Who owns Barton & Guestier?
Barton & Guestier
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- Ultimate owner
- Castel Group (Groupe Castel)
- Brand origin
- France
- About Barton & Guestier
- Castel Group is a major French beverage company established by Pierre Castel, specializing in wines, beers, and soft drinks, and is the largest wine producer in France and Europe.
Updated: 6 February 2026