In a merger of French wine titans, François Pinault’s Artémis Domaines—the owner of iconic wineries such as Bordeaux’s Château Latour, Burgundy’s Clos de Tart and Napa’s Domaine Eisele Vineyard—is buying a majority stake in Maisons & Domaines Henriot, which owns Bouchard Père & Fils in Burgundy, William Fèvre in Chablis, Maison Henriot in Champagne and Beaux Frères in Oregon. The Henriot family will become minority shareholders in the combined company.

“The merger of Maisons & Domaines Henriot and Artémis Domaines is a wonderful opportunity to bring together the treasures of our wine heritage under the same banner,” said François Pinault in a statement. “It is a guarantee that a French group will ensure the long-term preservation of such jewels and continue the quest for excellence that has marked their prestigious history.”

Frédéric Engerer, managing director of Artémis Domaines, will oversee all the wineries, with the help of a supervisory board chaired by Gilles de Larouzière Henriot, the current CEO of Henriot. The deal closed today, the firms announced. A purchase price was not disclosed.

“For the estates of our family group, this alliance is full of promise,” said de Larouzière Henriot in a statement. “With Artémis Domaines, we share a deep attachment to the exceptional wine heritage of France and the ambition to fully develop the incomparable ensemble that we constitute through the combination…