Jack Dorsey steps down as Twitter CEO, replacement named
Trusted Reviews is supported by its audience. If you purchase through links on our site, we may earn a commission.Learn more. Jack Dorsey steps down as Twitter CEO, replacement named In This Article UPDATE: Jack Dorsey is officially out as Twitter CEO, with the current CTO Parag Agrawal stepping up to the big chair. Dorsey has resigned his position at the company he founded and returned to run in 2015. It’s not clear if there was internal pressure for the change or Dorsey has simply decided to move on....