John Wilkinson

Senior Vice President


Nobody likes tackling a complex problem more than John Wilkinson. John joined Greenfield in 2016 and serves as the Senior Vice President, Sustainability, where he oversees the integration of sustainability into the company’s strategic direction, expansion, and operations. He is also responsible for supporting the company’s advanced biofuel and renewable energy commercialization efforts. Prior to joining Greenfield, John was the President and CEO of Wilkinson Insight Incorporated. He also had an eight-year career as a Member of Provincial Parliament, he served first as Ontario’s Minister of Research & Innovation, then as Minister of Revenue, and finally as Minister of the Environment. As a key member of Cabinet, he was instrumental in ushering in a wave of Ontario clean tech policies and programs. Prior to politics, John, a Certified Financial Planner, founded Wilkinson & Keller Financial Planning Ltd.

John is a graduate of Western University and is a Fellow of the Financial Planning Standards Council of Canada.

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

Gary McInerney

Senior Vice President

Global Sales

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