One big winner will be NBCUniversal Studio Group chairman and chief content officer Donna Langley, who will take on added responsibility as chairman of NBCUniversal Entertainment and Studios, according to a memo from Comcast president Mike Cavanagh to staff Wednesday morning.

Comcast officially announced its plans for a spinoff company comprised of NBCUniversal's cable TV networks and more on Wednesday.

Comcast said Wednesday that it is planning to spin off its NBCUniversal cable TV networks, including channels like MSNBC, CNBC, and E!, carving out a business that has been hurt by cord cutting and the rise of streaming.