It has been reported that the Poltergeist remake will be produced by Sam Raimi (Evil Dead). Also involved in the project are producers Nathan Kahane, Roy Lee, and Robert Tapert. A director for the remake of the 1982 hit has not been named yet. The script for the new Poltergeist film is currently being written by David Lindsay-Abaire, who also wrote the screen play for the upcoming Raimi-directed prequel to The Wizard of Oz (called Oz: The Great and Powerful).
Source: Hollywood Reporter
Heather O'Rourke in Poltergeist (1982)
More info on the Poltergeist remake as it comes in.