Barry S. Wortzman, Q.C.
Vice President, Business Development
Prior to joining Greenfield, Barry practiced law in Toronto for 37 years as a trial lawyer, dealing principally with commercial disputes. He has been a member of Greenfield’s Board of Directors for the past 19 years; and as well, joined the Company 8 years ago to assume the position of Vice-President of Business Development.
His responsibilities include heading up Greenfield’s Cellulosic Ethanol Division and other ‘green-based’ initiatives. His immediate focus is to commercialize Greenfield’s superior process and equipment pre-treatment package for the production of cellulosic ethanol and other advanced biofuels and chemicals.
David Salt, M.A.Sc., P.Eng.
Vice President, Corporate Engineering
David has more than 30 years of engineering experience, primarily in a management capacity. Since 1999, he has been the owner and president of a project management consulting firm that has provided project scope development, engineering resource allocation, project budget control and career development services to a range of clients including Greenfield Ethanol, Bartek Ingredients, Hanson Brick Ltd., BPB Canada Inc./Certain Teed Gypsum and Wheelabrator Ltd. Prior to that, David was co-owner and operations manager of a full-service engineering consulting firm for 13 years.
David joined Greenfield in 2008 to lead the Greenfield Engineering and Technology Team. He is responsible for overseeing the integration of emerging technologies into the company’s production facilities and the development of commercially viable production methods for cellulosic ethanol. David is a member of the Ontario Society of Professional Engineers.
Regis Benech, Ph.D. Biochemistry and Food Microbiology
Regis Benech, Ph. D, Chief Scientist – Head of R&D
Dr. Benech holds a Ph. D. in Biochemistry and Food Microbiology from Laval University (Qc). He also holds three Masters Degrees, a Professional M. Sc. in Biology & Biotechnology, an M. Sc. in Biochemistry, and an M. Sc. in Cellular Biology.
He has 15 years’ experience in Biotechnology and process development. His work has been published in international journals and presented at various international conferences and workshops. He is the author and co-author of nine patents in the field of second-generation biofuels production. Dr. Benech joined Greenfield Global eight years ago.
As Chief Scientist – Head of R&D, he leads Greenfield Global’s second generation ethanol research programs, and heads up the internal research and development function for the company.
Rick LeHoux, P. Eng., B.Sc. Electrical Engineering
Director of Projects, Greenfield Engineering & Technology Team
Rick has more than 25 years of experience in all stages of chemical plant project engineering and heavy chemical plant maintenance.
After stints at Allied Chemical, General Chemical and SNC Lavalin, he joined Greenfield in 2005 to develop and manage continuous improvement projects. He is currently the project manager for Greenfield’s cellulosic ethanol program at the Centre of Excellence.
Rick is also a board member of Southwestern Ontario Bioproducts Innovation Network (SOBIN) which promotes the bio industry in Lambton, Kent and Essex counties.
Chris Bradt, P. Eng., B.A.Sc. Chemical Engineering
Director of Process Engineering, Centre of Excellence
Chris has more than 20 years’ experience in the chemical industry in the areas of process engineering, manufacturing and plant management. He specializes in advanced process controls, systems modeling and integrated plant design. He spent 18 years as a process engineer, process developer and operations manager for General Chemical’s Soda Ash and Calcium Chloride division before joining Greenfield in 2005 as a Process Engineer.
He is currently responsible for reviewing, evaluating and optimizing new and existing process technologies.
Chris is a member of the Professional Engineers of Ontario and the Ontario Society of Professional Engineers.
Mark Schwartz, B.Sc. (Hons) Applied Chemistry
Manager of Business Development
Mark has 12 years of experience in business and product development. He began his career developing, testing and validating pharmaceutical and nutritional products, and joined Greenfield in 2002 to develop beverage and pharmaceutical products from industrial ethanol.
Since 2005, Mark has helped the Greenfield Engineering & Technology Team obtain research funding by overseeing the business aspects of research contracts and collaborations with universities, governments and innovative companies.
As Manager of Business Development, Mark is currently focused on integrating emerging technologies into the company’s production facilities to improve ethanol yield, plant efficiency and introduce value added products. Mark is currently managing the Greenfield subdivision Greenfield Naturals™ – delivering great tasting healthy food additives VitaGerm™ and VitaBran™.
Hisham Hafez, B.Sc, M.Sc., Ph.D., P.Eng.
Lead AD Research & Development Engineer at Greenfield
Dr. Hafez has more than 17 years’ experience in environmental engineering in the areas of anaerobic treatment of organic wastes, bioenergy production, and municipal and industrial wastewater and solid waste management. He leads Greenfield’s anaerobic digestion research and development program for biohydrogen and renewable natural gas production from lignocellulosic biomass and high strength organic municipal and industrial streams.
Dr. Hafez also works as an Adjunct Professor, Department of Civil and Environmental Engineering, at Western University, University of Windsor, and Ryerson University, where he leads multidisciplinary research groups focusing on bioenergy production from organic industrial streams. Dr. Hafez has contributed more than 12 patents in the field of bioenergy and biofuels production, has published more than 80 refereed research articles, 2 book chapters in the “Handbook of Hydrogen Energy”, and has presented his research in more than 30 international conferences. Dr. Hafez has been invited as a keynote speaker in many conferences as recognition of his experience in the field of bioenergy production. He serves as a technical reviewer for many international high-impact research journals and has co-chaired multiple international conference sessions. He is a member in the Canadian Biogas Association, the International Water Association, International Association of Hydrogen Energy, American Institute of Chemical Engineers, and several other international associations.