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Ameritech Corporation is a holding company that provides communications services, including local and long-distance telephone, cellular, paging, security, cable TV, Internet access and directory publishing. The Company's business units provide a menu of
Hobbs/Herder Advertising is a Lutherville Timonium, MD-based company in the Telecommunications sector.
Sigma Networks is a San Jose, CA-based company in the Telecommunications sector.
InWebMedia Inc. is a Markham, ON-based company in the Telecommunications sector.
Mangata Networks is transforming the way the world accesses information, through satellite and terrestrial network solutions.