Andesmar (261/405-0800 in Mendoza. www.andesmar.com) owns the bus company of the same name. Among their many offerings are seven wine tours.
Aventura and Wine (Bacchus Tours) (261/429-3014 in Mendoza. www.aventurawine.com) customizes tours that allow you to visit the winery with the owner or winemaker. They can also arrange anything from cooking classes to golf.
Aymará Turismo (261/420-2064 in Mendoza. www.aymara.com.ar) offers 4- to 11-day tours with an oenologist and even longer tours to Chilean wineries.
The Grapevine (261/429-7522 in Mendoza. www.thegrapevine-winetours.net) has tastings at Mendoza wine bars and a five-day wine festival tour that gets you to all the right events.
Joker Viajes (2627/436-982-282 in San Rafael. www.jokerviajes.com.ar) does wine and recreational tours.
Mendoza Viajes (261/461-0210 in Mendoza. www.mdzviajes.com.ar).a Mendoza travel agency with a branch in San Rafael, offers wine tours and rafting and horseback-riding trips.
Money Tur (264/420-1010 in San Juan. www.moneytur.com.ar) has a combination olive oil, jam, and wine tour.