GRAPERESEARCH - Key Persons


Allison Jordan

Job Titles:
  • Vice Chair

Atlas Vineyard

Job Titles:
  • Management / Oregon

Dan Martinez - CFO, President, Treasurer

Job Titles:
  • CFO
  • Co - Owner
  • President
  • Treasurer
Dan is President of Martinez Orchards and co-owner and CFO of Berryessa Gap Vineyards. Dan graduated from Cal Poly, San Luis Obispo, with a B.S. in Agricultural Engineering. He also serves on the California Fruit Tree, Nut Tree and Grapevine Improvement Advisory Board and Board of the Grape Rootstock Improvement Commission, and is a former mayor of Winters, CA, where his family businesses are based.

Donnell Brown - President

Job Titles:
  • President

Emily Hodson

Job Titles:
  • Secretary

Franka Gabler

Job Titles:
  • Member of the Research Committee
  • Theme Committee Chair

Jessica Youngblood - Chairman

Job Titles:
  • Chairman

Keith Striegler

Job Titles:
  • Member of the Research Committee
  • Theme Committee Chair

Melissa Hansen

Job Titles:
  • Member of the Research Committee
  • Theme Committee Chair

Nick Dokoozlian

Job Titles:
  • Research Chair

Randy Heinzen

Job Titles:
  • Member of the Research Committee
  • CA - Vineyard Professional Services
  • Vineyard Professional Services / California

Rich Schaefers

Job Titles:
  • Vice Chair
  • Vice President of Viticulture at Nuveen
As Vice President of Viticulture at Nuveen, Dr. Schaefers protects vineyard investments through sound, science-based management practices. He is active in the grape and wine research community, with service on the Board of the American Vineyard Foundation, a commissioner with the Sonoma County Winegrowers and is a past president of the Mendocino Winegrape Commmission.

Tony Stephen

Job Titles:
  • Chairman of the Board of NGRA
Tony serves as Chairman of the Board of NGRA member-organization the American Vineyard Foundation and is Chief Sales Officer at Scheid Family Wines in Monterey, CA. He holds a B.S. in Viticulture from UC Davis. Tony and his wife, Nancy Walker, are proprietors of Stephen & Walker Winery, based in Healdsburg.