Avaya Inc. is an American multinational technology company headquartered in Santa Clara, California that provides multi-channel business communication solutions for customer & team engagement. Avaya currently services more than 95% of the Fortune 500 organizations- Asia Pacific; Caribbean, Latin America; Europe, Middle East & Africa; Middle East & Africa and United States and Canada. In 1995, the company that would become Avaya was a part of Lucent Technologies. Before that it had been a part of AT&T.
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.