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Soren Bjorn

Soren Bjorn


Bjorn is the President of Driscoll’s of the Americas based in Watsonville, CA, the global headquarters.  In his role, Mr. Bjorn leads the largest business unit for Driscoll’s and is responsible for all aspects of the business enterprise from the strategic planning process to its financial success.  Family owned for more than 100 years, Driscoll’s is the leading brand for fresh berries and distributes in more than 22 countries around the world.  Mr. Bjorn has been with Driscoll’s for more than ten years and has led several key functional areas including Senior Vice President of international business, responsible for oversight of Driscoll’s Europe, Middle East and Africa business, an Australia based joint venture and a new start-up venture in China.  In addition, he has led Driscoll’s global research and breeding programs which focus on developing proprietary seedlings in order to deliver great tasting berries to consumers.  This superior flavor is a competitive differentiator and one of the primary reasons Driscoll’s is the market leader in fresh berries.

David Marguleas

David Marguleas

Sun World

Marguleas is President, Sun World Innovations, the technology and licensing business of Sun World International LLC, the California agribusiness of which he also serves as Executive Vice President.  He is responsible for overseeing Sun World’s Intellectual Property, licensing and variety development activities as well as the Company’s broader agriculture technology pursuits and international investments.  Mr. Marguleas began his Sun World career in 1986 and has overseen many facets of its business including grower relations, farming, sales and marketing, packing and cold storage operations, communications, corporate relations and licensing.  He currently serves as Chair of the PMA Board.  He serves on several other boards as well, including: the California Table Grape Commission (past chair) and its executive committee; the California Fresh Fruit Association (past chair); FIND, a regional food bank serving the hunger needs of California’s eastern Riverside County and southern San Bernadino county; and Farm Payment Technologies Inc., an agriculture technology start-up in Fresno.  He is a third-generation member of the produce industry and has worked as a journalist for several publications.

Preston Witt


Witt is the Human Rights Director, Global Sustainability and Compliance for Costco Wholesale.  In his role, Mr. Witt oversees supplier engagement with the company’s Code of Conduct.  Having worked in this area of Costco's business since 2006, he continues to see the industry, as well as his own organization, evolve with rising standards and expectations for due diligence in the supply chain.  He has contributed to multi-stakeholder groups and initiatives in the seafood, dairy and fresh produce industries.  Establishing responsible labor recruitment practices and mitigating risks of forced labor throughout Costco's global supply chains continue to be his fundamental focus.


Cathy Burns

Cathy Burns

Produce Marketing Association

Burns is CEO of the Produce Marketing Association (PMA). Prior to joining PMA in December 2013, she served as president of Food Lion, Harveys and Reid’s, and was a member of the Delhaize America Executive Committee. She previously served Food Lion as Chief Operating Officer, senior vice president of retail operations-north, and senior vice president of fresh merchandising, distribution, and quality assurance. Burns joined Food Lion from its sister banner, Hannaford Supermarkets, where she started as a part-time service clerk, completed the grocer’s retail training program, then held various leadership positions. She chairs the Board of Governors for Children’s Miracle Network and the Board of Directors for Duke Children’s Hospital and Health Center. Burns was named a 2007 Top Woman in Grocery by Progressive Grocer, was awarded The Packer’s 2008 Produce Marketer of the Year award, and was named one of Supermarket News’ Power 50 in 2009, one of Mass Market Retailer’s Most Influential Women in Mass Market Retailing in 2010, and a top-25 leader in the produce and floral industries by The Packer in 2018.

Tom Stenzel

United Fresh Produce Association

Stenzel is President and CEO of the United Fresh Produce Association, a position he has held since 1993. Tom is a frequent speaker on industry issues and has been recognized often by the produce industry throughout his career.  He was honored as the 2002 Produce Man of the Year by The Packer newspaper, and is the past Chairman of the International Federation for Produce Standards, a global body representing national produce associations around the world. He is a member of the U.S. Chamber of Commerce Committee of 100 leading association executives, the Advisory Board of the International Food Protection Training Institute, and the Key Industry Associations Committee of the American Society of Association Executives, from which he achieved the Certified Association Executive (CAE) designation in 1990.  He has served in many government and industry leadership positions, including the first U.S. Department of Agriculture Fruit and Vegetable Industry Advisory Committee, President George W. Bush’s Transition Advisory Team for Agriculture, and as an advisor on the U.S. Agricultural Policy Advisory Committee for Trade.