2005 according to an article from NY Times...
By: India Whiskey Charlie : April 13th, 2021-12:59
From that article: "Mr. Dubuis retired from the company in 2005 but, at Mr. Pontroué’s urging, returned as a brand ambassador in 2011. “As an ambassador, Roger was there at product launches to meet with clients and retailers,” Mr. Pontroué said. “It is ra...