GBH Distributing, Inc. - Distributor of telecommunication equipment and accessories. Terry-Durin Co.- - Electrical and telecommunications materials primarily to the contractor, industrial, telecommunications and utility industries. Tellad Supply Company - Warehousing and distribution company supplying a wide-range of products to telecommunications carriers. Big D Communication Products - Offering headsets, recording equipment, telecommuting products, cordless phones, telephone conference bridges, and security equipment. Alpha Equipment Company - Manufacturer and supplier of new and refurbished switching, wireless, transmission and fiber equipment. TNT Plus - Software and hardware that allows the current time and temperature via telephone. Elkins Technologies - Electrical and communication contractor serving Chicago's far west suburbs. Dees Communications - Supplier of ringers, call record and power supplies for the Telecom Industry. Global Teck - Carries a wide array of telephone equipment. A Beltrónica Telecom - Multinational company specialized in PABX systems. Direct Communications - Offers portable and mobile phones for business. Incom Telecommunications - Supplier of phones, headsets, and communication products to the business and public sector. Messages On Hold Australia - Professionally produced music and messages, state of the art digital equipment. Sunny Telecom Services Ltd - Offers dummy loads, splitters, attenuators and related items. Cubix - Provider of voice recording, telephone call management systems and lone worker alarms. Addcom Telecommunications - Australian supplier of telecommunications equipment to corporate and government clients.