Documentary resources

Press Releases

[ Press release ] Solid environmental commitments for Diam corks.

Diam Bouchage, global leader in technological corking solutions, through publication of the Oeneo Group’s Extra-Financial Performance Report this summer, officially outlined its sustainability commitments and environmental results for 2022.

2309-cp-environnement-en.pdf (745.1 KB)

Press kit

Key dates of our CSR commitments

datesrsediambouchage-en.pdf (548.93 KB)

Technical Articles

White Paper - Closure's best practices - Still wines

Guide to closure's best practices of still wines

diam-cork-good-practices-still-wine-closure-and-bottling.pdf (3.04 MB)

Technical Articles

White Paper - Closures' best practices - Sparkling wines

Guide to good closure best practices for sparkling wines

diam-cork-good-practices-sparkling-wine-closure-and-bottling-2.pdf (4.68 MB)