CONTE COLLALTO

The Conte Collalto Winery is one of the oldest and most important winegrowing companies in the Province of Treviso, protagonist of the history of the Marca Trevigiana since 958.
The winery is now run by Princess Isabella Collalto de Croÿ, eldest daughter of Prince Manfredo Collalto, who took over in 2007 the management of the winery and vineyards left to her father. Isabella Collalto de Croÿ, is today at the helm of her Winery which has decided to continue to develop with passion and determination, following in the footsteps of her father.
The brand of the winery is made up of the coat of arms of the Collalto family. The symbol of the farm is the Castle of San Salvatore, a stunning and imposing building in Susegana dating back to 1245.
The winemaking site is located in the historic structure of Susegana, dating back to 1904. Technology and architectural respect make it an example of balance and production efficiency. The farm covers an area of 150 hectares planted with vineyards: about 100 hectares in Conegliano Valdobbiadene Prosecco DOCG and the rest of the other native varieties. The Conte Collalto winery has a wood chip heating system, a technology promoted by the winery in the early 2000s, Planned means of maximising the use of renewable energy sources arising from agricultural activity.
A hydroelectric power plant owned by the company, in operation since 1904, was renovated in 2020 to ensure the delivery of 90 kWh of power; five wells were built for emergency irrigation and three weather stations, in order to reduce treatments in the vineyard. From 2019 the company has eliminated the use of chemical herbicides. Since the summer of 2024 a photovoltaic system is fully operational thanks to which the company is completely self-sufficient in terms of energy and is able to meet the needs of its entire structure. These elements highlight the company’s inclination towards continuous improvement of the environmental heritage through a sustainable cultivation management in respect of local biodiversity and now certified SQNPI.
Conte Collalto works exclusively with his own grapes and is one of the largest winegrowing companies in the Conegliano Valdobbiadene Prosecco DOCG area.
The bottles produced are about 650,000, of which over 500,000 of Conegliano Valdobbiadene Prosecco DOCG and 150,000 divided between still white and red wines.
The style of Conte Collalto wines has always been marked by a pleasant elegance and a strong identity. The wines tend to enhance, without forcing, the typical characteristics of the grapes, aiming to best exalt the potential of the territory of Collalto.

Year of establishment:

2012

Number of employees:

FROM 20 TO 49 EMPLOYEES

Annual turnover:

between 2.5 and 5 million Euro

Reference year of turnover:

2022

Export turnover:

From 750.000 to 2.5 million Euro

Activities:

Manufacture of beverages

Manufacture of sparkling wine and other special wines


At Cantina Conte Collalto, sustainability is more than a goal—it’s a daily commitment carried out with rigour and dedication. This commitment extends to every stage of the production process, from agricultural practices to the final product that reaches consumers’ tables. The first part of the video focuses on energy sustainability.The second part of the video explores environmental sustainability. The Collalto family, guardians of this land for over a thousand years, has always placed great importance on protecting the environment, adopting the most advanced technologies to ensure both the quality of their products and the preservation of the surrounding landscape. Today, thanks to modern technologies, we are able to monitor every stage of production, allowing us to optimise our processes and reduce waste. The final part of our journey into sustainability takes us to the winery itself, the heart of our production and a true historical treasure of the area.


Company Collalto overwiev

CISQ/CSQA has issued an IQNET recognized certificate that Azienda Agricola Conte Collalto SArl has implemented and maintains a Quality Management System for development, production and bottiling of wines and sparkling wines, which fulfils the requirements of ISO 9001:2015.

Conte Collalto is an Historic Italian Company and this is certified in the National Register of Historic Companies. The aim of the institute is to reward companies that have been able to transmit their invaluable heritage of skills and knowledge to the next generations. This is an important recognition of our past, present and future commitment.

