Yves Grenard
From Pipes, Artisans and Trademarks, by José Manuel Lopes
Yves Grenard is the brand and name of the director of the French factory Chapuis-Comoy, which produces Chacom. Second cousin of Pierre Comoy (see Comoy's), he has run the company since 1971 and presides over the Chambre Sundicale des Pipiers de Saint-Claude and the Confrérie des Maîtres Pipeirs de Saint-Claude.