ACredit Suisse Group AGbanker accused of inappropriate behavior with an intern isn’t expected to face punishment after the allegations couldn’t be substantiated.

“Our investigation is wrapping up,” said Karina Byrne, a spokeswoman for the bank in New York. “After interviews with everyone who was there, we found that the serious allegations in the complaint were not substantiated.”

The senior banker, a managing director in the merger and acquisitions group, was accused of inappropriately touching an intern at a June 22 company social event that was attended by more than 20 people, news organizations including Bloombergreportedlast week. The identity of the banker wasn’t disclosed.