LOEB & LOEB: Michael Jahnke joins the firm as partner and co-chairman of the firm’s antitrust practice in the New York office and will focus on counseling clients on antitrust issues with proposed mergers and acquisitions and joint ventures. Previously, Jahnke was a partner at Howrey.

MILBANK, TWEED, HADLEY & MCCLOY: Tim Peterson joins the firm’s global securities group as partner in the London office and will focus on representing underwriters and issuers in securities offerings in senior, mezzanine and high-yield financings. Previously, Peterson was a partner at Fried, Frank, Harris, Shriver & Jacobson.