Paul Hastings U.K. corporate heavyweight Roger Barron has been appointed global vice chair of the U.S. firm’s M&A practice.

Barron, a rainmaker in the firm’s London M&A department, has advised on several multi-million dollar deals for Paul Hastings in recent months, including the £4 billion sale of U.K. defense and aerospace group Cobham to a subsidiary of U.S. private equity giant Advent International.