Providing sound technical advice is becoming more relevant as sustainable and efficient livestock production increases in importance. Our talented team of nutritionists provide tailored formulations for pigs, beef, sheep, dairy, layer and meat poultry that suit a wide range of farming systems and operations.
As an Alltech® company, we can provide added benefits to our customers by giving access to innovative products and programs developed through cutting edge, peer reviewed research and trial work within the industry.
Contact us to be put in touch with one of our nutritionists or call (08) 8524 8150.
Rohan Wundke, Technical Manager
Rohan grew up on a mixed farming operation in South Australia. He holds a degree in Applied Science (Ag), has been with the business since 1993, is part of the executive management team and holds industry roles within Pork SA and the SFMCA. His experience includes developing tailored formulations and on-farm advice for farmers with an emphasis on pig nutrition and management.
Cassie Dickson, Nutritionist
Cassie commenced with us in 2012 after completing a bachelor degree in Animal Science from the University of Adelaide. Cassie has also completed her honours degree. Cassie primarily focuses on pig nutrition.
In 2022, Cassie welcomed a baby boy to her family.
Sophie Thomson, Nutritionist
Sophie commenced as a graduate nutritionist with Alltech Lienert in January 2015 after completing her degree in Agricultural Science at the University of Adelaide. Her experience includes providing nutrition advice for cattle, sheep and pig farmers across Australia.
In her spare time, Sophie enjoys competitive horse riding, equestrian vaulting, camping and travelling with her partner and son.
Gabby Brooke, Nutritionist
Gabby holds a Bachelor degree in Agricultural Science, Honours in Animal Science and a Masters degree in pig nutrition. Gabby’s experience includes managing the Pig and Poultry Production Laboratory at SARDI, Roseworthy, Senior Technical Services and Sales Manager with Boehringer-Ingelheim Animal Health, Business Development for Vaucluse and Animal Production Services and then Technical Services Manager for APIAM Animal Health Swine Services. Gabby has 20 years experience in the Australian Pig Industry and joined Alltech Lienert as a livestock nutritionist in 2020.
Gabby is a mum to 2 children and owns and manages her Kalahari Red goat stud in the Barossa Valley and enjoys the outdoors and renovating.
Theo Olivier, Nutritionist
Theo holds an MSc degree in Agricultural Science from the University of Stellenbosch in South Africa. His formulation experience includes 4.5 years at a poultry integrator and 5 years at a premix manufacturer in South Africa. Theo was fortunate to also spend 3 years working for an international animal nutrition company in France. Most of his experience lies in poultry, but he also enjoys working with swine. Theo enjoys working with customers on evaluating cost effective solutions and how to maximise farm performances.
In his free time Theo enjoys traveling, being outdoors, drinking coffee and spending time with his wife and son.
Matt Grycewicz, Nutritionist
Matt holds a Bachelor degree in Animal Science from the University of Adelaide. While studying, Matt took up an interest in livestock health and nutrition, and started with Alltech Lienert in 2018 as part of the operations team. In 2022 Matt joined the Nutrition team and has taken on various roles covering monogastric and ruminant nutrition, as well as sample testing and operations support.
Matt resides in the Barossa valley, and in his spare time he enjoys building, renovating, and spending time with family and friends.
Hannah Starick, Graduate Nutritionist
Hannah graduated with a degree of Agricultural Science from the University of Adelaide in 2024. She discovered her passion for animal nutrition after undertaking work placement with Alltech Lienert earlier that year. Since completing her university degree, she gained experience in premix formulation before joining the Alltech Lienert team in June 2025. Growing up on a mixed broadacre and pig farm, Hannah has always had a love for all things agriculture, and is excited to expand her knowledge.
Andreas Kocher, Regulatory Manager
Andreas Kocher coordinates regulatory affairs across Oceania. Since joining Alltech in 2004, Andreas has been involved in Technical product support and research coordination in Europe and Asia as well as regulatory affairs. He received his Masters in Animal Production from the ETH-Zurich in Switzerland and his PhD from the University of New England, Australia.
Tamara Nicolle, Quality Coordinator
Tamara has a Bachelor of Science from Flinders University with close to 20 years as a mine geologist in the mining industry working with a range of commodities. In addition to this she is a trained Laboratory Technician in the food and wine industries, qualified in HACCP, and has worked in many different regions in Australia including the NT, WA and SA. She has a passion for Quality and brings a wide range of knowledge and experience to Alltech Lienert and the wider Alltech community. Tamara joined Alltech Lienert in April 2025 and looks forward to any challenge thrown her way.
