About the Alliance

Petaluma Gap Winegrowers Alliance represents the farmers and vintners whose devotion to the land has aided in crafting world-class wines from the Petaluma Gap.

Our MIssion

The mission of the Petaluma Gap Winegrowers Alliance is to:

  • Promote the growers and vintners of the Petaluma Gap and foster the production of high-quality wines crafted from grapes grown in the Petaluma Gap American Viticultural Area (AVA).
  • Cultivate positive relationships with the community by elevating awareness of growing and winemaking practices and an understanding of the winegrowers’ commitment to respect and protect the land.
  • Continue to advance Petaluma’s 150+ year heritage as a successful wine-producing center.



Tom Gendall
President, Board of Directors
Cline Cellars

Scott Welch
Vice President, Board of Directors
Jackson Family Wines

Dan Aguilar
Treasurer, Board of Directors
Mechanics Bank

Samantha Dorsey
Secretary, Board of Directors
McEvoy Ranch

Cheryl Quist
Executive Director


Dan Aguilar, Mechanics Bank
Kim Badenfort, Wine Industry Network
Kevin Bersofsky, Montagne Russe Wines
Lisa Brayton, Thirty-Seven Wines
Heidi Bridenhagen, MacRostie Winery
Sherry Crichfield, Crichfield + Black
Samantha Dorsey, McEvoy Ranch
Andrew Eber, Partnership Resources Group
Tom Gandell, Cline Cellars
Jim Lloyd, Attorney
David Meyers, Attorney
Cara Storm, Marketing by Storm
Keri Ueberroth, Ueberroth Vineyards
Scott Welch, Jackson Family Wines


Teela Bihn
Al Brayton
Doug Cover
Gayle Crayne
Joan Griffin
Ana Keller
Jeff Maddux
Evan Pontoriero
Timo Rivetti
Liz Thach
Rickey Trombetta