A top Wall Street dealmaker left an elite New York investment bank after his bosses found out he allegedly had an affair with a younger co-worker on his team.. Adam Taetle stepped down as senior managing director at Evercore — the firm founded by deep-pocketed Democratic Party operative Roger Altman — following an HR probe into the relationship... The reportedly randy rainmaker — a married father of three — exited the firm amid claims of “having a sexual relationship with a female junior employee on his team ... Evercore was founded in 1995 by Altman after he quit the first...