Castle seminar venues in Loire-Atlantique
15 châteaux · most visited first, according to visitor reviews
The châteaux in Loire-Atlantique that host seminars, away days and company events, and lodge the participants on site.
We list 15 châteaux in Loire-Atlantique that host seminars and lodge on site. The best known, according to visitor reviews, are Château de la Plinguetière (Plinguetière Castle), Château de Montreuil (Montreuil Castle) and Château de la Garnison (Garnison Castle).
Every entry carries a form: your request goes to the château, which answers you directly.
Château de la Plinguetière (Plinguetière Castle)
Saint-Aignan-Grandlieu, Loire-Atlantique266 reviews (4.1/5)
A car park is available on site for visitors.

Château de Thouaré-sur-Loire
Thouaré-sur-Loire, Loire-Atlantique
The château is a private property and is not open to visitors.
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Château de la Rousselière (Rousselière Castle)
Frossay, Loire-Atlantique
The château is a listed historic monument.

Château de la Rairie (Rairie Castle)
Pont-Saint-Martin, Loire-Atlantique
The château is privately owned and not open for casual visits.
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Château de Montreuil (Montreuil Castle)
Nort-sur-Erdre, Loire-Atlantique64 reviews (4.8/5)
The estate operates as a privatised venue for weddings and seminars rather than a monument open to public visits.
Château de la Garnison (Garnison Castle)
Orvault, Loire-Atlantique172 reviews (4.7/5)
château de la Garnison, in Orvault (Loire-Atlantique), France. Location, access and practical information.

Château de la Cassemichère (Cassemichère Castle)
La Chapelle-Heulin, Loire-Atlantique
The estate is primarily a working vineyard, which shapes what visits are possible.

Manoir de Noirbreuil
Chaumes-en-Retz, Loire-Atlantique141 reviews (4.5/5)
The site now functions mainly as an estate for private events and receptions rather than as a monument open to sightseeing.
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Château de Pordor (Pordor Castle)
Avessac, Loire-Atlantique
The castle partially dates from the 14th century, its architecture reflecting later modernization campaigns from the 17th to 20th centuries.
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Château de Pierre Levée
Chaumes-en-Retz, Loire-Atlantique136 reviews (4.8/5)
No verified information is available regarding opening hours.
Château de la Marionnière (Marionnière Castle)
Pont-Saint-Martin, Loire-Atlantique57 reviews (4.5/5)
The château is not open for standard sightseeing visits; it operates as a rental estate with gîtes and guest rooms.

Castle of Les Jamonières
Saint-Philbert-de-Grand-Lieu, Loire-Atlantique
castle of Les Jamonières, in Saint-Philbert-de-Grand-Lieu (Loire-Atlantique), France. Location, access and practical information.

Villa du Plessis-Grimaud
Saint-Viaud, Loire-Atlantique
The villa is privately owned and the interior cannot be visited.

Château du Chalonge (Chalonge Castle)
Héric, Loire-Atlantique4 reviews (5/5)
The estate operates mainly as an event and stay venue rather than a monument open for casual visits.
Frequently asked questions
- How many châteaux in Loire-Atlantique host seminars?
- 15. These are the châteaux whose official website or manager told us they host receptions and lodge guests on site; each entry links to it.
- Which is the best known château for a seminar in Loire-Atlantique?
- Château de la Plinguetière, in Saint-Aignan-Grandlieu, with 266 visitor reviews. Renown is measured here by attendance, not by an editorial ranking.
- How do you request a quote for a seminar in Loire-Atlantique?
- From the château's entry: the button Request a quote opens a short form with your dates and number of participants, and your request goes straight to the château. We take no commission.