is based in Mexico City, Mexico. Network Systems Integration was acquired by Telscape International, Inc. on October 02, 1997.