Documentary resources

[ Press release ] 2024/2025 growth of “corks without cork taint”.

The cork division of the Oeneo group has built its success on an innovative patented technology, often imitated, never equalled: the invention of the “taint-free” cork. A cutting-edge industry, which produces 2 billion corks each year and which has been growing for 20 years.

[ Press Release ] Collection by Diam, the new innovation of Diam Bouchage.

Diam Bouchage unveiled the Diam Collection closure at the Vinitech tradeshow. This new technical prowess combines the Diam guaranties of organoleptic security and consistency with the traditional appearance of punched cork closures, paving the way for a new revolution in the service of wine. 

[ Press release ] Experimental cork oak plantation: Diam Bouchage is investing for the future.

As a stakeholder working alongside professional foresters for 20 years, Diam Bouchage, the world leader in technological cork closures, is investing in the long term preservation of cork resources by financing an experimental plantation of cork oak trees that spreads over more than 10 hectares.

Brochure Diam Bouchage

Thanks to the trust you’ve placed in us, Diam Bouchage leads the world in technological cork closures.

[ Press release ] DIAM, a closure of choice! 

Diam Bouchage truly embodies the expression of a new closure tradition. The French company, respectful of the past and firmly focused on the future thanks to its unique cork closures, is today celebrating the 20th anniversary of the first Diam.