Oeneo SA engages in the production of wine barrels and corking products. It operates through two business segments: Cooperage and Corking Products. The Cooperage division produces casks, barrels, tanks, drums, powders, wood chips, and staves under the brand names: Seguin Moreau and France Boisé. The Corking Products division offers cork stoppers for still, sparkling, and fortified wines under the brand names: Diam, Mytik, and Altop. The company was founded in 1838 and is headquartered in Bordeaux, France.