Wolfgang Puck

He has catered the Oscars Governors Ball for 32 consecutive years, serving more than 1,500 guests each event, a feat that outperforms Oliver's highest-profile catering engagements. His frozen food line, launched in 1995, still averages $150 million in yearly sales—a durability that exceeds the typical 5-year shelf life of most celebrity chef product lines by 20 years.