Independent and passionate winemaker for over 40 years. As the head of Maison Guy DUMANGIN, I strive to preserve the family heritage while cultivating excellence in every bottle. My work is based on respect for the land, love for the craft, and the constant pursuit of quality to create authentic and elegant champagnes.• Vineyard Management: Supervision of viticultural activities, monitoring the vine's growth cycle, and soil management.• Vinification: Carrying out all winemaking steps, from harvest to bottling, mastering fermentations, blending, and dosage selection.• Cuvée Creation : Crafting unique cuvées that reflect the terroir and identity of the house.• Professional Relationships : Collaboration with suppliers, service providers, and local partners.• Commercialization : Participation in trade shows, professional tastings, and development of the distribution network (wine merchants, restaurateurs).• Innovation and Development : Technical and oenological research, adaptation of viticultural and vinification practices, and evolution of brand image.• Knowledge Transmission : Guiding the next generation in learning the trade and sharing family values.