Gary McInerney

Senior Vice President

Global Sales

Gary has more than 35 years of experience in sales and marketing for alcohol and its co-products.  His background includes seven years with Miracle Feeds (a division of Labatt Brewing Company) as the Canadian General Sales Manager overseeing the sales and marketing of brewery co-products. 

Gary joined Greenfield in 1989 as Vice President and General Manager. His position has evolved over the years to include production, purchasing, corn risk management, and five years as President of Pharmco-AAPER. Gary currently oversees fuel, industrial, and beverage alcohol sales as well as marketing distillers’ grains and carbon dioxide – both valuable co-products of ethanol production. He is also responsible for leading the development of Greenfield’s international marketing strategy.

Gary received a Bachelor of Science in Agriculture from the University of Guelph.

Kenneth Field

Chair and Founder

Howard Field

President and CEO

Marty Cormier

Senior Vice President


Douglas Dias

Vice President

Market Intelligence & Chief Risk Officer

Ron Kean

Vice President

General Counsel & Corporate Secretary

Andrea Kent

Vice President

Government and Public Relations

David Meadows

Vice President

People and Culture

Jean Roberge

Vice President

Renewable Energy Strategies

Ken Robertshaw

Vice President

Grain Origination

David Salt

Vice President

Corporate Engineering

Jeff Stone

Vice President

Finance and Information Technology

Malcolm West

Vice President

Corporate Finance and Chief Financial Officer

John Wilkinson

Senior Vice President