Shearman senior partner joins Morgan Stanley

Shearman & Sterling has lost its senior partner to US investment bank client Morgan Stanley. David Heleniak has quit the New York firm to become vice chairman, managing director and a member of the management committee of Morgan Stanley. John Madden, who is currently co-managing partner, will take over from Helenaik as Shearman & Sterling’s acting senior partner pending an election to appoint a permanent successor.

First revealed on 4 May