Raynaud, a former physician and president of the "Union des Grands Crus" (1994–2000), is also owner of the Pomerol estates Château La Croix-de-Gay and Château La Fleur-de-Gay and supervises production at Château Lascombes, while he is often exemplified by media as a friend of Robert Parker, and has a reputation as a "Bordeaux maverick".The Raynauds made substantial investments to the estate while applying some techniques considered unorthodox to the winemaking.