CenturyLink, Inc., is an American multinational communications company headquartered in Monroe, Louisiana. It provides communications and data services to residential, business, governmental and wholesale customers in 36 states. It also provides long distance service. The earliest predecessor of CenturyLink was the Oak Ridge Telephone Company in Oak Ridge, Louisiana, which was owned by F. E. Hogan, Sr. In 1930, Hogan sold the company, with 75 paid subscribers, to William Clarke and Marie Williams, for $500. They moved the switchboard to the Williams family front parlor. In 1946, the Williams' son, Clarke McRae Williams, received ownership of the family's telephone company as a wedding gift.
T-Systems is a German global IT services and consulting company headquartered in Frankfurt. Founded in October 2000, it is a subsidiary of Deutsche Telekom. The company operates in more than 20 countries and employs approximately 50,000 people worldwide, among them around 27,000 in Germany and 27,000 outside. Since December 2007 Reinhard Clemens is the CEO. Before that, he was president of EDS Germany since 2003.
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Lumen Data Center OutsourcingCiena, Quark Software Inc.
Lumen Managed Security ServicesFirst Southwest Bank
Ciber Desktop OutsourcingCDC CIMS
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Global Crossing Network ServicesTVRL GmbH & Co
Lumen SAP ServicesBCG, PRS for Music
T-Systems Communications OutsourcingFraport AG
T-Systems Data Center OutsourcingAllianz
T-Systems Desktop OutsourcingGemalto
T-Systems Managed Security Services1899 Hoffenheim, Enterprise Rent-A-Car, HIL Heeresinstandsetzungslogistik GmbH, NXP Semiconductors, Anvis Group
T-Systems Network Services1899 Hoffenheim, Enterprise Rent-A-Car, Fraport AG, SV SparkassenVersicherung
T-Systems SAP ServicesConsol
T-Systems Service Desk OutsourcingVmware
Computer Software Company
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| Anonymous User Chief Executive Officer & Chief Information Security Officer at a university |
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| Anonymous User Vice President at a tech services company |
| Anonymous User Chief Executive Officer & Chief Information Security Officer at a university |
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