ISG-Telecom Consultants Int'l is a consulting firm that was founded in 1996. It maintains a staff of telecom attorneys, project managers, consultants and engineers. The company provides billing, provisioning and account maintenance services. ISG-Telecom Consultants Int'l handles front and back office regulatory work and implementations, including agreement negotiations and outsourced billing vendors. In addition, it specializes in state and federal certifications, tariffs, resale and interconnection agreements. The company project consulting and management services. Its partners include Cross Market Management Company, Byers Engineering Company and Intec Telecom Systems. ISG-Telecom Consultants Int'l is a member of the Nortel Networks and American Teleservices Association.