Our People

Agritechnology is a small close-knit company with very dedicated and specialist staff, most have degrees and higher degrees in their areas of expertise. Agritechnology relies on the important contribution of staff to undertake such a broad range of activities.

Agritechnology Senior Staff

David MacLennan
Chairman & Co-founder
B.Sc. UNSW (Chemistry, Biochemistry)
M.Sc. UNSW (Biochem, Chem Eng)
Ph.D. London (Microbiology)
Australian Institute of Food Science and Technology (MAIFST)
Royal Australian Chemical Institute (MRACI C.Chem.)
Australian Society of Viticulture and Oenology (MASVO)David has a Masters in Biochemistry and Doctorate in Microbiology. He was director of the Australian CRC for Aquaculture, sat on the NSW CSIRO Advisory Committee and consulted to the UN and multinational corporations on biotechnology and waste treatment. With 25 publications and patents, David has a strong track record in biotechnology, fermentation, and agri-product/food processing chemistry and engineering.

Don MacLennan
Managing Director

B. Man (U. Sydney)
M.Sc. Tech. Comm. (U. Adelaide)

Australian Institute of Company Directors (MAICD)
Australian Institute of Food Science and Technology (MAIFST)
Australian Society of Viticulture and Oenology (MASVO)

Don has specialist project management skills and expertise in identifying and evaluating new technology-based agribusiness projects.

Don has helped guide projects through technical development to commercialisation, and constructed and commissioned pilot plant and production facilities. He has a thorough understanding of compliance and industry regulations.

Polly MacLennan

B.Sc. (Hons), University of Reading, UK

Polly has 30 years’ experience in microbiology R&D and management including with Bayer in the UK, Commonwealth Serum Laboratories (CSL) in Melbourne, Techno-Proteins Pty Ltd and Biotechnology Australia Pty Ltd.

Polly is a specialist in yeast and solid-state fermentation technology. At Techno-Proteins, she was involved in the development and worldwide patenting of a novel solid-state food fermentation product similar to minced beef.

Michele Stansfield
General Manager

BSc Hons Molecular and cell biology
PhD Candidate, veterinary science

Michele is responsible for Agritechnology’s commercial operations, managing a small and versatile team overseeing operational activities. She also manages regulatory and compliance areas for Agritechnology customers and for Agritechnology-developed technologies.

Michele is involved in ensuring clients are provided with research that respects the key principles of GLP and where applicable food and feed safety, GMP, and the ongoing regulatory and quality pathway. Michele has a background in animal vaccines and fermentation, and she has developed a suite of process documentation to transition R&D to industrial performance.

Graham Hobba
R&D Manager

Ph.D. University of Adelaide, Australia
B.Sc. (Hons), University of Sydney, Australia

After 12 years in Europe with a leading biotech company, Graham returned to Australia to head the Agritech R&D team. Graham is a skilled R&D manager with expertise in marketing and business development; he excels in communicating technical information to clients.

Graham specialises in protein chemistry and molecular biology, and has strengths in project management, technical problem solving, ideation and simplifying complex tasks. Well known in the industry in Australia and internationally, he brings a wealth of experience, process and rigour to the company.

Cheryl Pope

GradDipAnimSc, University of Sydney
MComclsnScTech, University of Adelaide
MSc, MBA, University of Central Queensland
BEc, The University of Queensland
BSc (Psych & Microbiology), Flinders University

Cheryl has extensive knowledge and practical experience in primary production and agricultural innovation, as well as project management and general managerial skills.

Judy Treavors
Administration Manager


A highly experienced accountant, Judy has been working with Agritechnology and its associated companies for more than 10 years. She has built effective systems within the organisation and provided excellent guidance in preparing the annual accounts. Judy has also filled company secretary and back office roles for the various businesses operated by the Agritechnology group.