Undiscovered Wines of Napa Valley -
http://www.undiscoveredwine.com/
Napa Valley Conference & Visitors Bureau -
http://www.napavalley.org/
Napa Valley Vintners -
http://www.napavintners.com/
Oakville Winegrowers Association -
http://www.oakvillewinegrowers.org/
Copia, The American Center for Wine Food &The Arts -
http://www.copia.org/
Wine Institute -
http://www.wineinstitute.org/