Jessica Portis will be joining Mercer as a partner in its St. Louis office, said spokesman Bruce Lee.
The position is new; Ms. Portis will begin in early September, specializing in endowments and foundations, he said.
Mr. Lee did not provide any other information on the position.
In a separate announcement, Summit Strategies Group President Steve Holmes disclosed in a letter to clients that Ms. Portis, who is the senior vice president and director of consulting, will leave the firm at the end of August. Mr. Holmes added that he and Ms. Portis will work together to ensure a smooth transition for clients.
Mr. Holmes said in an interview that Ms. Portis’ responsibilities will be assumed by other consultants at the firm and he expects at some point in the future to search for a direct replacement.