DEX One
Dex One Corporation was an American marketing company providing online, mobile and print search marketing via their DexKnows.com website, print yellow pages directories and pay-per-click ad networks in the U.S.
Industry
In April 2013 Dex One merged with SuperMedia, and the combined company (after further acquisitions) now does business as Thryv Inc.
Merger with SuperMedia[edit]
On August 21, 2012, Dex One and SuperMedia announced a stock for stock merger transaction. The merger closed on April 30, 2013.[7] The new company is called Dex Media (not to be confused with the original Dex Media).[8]
The merger reunites directory operations formerly part of Ameritech in Illinois, Verizon, and Qwest, all of which haven't been under common ownership since the Bell System divestiture in 1983.