Moët & Chandon (French pronunciation: ​[moɛt‿e ʃɑ̃.dɔ̃]), or Moët, is a French winery and co-owner of the luxury goods company Moët-Hennessy • Louis Vuitton. Moët et Chandon is one of the world's largest champagne producers and a prominent champagne house. The company holds a royal warrant to supply champagne to Elizabeth II.