Domaine de Grandmaison is a Bordeaux wine estate in the Pessac-Léognan appellation that extends over just over 15 hectares of vines, 63% Merlot, 27% Cabernet Sauvignon and 10% Cabernet Franc, harvested by hand.

Owned by the same family since 1939 and totally taken over and modernized in the 70s by Jean and Françoise Bouquier, it is now the 3rd and 4th generations of the Bouquier family who are at the head of the estate, in particular François Bouquier since 1988, his wife Mayi and their nephew Rémi Lartigue since 2014.