• Cooley corporate partner Jim Fulton has relocated from Palo Alto, Calif., to New York to serve as partner-in-charge of the office. Fulton, who works in the emerging companies practice group, succeeds real estate partner Shira Nadich Levin as head of the Manhattan office.

• Sidley Austin has added Michael O’Brien as partner in the M&A and private equity group. He was a partner at Wilmer Cutler Pickering Hale and Dorr. Meanwhile, Joshua Rovine has rejoined Sidley Austin as a partner in the pooled investment entities group. Rovine, who was a Sidley partner from 1998-2002, was general counsel of advisory services at The Blackstone Group and chief compliance officer of Blackstone Capital Partners.