Three Partners Depart as Irell & Manella Announces New Strategy

A trio of partners from Los Angeles-based Irell & Manella have decamped to new law firms as the high-end litigation firm pivots its strategy toward certain litigation practices and away from “non-core practice areas.”

Irell M&A partners Gregory Klein and Michael Kaplan have joined Simpson Thacher & Bartlett’s mergers and acquisitions practice. Harry Mittleman, a partner and the firm’s co-general counsel, will take an of counsel role at Hueston Hennigan in Los Angeles.

Klein was the co-chair of Irell’s transactions practice and served as a member of its executive committee.

Both he and Kaplan focus on private equity transactions, M&A, ...