https://dictionary.cambridge.org/vi/dictionary/english/boutique?q=boutique+
As part of that push, the firm hopes to broaden its reach in wealth management to the so-called mass affluent. For years, the bank has mostly targeted clients with at least $25 million to invest for white-glove service from its private wealth management group. Then last year, Goldman acquired boutique wealth management firm United Capital to help it serve single-digit millionaires.