Pichon-Longueville, Suduiraut, Quinta de Romaneira,...

Chateau Pichon Longueville Baron (Pauillac), Chateau Suduiraut (Sauternes), Quinta de Romaneira (Portugal), Château Petit-Village (Pomerol) , Château Pibran (Pauillac), Château Belles Eaux (Languedoc), Disznoko (Tokaj, Hungary), Quinta do Noval (Porto, Portugal)... with Christian Seely, Directeur General of AXA Millesimes

Les Grands Vignes

Les Grands Vignes in Touraine, making a Sauvignon Blanc wine (and perhaps others?), owned by Eric Recchia (MBA 73). (No web site?)

Chateau Pradeaux

Chateau Pradeaux (cf. post below), Bandol, does have a connection to Insead alumni, through Bruno Bizalion (MBA 81) who is a relation to the owner, and who is of course a great spokesman for the domaine (long time since we tasted the wine though).
They seem not to have a website.

Chateauonline update

I just learned that Henri Marie has sold Chateauonline (not a long time they remained owners...) to CL Brands ant that Poupinel (Wharton) has left. Cf. post below.

Domaine de Treille

Domaine de Treille in Gardie (near Limoux, one of the more bizarre French appellations - if you think about the AOC rules they have), owned by Pascal Eyt-Dessus ( MBA 71):
www.domainedetreille.com

Château Touny-les-Roses

Château Touny-les-Roses in Gaillac, with Michel Lavite (AMP 92)

http://www.tounylesroses.fr

Henri Maire

Stephane Zanella (MBA 99), recently appointed CEO of Vins Henri Maire.

http://www.henri-maire.fr/

(Who, by the way, has an ownership interest in Chateauonline that is (or was? - not sure what the situation is today) run by - not an Insead alumni but by a Wharton alumni, Chritophe Poupinel.)

Domaine de Cotes Remont

Domaine de Côtes Rémont in Chenas, Beaujolais, wiht Alain Perrot (MBA 86).

http://site.voila.fr/Cotes_Remont

Brodersen

Brodersen & Co Ltd, consultants specialised in wine and spirits, with Jens Brodersen (MBA 93).

http://www.brodersenco.com/

Casa Lapostolle

Casa Lapostolle winery in Chile, with Cyril Dalamet de Bournet (MBA 82).

http://www.casalapostolle.com/

L'Ecluse Wine Bars

L'Ecluse Wine Bars and Restaurants in Paris, with Dominique Dhyser (AMP 84).

http://www.leclusebaravin.com/

Cave Bernard Massard

Caves Bernard-Massard sparkling and still wine in Luxembourg with Hubert Clasen (MBA 78).

http://www.bernard-massard.com/

Boutari

Boutari Wines in Greece, with Constantin Boutari (MBA 71).

http://www.boutari.gr

Symington

Symington Family Estates, a big group owning e.g. Grahame's, Dow's, Warre's, Smith Woodhouse, Quinta do Vesuvio... with Rupert Symington (MBA 92).

http://www.symington.com/

Chateau la Borie

Chateau la Borie in the Rhone Valley, with Eric Margnat (MBA 80).

http://www.chateaulaborie.fr

Quinta de la Rosa

Quinta de la Rosa in Duoro, the port wine district, with Sophia Bergqvist (no doubt of Swedish decent, judging from the name) (MBA 85).

http://www.quintadelarosa.com/

Chateau Pradeaux

Chateau Pradeaux in Bandol, I was told, also has some alumni link but I don't know how. Do you know?

Domaine Matourne

Domaine Matourne in Provence, with Juergen Spaethe (MBA 66).

http://vinsprovencematourne.monsite.wanadoo.fr/

or

www.matourne.com

Vins Rares

Vins Rares Peter Thustrup, specialist in fine and rare wines, by Peter Thustrup (MBA 80).

http://www.vins-rares.fr/

Update:

Peter sold his business in 2007 to Everget Capital who also owns the Paris wine shop Legrand Filles & Fils and a parallel wine trading and wholesale business.

Domaine de Triennes

Domaine de Triennes,run by Jacques Seysses, Aubert de Villaine and Michel Macaux (none of them alumni) but where - again - Peter Skelton (MBA 73).

http://www.triennes.com/

Chateau Castelnau

Chateau Castelnau in Entre-deux-Mers, owned by Le Vicomte Loïc de Roquefeuille (who's not an alumni), but promoted by Peter Skelton (MBA 73).

Chateau Beaulieu

Robert Schulte (MBA 61) at Chateau de Beaulieu in Cote du Marmandais.

Chateau Goudichaud

Thibaut Mongon (MBA 99) at Chateau Goudichaud in the little known Bordeaux appellation Graves de Vayres.

Millesima, Wine & Co

Financiere Bernard with interestes in or ownership of Domaine du Chevalier (Graves / Pessac-Leognan), Ch de la Solitde, Millesima, Wine & Co. Edmond Masurel (MBA 73) is adviser to the group.

Philipponnat Champagne

Charles Philipponnat (MBA 89) of Champagne Philipponnat in Marueil-sur-Ay.

http://www.champagnephilipponnat.com/