| Name | Title | Contact Details |
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InterCall, a subsidiary of West Corporation, is the largest service provider in the world specializing in conference communications.
Comteligent is a Denver, CO-based company in the Telecommunications sector.
Simtek Systems, Inc. is a Franklin Park, IL-based company in the Telecommunications sector.
Electro Transfer Systems Inc is a South Bend, IN-based company in the Telecommunications sector.
US Communications and Electric is a Solon, OH-based company in the Telecommunications sector.