Château Mazeris

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Château Mazeris is a family-owned winegrowing estate in Canon-Fronsac, managed by Jean and Amandine de Cournuaud. It spans 19 ha of HVE3-certified vines, dominated by Merlot on clay-limestone soils. The estate produces several red wine cuvées.

Un immense merci à tous pour ces Portes Ouvertes 2025 ✨ Vous avez été nombreux à venir partager un moment avec nous, découvrir nos vins et profiter de l’ambiance chaleureuse du domaine. Cette édition avait une saveur particulière : nos nouveaux locaux prennent vie et c’est un vrai bonheur de vous y accueillir 🍷  Un grand merci à : • Élise Disclyn & Christelle Balan, pour la poésie, la couleur et la douceur de leurs créations 🎨 • Mathieu, Anne-Claire et leurs enfants de la Ferme Andriet, pour les repas champêtres plein de générosité et de gourmandise 🐖  Merci aussi à vous, visiteurs, amis, voisins, amateurs de vin ou simples curieux — vous avez fait de ces journées un vrai moment de convivialité et de partage 💛  À très bientôt au Château Mazeris 🌿  #canonfronsac #châteaumazeris #familledecournuaud #portesouvertes #redwine🍷 #lesamiscestlavie #local #lefronsadais #plaisirderecevoir
© Château Mazeris

Identity

Château Mazeris is a winegrowing estate located in Saint-Michel-de-Fronsac. The property is owned by the de Cournuaud family, represented today by Jean and Amandine de Cournuaud. Jean de Cournuaud also acts as the estate's oenologist and viticulturist.

History and philosophy

Château Mazeris was established in 1769. The estate marked its place in history with a mention in the 1846 Cock & Féret edition. Over the generations, the property focused on the production of red wines. In 2018, Jean de Cournuaud took over management of the estate, representing the tenth generation of his family at the helm of Château Mazeris. The estate is committed to sustainable and eco-responsible viticulture, employing practices designed to limit soil compaction and enhance biodiversity through natural cover crops. Château Mazeris achieved Level 3 HVE certification in 2020. The estate plans to open new dedicated tasting and sales facilities in 2025.

Appellations

Château Mazeris produces wines under the Canon-Fronsac appellation, located in the Libournais.

Practical information

Château Mazeris is located at 28 route de Gombaud, 33126 Saint-Michel-de-Fronsac. The estate can be contacted by telephone on 06 654 654 or by email at domaine@chateau-mazeris.fr. Visitors are welcome for terroir discoveries and tastings. Furthermore, a holiday cottage, La Maison des Coteaux du Château Mazeris, opened its doors in February 2024.

Find out more

Official estate website

Frequently asked questions

Who are the current owners of Château Mazeris and when did the family acquire the estate?
Château Mazeris is currently owned by the de Cournuaud family, represented by Jean and Amandine de Cournuaud. Jean de Cournuaud also serves as the estate's oenologist and viticulturist. The family's leadership extends across a long lineage, with Jean de Cournuaud representing the tenth generation at the helm. The estate was established in 1769.
What are the characteristics of the terroir at Château Mazeris and which grape varieties are grown there?
The Château Mazeris vineyard covers 19 hectares across two primary soil types: a limestone plateau and clay-limestone hillsides. Limestone contributes freshness and structure, while clay provides power and character. The grape varieties are predominantly Merlot (80%) and Cabernet Franc (20%). Merlot is planted on both soil types, whereas Cabernet Franc is cultivated exclusively on the plateau.
What environmental certifications does Château Mazeris hold and what practices are implemented?
Château Mazeris holds Level 3 HVE (Haute Valeur Environnementale) certification, obtained in 2020. This certification reflects the estate's commitment to sustainable, eco-friendly viticulture. Practices include measures to minimise soil compaction and enhance biodiversity, notably through the use of natural cover crops.
Which red wine cuvées are produced by Château Mazeris under the Canon-Fronsac appellation?
Château Mazeris produces several red wine cuvées under the Canon-Fronsac appellation. These include Château Mazeris, first released with the 2020 vintage label, the 10 de Château Mazeris cuvée, and the Gourmandises de Château Mazeris cuvée, introduced with the 2021 vintage. The estate also crafts the La Part des Anges cuvée. The wines are renowned for their concentration and aromatic expression, showcasing the richness of the clay-limestone and limestone terroirs.

The vineyard (terroir)

The Château Mazeris vineyard covers 19 hectares, divided between a limestone plateau (12 hectares) and clay-limestone hillsides (7 hectares). Soil influence is distinct: limestone brings freshness and structure to the wines, while clay imparts power and character. The grape variety proportions comprise 80% Merlot and 20% Cabernet Franc. Merlot is planted on both the hillsides and the plateau, whereas Cabernet Franc is grown exclusively on the plateau. The vines are planted with a 1.5-metre row spacing, reaching a planting density of approximately 6,500 vines per hectare. Vineyard exposure varies according to parcel: east-west on the slopes and north-south on the plateau.

Flagship cuvées

The estate produces several red wine cuvées. These include Château Mazeris, first released with the 2020 vintage label, the 10 de Château Mazeris cuvée, the Gourmandises de Château Mazeris cuvée, introduced with the 2021 vintage, and La Part des Anges. The wines of Château Mazeris are defined by their concentration and aromatic expression, reflecting the appellation's clay-limestone and limestone terroirs.

Vinification and ageing

Vinification and ageing practices at Château Mazeris are designed to express the distinct character of each parcel and preserve the typicity of the terroir.

Appellation
Canon-Fronsac
Commune
Saint-Michel-de-Fronsac
Wine region
Libournais
Owner
Famille de Cournuaud (Jean et Amandine)
Technical direction
Jean de Cournuaud
Surface area
19 ha
Certifications
HVE
Grape varieties
Merlot 80%, Cabernet Franc 20%

Practical information

Address
28 route de Gombaud, 33126 Saint-Michel-de-Fronsac
Contact form
Contact the estate
Visits
Possibilité de vous recevoir pour visiter le domaine, découvrir le terroir et partager la passion.

Location

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