Wintermute is Now Recruiting Patients for the ZosterEase Phase Ib Clinical Trial. Read more .

At Wintermute Biomedical, our sole focus is to develop innovative solutions where current medicines are failing.

Who we are

Wintermute Biomedical began with a decade of medical research to find solutions to drug resistant infections. Our scientists found a way to unlock the natural antimicrobial power of fatty acids which are a part of everyday foods. We are a biomedical company based in Melbourne, Australia and Missoula, Montana. Our team have substantial executive backgrounds in medical research, pharmaceuticals, health care, chemical regulation, safety and the commercialisation of scientific research. We work tirelessly to ensure our solutions meets the goals of performance to address unmet needs and safety for human health and the environment.

Meet our executive team and directors

Wintermute Biomedical is driven by an experienced team of healthcare innovators, infectious disease experts and entrepreneurs.

Dr. Thomas Rau

Founder & Chief Executive Officer

Tom is the Wintermute Founder and inventor, with over 20 years experience in scientific research. He specializes in neuroscience and medical microbiology, with a particular focus on multidrug-resistant bacteria.

Paul Field


Paul Field has over 30 years of business development experience across a range of therapeutic areas, and a deep network in the global biopharmaceutical industry. His current roles include corporate advisory positions at Imunexus, Alsonex, Marinova and the Global Antibiotic R&D Partnership (GARDP) headquartered in Geneva. Paul has served on a number of Boards, and he is a Fellow of the Australian Institute of Company Directors (FAICD).

Paul Cohn


Paul is an engineer and investor with a track-record of pioneering and commercializing innovative technologies within the energy and healthcare sectors. With a unique ability to identify and nurture start-up companies, Paul joined Wintermute as the founding investor in 2012.

Dr. Margaret Hartley


Margaret is a highly regarded executive leader and influential strategy and policy analyst with experience in evidence-based policy development and advice to government. She has a reputation for high level innovative and strategic thinking and planning across the public and NFP sectors.

Dr. Alyce Mayfosh

Chief Scientific Officer

Alyce obtained her PhD from the La Trobe Institute for Molecular Science, La Trobe University. She specialises in cancer immunology, molecular biology and cell biology. Alyce is manager of the Shingles scientific program and disinfectant characterization.

Carolyn Riska

Operations Manager

Carolyn has a Science Degree consolidated by 15 years in varied commercial roles within the pharmaceutical industry. She spent 10 years building a highly successful private mobility aids equipment business which was acquired in 2019 by a private equity investor. Carolyn brings a strength of operational and commercial expertise.

Robert T Goodman


Bob Goodman is an investor and joined the Wintermute board in November 2020. He has been a mathematics instructor and a practicing attorney concentrating in the fields of personal injury and medical-related litigation.

Meet our advisors

Wintermute Biomedical is surrounded by world leading experts in microbiology, antimicrobial resistance, infectious disease and medicine.

Prof. Myron Levin

Clinical Advisor

Prof Levin studies the immune response to herpes virus infections and methods of treating and preventing such infections, including antiviral therapy and active immunization. He does basic research on the nature of latency of herpes viruses in human neurons. A vaccine to prevent shingles in elderly individuals has been developed and licensed through his clinical research, and further investigations of this vaccine are in progress.

He is a Fellow of both the Infectious Diseases Society of America and the Pediatric Infectious Disease Society.

Prof. Tony Cunningham

Clinical Advisor

Prof Anthony (Tony) Cunningham, AO, FAHMS, MD, FRACP, FRCPA, FRSN is a highly experienced viral immunologist, infectious diseases clinician and scientist, well known internationally for his research on the immunology of HIV and herpesviruses, his work on vaccine development and trialling, especially for shingles and herpes, and as an antiviral expert.

Prof Cunningham has been a longstanding global consultant to GSK, Seqirus, and Merck on vaccines in the ageing and for shingles and herpes and recently to Moderna and Novavax for COVID vaccines.

A/Prof. Steven Tong


Steven is an infectious diseases clinician researcher based at the Royal Melbourne Hospital and the Doherty Institute. His key achievements include the discovery and naming of two new species of Staphylococcus, and leading international-recognised clinical trials in infectious diseases. He is passionate about applying cutting edge science to improve the treatment of bacterial infections.