Among the people whom Posnett counts as a mentor is Gregg Lemkau, the former co-head of Goldman's global investment banking division whoin December to take on a new role as CEO of the Michael Dell-backed investment firm MSD Partners.
"Kim is phenomenally talented — extraordinarily smart, extraordinarily hard-working, and is an incredible relationship banker," Lemkau said."Even in her earliest days covering clients, she was able to build relationships with very senior executives. In the mid-1950s, Whitehead proposed separating bankers who marketed and sold IB services to clients, and those who performed advisory services on day-to-day deals. The former would result in the IB services group, which functions, in effect, as a sales force.