Additional women subsequently came forward to describe similar experiences as well as a culture at the firm that looked the other way.

When he went on leave, he said of the accusations: “While our recollections may differ, I sincerely apologize to anyone who was offended by my behavior.” But in the interview last month, he said: “People can say whatever they want. I didn’t recognize one of them. I did not know who they were. I did not know their names. I focus on doing the work.”

He also said last month that he had taken a leave for health reasons, not because of the accusations.

Mr. Meier, a winner of the Pritzker Prize, architecture’s top award, has designed noteworthy buildings like the Getty Center in Los Angeles. He is known as one of the world’s “starchitects,” along with major names like Frank Gehry and Rem Koolhaas.

The firm will continue to be known as Richard Meier & Partners Architects. Stella Lee, who accused Mr. Meier of exposing himself to her, said that maintaining the name “tells me that the partners believe that Richard Meier’s brand will continue to have commercial value going forward.”