Domaine du Collier

Antoine Foucault grew up at Clos Rougeard, the iconic Saumur-Champigny estate run by his father Charly and uncle Nady Foucault, where he learned the long-aged Cabernet Franc discipline that has made the estate one of the most celebrated in the Loire. In 1999 he founded Domaine du Collier with his wife Caroline Boireau, building a separate estate at Chacé that would carry forward the family stylistic tradition under their own name. The estate began modestly with a few hectares of estate-owned and rented vines and has remained deliberately small, focused on quality rather than expansion. Antoine continued to work alongside his father and uncle at Clos Rougeard while building Collier through the 2000s.

• Antoine Foucault grew up at Clos Rougeard under his father Charly and uncle Nady
• Founded Domaine du Collier with wife Caroline Boireau in 1999
• Estate at Chacé, in the heart of Saumur-Champigny
• Remained deliberately small, focused on quality rather than expansion

The estate's 7 hectares sit on tuffeau limestone slopes around Chacé, the same characteristic Saumur bedrock that defines Clos Rougeard, Domaine des Roches Neuves, and Romain Guiberteau. The tuffeau provides excellent drainage and moisture retention through dry summers, and gives the wines mineral length and structural acidity. The estate has been Demeter biodynamic certified since the 2000s, with biodynamic preparations applied on a sidereal calendar and a strict no-synthetic-inputs protocol. Yields are kept low across the range, with the white parcels often producing well below the Saumur Blanc AOC ceiling.

• 7 hectares of tuffeau limestone slopes around Chacé
• Same characteristic bedrock as Clos Rougeard, Roches Neuves, and Guiberteau
• Demeter biodynamic certified since the 2000s
• Yields kept low; white parcels often well below Saumur Blanc AOC ceiling

The estate's Saumur Blanc bottlings have established a particular reputation. La Charpentrie is the flagship single-parcel Chenin Blanc, aged 18 to 24 months in old oak barrels with full malolactic conversion, producing a wine of remarkable mineral length and ageability. La Ripaille is a slightly more accessible Saumur Blanc from younger vines but still aged in old oak. The white style differs from the broader Loire dry Chenin tradition in its emphasis on extended barrel élevage, which gives the wines a textural depth closer to the white Burgundy register while retaining the Loire mineral signature. The Saumur Blanc range is widely regarded as the most ambitious in the appellation.

• La Charpentrie is the flagship single-parcel Chenin Blanc, aged 18 to 24 months in old oak
• La Ripaille is more accessible Saumur Blanc from younger vines, also aged in old oak
• Extended barrel élevage gives textural depth closer to white Burgundy register
• Saumur Blanc range widely regarded as the most ambitious in the appellation

The estate's Saumur Rouge bottlings draw on Cabernet Franc with the long aging discipline learned at Clos Rougeard. Wines spend 18 to 30 months in old oak barrels before bottling, are bottled unfined and unfiltered, and tend to release several years after the vintage rather than the typical AOC release window. The house style emphasizes structure and tertiary complexity over fruit-forward youthfulness, consistent with the broader Foucault family approach. Several bottlings are labeled Saumur rather than Saumur-Champigny by Antoine's choice, reflecting parcel locations and stylistic preferences rather than commercial considerations.

• Saumur Rouge bottlings spend 18 to 30 months in old oak barrels before bottling
• Bottled unfined and unfiltered, with release several years after the vintage
• House style emphasizes structure and tertiary complexity over fruit-forward youthfulness
• Several bottlings labeled Saumur rather than Saumur-Champigny by parcel location and stylistic choice

Domaine du Collier is widely regarded as the natural inheritor of the Clos Rougeard stylistic tradition, with Antoine Foucault carrying forward the long-aged Cabernet Franc and serious dry Saumur Blanc work of his father and uncle through a separately-owned estate. The estate's particular significance grew after Clos Rougeard was sold to the Bouygues group in 2017 following Charly Foucault's death, with Collier becoming the most direct continuation of the Foucault family approach. Antoine has continued to work small-scale and biodynamically, with allocations tight enough that Collier wines are among the more difficult Saumur bottlings to find at retail. The estate's Saumur Blanc work has been particularly influential in raising the international profile of dry Saumur Chenin Blanc.

• Widely regarded as the natural inheritor of the Clos Rougeard stylistic tradition
• Antoine Foucault carries forward the long-aged Cabernet Franc and serious Saumur Blanc work
• Became the most direct continuation of Foucault family approach after Clos Rougeard's 2017 sale
• Saumur Blanc work has been particularly influential in raising the international profile of dry Saumur Chenin Blanc