Castello di Fonterutoli

The medieval hamlet of Fonterutoli sits a few kilometres outside Castellina in Chianti along the ancient road between Florence and Siena, and the Mazzei family connection to the property dates to 1435 when Madonna Smeralda, granddaughter of the Florentine notary Ser Lapo Mazzei, inherited the estate. The Mazzei lineage was already deep in the wine trade by that point: in correspondence dated 16 December 1398 between Ser Lapo and Francesco Datini (the so-called Merchant of Prato), Lapo wrote what is now the oldest surviving documentary reference to 'Chianti' as a named wine. This 1398 letter is one of the foundational documents of Chianti Classico's identity, and it places the Mazzei family at the literal origin of the appellation's recorded history. The estate's continuous family ownership for 24 generations is exceptional even by Tuscan standards, ranking among the longest unbroken wine-family lineages in the world. The current generation (Filippo, Francesco, and Lapo Mazzei) leads the broader Marchesi Mazzei wine business, which includes Fonterutoli alongside parallel Tuscan and international holdings.

• Mazzei family ownership since 1435 (Madonna Smeralda's inheritance); 24 generations of continuous family stewardship
• Ser Lapo Mazzei authored the earliest surviving documentary reference to 'Chianti' as a wine (16 December 1398 letter to Francesco Datini, the Merchant of Prato)
• Fonterutoli sits at the historical literal origin of Chianti Classico's recorded identity
• Current generation led by Filippo, Francesco, and Lapo Mazzei within the broader Marchesi Mazzei group

Castello di Fonterutoli's vineyards cover 110 hectares across 7 of Chianti Classico's village sub-zones, divided into 114 individual plots at altitudes ranging from 220 to 570 metres above sea level. This unusual breadth of plot diversity allows the estate to assemble multi-zone blends or, increasingly, to bottle parcel-specific expressions that highlight individual UGA terroir. The core Fonterutoli vineyards sit within the Castellina UGA on the medium-altitude limestone-clay soils characteristic of that village, with Galestro and Alberese intermixed in the upper parcels. The estate's highest-altitude vineyards reach 570 metres in the cooler upper Gaiole and Radda zones, producing wines with longer hang time, brighter acidity, and more aromatic finesse. The state-of-the-art gravity-flow cellar opened in 2007, built into the hillside below the medieval hamlet, allows gentle parcel-by-parcel vinification across the 114 plots, making Fonterutoli one of the most logistically complex single-estate operations in Chianti Classico.

• 110 hectares of vines across 7 Chianti Classico sub-zones in 114 individual plots; altitudes 220 to 570 metres
• Core Castellina UGA vineyards on medium-altitude limestone-clay soils with intermixed Galestro and Alberese
• Highest-altitude parcels reach 570 metres in upper Gaiole and Radda zones for longer hang time and brighter acidity
• Gravity-flow cellar opened 2007 supports parcel-by-parcel vinification across the 114 plots

Fonterutoli's winemaking style combines deep traditional roots with modernist precision and infrastructure. Fermentations are conducted parcel by parcel in temperature-controlled stainless steel and concrete vessels in the 2007 gravity-flow cellar, with each of the 114 plots vinified separately before blending decisions are made. Aging strategies vary by tier: the estate Chianti Classico ages in a mix of large oak botti and smaller barriques, the Gran Selezione 'Castello di Fonterutoli' ages exclusively in French oak with selected new-oak percentages, and Siepi (the IGT flagship) sees extended new-oak maturation befitting its Super Tuscan profile. The Mazzei team has progressively reduced new-oak influence over the past two decades in line with appellation-wide stylistic shifts toward Sangiovese transparency and lower extraction. The estate represents the modernist-traditionalist hybrid school of Castellina, technically sophisticated but committed to Sangiovese as the primary identity.

• Parcel-by-parcel fermentation across the 114 plots in the 2007 gravity-flow cellar
• Aging varies by tier: estate CC in mixed botti and barriques, Gran Selezione exclusively in French oak with selected new-oak percentages
• New-oak influence has been progressively reduced over two decades in line with appellation stylistic shifts
• Modernist-traditionalist hybrid school of Castellina: technically sophisticated, Sangiovese-committed

The estate produces a tiered range built around the Chianti Classico hierarchy plus the Super Tuscan flagship. Fonterutoli Chianti Classico DOCG is the introductory wine, a Sangiovese-dominant expression assembled from across the estate's plots. Castello di Fonterutoli Chianti Classico Gran Selezione DOCG is the flagship Chianti Classico, a top-tier selection from the best Castellina-zone parcels with extended aging in French oak. Vicoregio 36, Badiola, and Mix 36 are parcel-specific Gran Selezione bottlings introduced in recent years to highlight UGA-level terroir distinctions. Outside the Chianti Classico tier, Siepi IGT Toscana is the estate's most internationally famous wine: a Sangiovese-Merlot blend launched in 1992 that ranks among the original Super Tuscans and has helped define the IGT Toscana category. The estate also produces Belguardo and other holdings under the broader Marchesi Mazzei umbrella across Tuscany and Sicily.

• Fonterutoli Chianti Classico DOCG: introductory Sangiovese-dominant wine assembled across estate plots
• Castello di Fonterutoli Chianti Classico Gran Selezione DOCG: flagship from best Castellina parcels with extended French oak aging
• Parcel-specific Gran Selezione bottlings (Vicoregio 36, Badiola, Mix 36) highlight UGA terroir distinctions
• Siepi IGT Toscana: Sangiovese-Merlot Super Tuscan launched 1992, defining the IGT Toscana category

Castello di Fonterutoli occupies an unusually prominent position in Chianti Classico, combining 600 years of family continuity, deep historical resonance (Ser Lapo's 1398 'Chianti' reference), state-of-the-art modern infrastructure (the 2007 gravity-flow cellar), and one of the original Super Tuscan flagships (Siepi). The estate anchors the Castellina UGA alongside Castello di Monsanto and a small handful of other producers, and the Mazzei family's broader influence in the appellation's governance is substantial: Lapo Mazzei (the late patriarch) served multiple terms as president of the Consorzio del Chianti Classico, and the Mazzei family has been a consistent voice for the UGA system, Gran Selezione tier, and the appellation's modernization more broadly. Internationally, Fonterutoli's distribution reach and brand recognition place it among the small group of Chianti Classico producers (alongside Antinori, Frescobaldi, Ricasoli, Felsina, and Castello di Ama) whose wines define the appellation's premium tier in global markets.

• Anchors the Castellina UGA alongside Castello di Monsanto and a small handful of other producers
• Lapo Mazzei (late patriarch) served multiple terms as president of the Consorzio del Chianti Classico
• Mazzei family has been consistent voice for UGA system, Gran Selezione tier, and appellation modernization
• International distribution and brand recognition place Fonterutoli among Chianti Classico's premium-tier global benchmarks