After 20 years with the company, George Schwartz is retiring from Boston Private.

Schwartz, president of Boston Private Bank & Trust, a subsidiary of Boston Private Financial Holdings, will officially leave the company on Nov. 30, according to a recent regulatory filing.

Before he was president, Schwartz was Boston Private’s COO and as treasurer. He also oversaw the bank’s deposit, mortgage, commercial banking and community investment groups.

Prior to joining the company, Schwartz was a founding officer and senior vice president at the de novo Wainwright Bank & Trust Co. Earlier in his professional career, he was in the trust training program and on the international treasury trading desk at the Bank of New England.

He has more than 30 years in the banking and financial services industry and serves on the boards of directors of the bank and Boston Private Wealth, as well as Sail Boston. He also is a member of the WGBH Corporate Executive Council and is the chairman of the board of the nonprofit A Better City.