Micro blogging site Twitter has appointed its co-founder and interim chief executive officer (CEO) Jack Dorsey as permanent CEO for second time.
He will succeed Dick Costolo who had resigned in June, 2015 after serving to this top post for five years.
With this new appointment he will cease to be chairman of the board of Twitter but will continue to serve as a member of the board.
Earlier from May 2007 to October 2008, he had served as Twitter’s president and CEO. He was also the Chairman of the board of members of Twitter since October 2008 and has been a member since May 2007.
Currently, Dorsey also serves as CEO of Square, a mobile payments and financial services company co-founded by him in 2009. He also serves on the board of directors of The Walt Disney Company.
Twitter also has appointed Adam Bain as Chief Operating Officer (COO) of the company. Prior to this appointment he was Twitter’s President of global revenue and partnerships division from September 2010.