DataTalk Telecom: Provider of telephone and integrated nursecall systems. Information on their products and services.Mobile Television Productions: Serves television production market, operating two mobile units, including a fully equipped 50' television production unit.QualTel Interactive: Provides custom application development for telecommunication networks.Rinehart Tower Service Inc.: Communications tower construction and maintenance specialists also install antennas on existing structures.Stat Communications: Offering underground construction including directional boring, structured data cabling, and CATV industrial services.