Company:

AZIENDA AGRICOLA CONTE COLLALTO SARL

Address:

via XXIV Maggio 1

City:

Susegana (TV)

Zip Code:

31038

Social media:

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GROWING AREA
Grapes: Glera and other native varieties, such as Verdiso and
Bianchetta, grown exclusively in our estate vineyards
Location: hills of Susegana in front of the San Salvatore castle
Aspect: south
Soils: clay on a rock base
HARVEST
Yield per hectare: 135 quintals
Harvest period: 1-10 September
WINE PRODUCTION
Vinification: the clusters are pressed gently, and the must
gravity-settled, then fermented in temperature-controlled (18°C) steel
tanks. The wine matures sur lie in steel for 3-6 months.
Secondary fermentation: the wine receives its effervescence through
the Martinotti-Charmat method. After a long period of maturation sur
lie, it is filtered and bottled.
Maturation: 4 months in steel pressure tanks, then 1-2 months in
bottle.
TECHNICAL ANALYSIS
Alcohol: 11.5% vol.
Residual sugar: 9 g/l
Acidity: 5,5 g/l



GROWING AREA
Grapes: Glera and other native varieties, such as Verdiso and
Bianchetta, grown exclusively in our estate vineyards
Location: hills of Susegana, halfway up Tombola hill
Aspect: south
Soils: predominantly clay, on a limestone base
HARVEST
Yield per hectare: 135 quintals
Harvest period: 10-20 September
WINE PRODUCTION
Vinification: the clusters are pressed gently, and the must
gravity-settled, then fermented in temperature-controlled (18°C) steel
tanks. The wine then matures sur lie in steel for 3-6 months.
Secondary fermentation: the wine receives its effervescence through
the Martinotti-Charmat method. After a period of maturation sur lie,
the wine is filtered and bottled.
Maturation: 1-2 months in steel pressure tanks, then 1-2 months in
bottle.
TECHNICAL ANALYSIS
Alcohol: 11.5% vol.
Residual sugar: 15 g/l
Acidity: 5 g/l



GROWING AREA
Grapes: Glera blended with small quantities of autochthonous /
indigenous varietals like Verdisio and Bianchetta grown
exclusively in our estate vineyards.
Location: hills of Susegana near the San Salvatore castle on the
west side
Aspect: south
Soils: clay on a rock base
HARVEST
Yield per hectare: 135 quintals
Harvest period: 1-10 September
WINE PRODUCTION
Vinification: the clusters are pressed gently, and the must
gravity-settled, then fermented in temperature-controlled (18°C)
steel tanks. The wine matures sur lie in steel for 3 months.
Secondary fermentation: the wine receives its effervescence
through the Martinotti-Charmat method. After a long period of
maturation sur lie, followed by tartaric stabilisation, it is filtered
and bottled.
Maturation: 6 months in steel pressure tanks, then 1-2 months
in bottle.
TECHNICAL ANALYSIS
Alcohol: 12% vol.
Residual sugar: 2 g/l
Acidity: 5,5 g/l



GROWING AREA
Grapes: Merlot 40%, Cabernet Sauvignon 33%, Cabernet Franc
17%, e Marzemino 10%, all grown exclusively in our estate
vineyards
Location: vineyards nearby the San Salvatore Castle
Aspect: south
Soils: clay
HARVEST
Yield per hectare: 70 quintals
Harvest period: 20 September - 10 October
WINE PRODUCTION
Vinification: this wine is made with well-ripe grapes. After the
grapes are de-stemmed and pressed, the wine ferments and
macerates on the skins for 15 days; it then undergoes malolactic
fermentation, followed by filtration and maturation.
Maturation: 36 months in 5hl tonneaux and large 50hl oak
barrels, followed by 8-12 months in the bottle in the cellar.
TECHNICAL ANALYSIS
Alcohol: 14% vol.
Acidity: 5 g/l



GROWING AREA
Grapes: Incrocio Manzoni 6.0.13, exclusively from two estate
vineyards
Location: Hilltop and valley bottom of Colle della Tombola
Aspect: south
Soils: predominantly clay
HARVEST
Yield per hectare: 70 quintals
Harvest period: In two distinct stages, during the first half of
September
WINE PRODUCTION
Vinification: in stainless steel tanks to control both cold
maceration and fermentation temperatures. The fermentations
were preceded by a gentle crushing in an inerted environment
and static decanting.
Aging: Once the fermentations were completed, the wines were
blended and rested in 500-liter barrels with a very light toasting.
Regular sediment stirring was carried out for about 180 days.
After an additional resting phase, the blend was made, including
a small portion of wine subjected to light drying for 20 days.
TECHNICAL ANALYSIS
Alcohol: 13,5% vol.
Acidity: 5,5 g/l