Dana Rath,
President, CEO & CFO

Dr. Eleanor Fish,
Senior Technical Advisor

Dr. Jack Gauldie,

John Hyshka,

David F. Masotti,

Barry Markowski,


Dana Rath - President, CEO & CFO

Mr. Rath is a senior financial executive and entrepreneur with extensive experience in biotech and computer software industries. Mr. Rath has over 30 years of experience in advising private and public companies on corporate and legal matters relating to finance, accounting, treasury and taxation and as both a chartered accountant and an attorney brings a well-rounded perspective to management. He is a CPA, CA and holds degrees from McGill University (B.Sc.) and University of Ottawa (LL.B) and is currently the President, CEO & CFO of Defyrus. Mr. Rath has also held positions as the CFO of Iscopia Software, as the Vice-President Finance & Administration of Nexia Biotechnologies and as a tax specialist at both Abbott Laboratories Canada and Ernst & Young.


Dr. Eleanor Fish - Senior Technical Advisor

Dr. Fish is recognized expert in the field of cytokines with a focus on interferon in particular, and she holds the position of Senior Scientist & Division head at the Toronto General Research Institute. Dr. Fish also holds a professorship at the Department of Immunology at the University of Toronto, and is the Canada Research Chair in Women’s Health and Immunobiology. Dr. Fish earned a Ph.D. in Immunology and Cell Biology at the University of Toronto.





John Hyshka - Chairman

Mr. Hyshka joined the Defyrus board of directors in 2009. He is the co-founder, Chief Financial and Operating Officer at Phenomenome Discoveries a bio-technology company that focuses on using metabolomics to develop diagnostics and drugs. Mr. Hyshka has been involved in the Biotechnology industry in Saskatoon for over twenty years, six of them as the Director of Economic Development of the Saskatoon Regional Economic Development Authority (SREDA). John was a founding board member of the Saskatchewan Nutraceutical Network. Following SREDA, John joined Performance Plants Inc. Mr Hyshka then co-founded Phenomenome with his business partner Dr. Dayan Goodenowe. John sits on three private biotech company boards while being a member of Biotech Canada’s emerging company committee. In the past he has sat on the Saskatchewan Government Growth Fund, Saskatchewan Opportunities Corp. and the Business Development Bank of Canada. Mr. Hyshka obtained a Bachelor of Commerce degree from the Univeristy of Saskatchewan.


Dr. Jack Gauldie - Director

Dr. Jack Gauldie established the Fitzhenry Vector Facility at McMaster, a cGMP level facility providing small clinical lots of viral vectors for human trials. He is PI of a major CIHR Team grant in Mucosal Innate Immunity, has published over 350 scientific papers and consults widely in the pharmaceutical industry on aspects of inflammation, immunity and vaccine development. Dr. Gauldie is a Fellow of the Royal Society Canada, a member of the Advisory Board of the Institute for Infection and Immunity of CIHR and was a member of the Research Management Committee of CANVAC, the Canadian Network for Vaccines and Immunotherapeutics. He serves on the scientific advisory board of several companies, is on the editorial board of a number of basic and clinical journals, and is a regular reviewer of grants from Canadian, UK and US agencies. He is a member of the Advisory Board of the Ontario Research Fund, the Ontario Genomics Institute and was Co-Chair of the Medical Review Panel and a member of the Medical Advisory Board for the CIHR Canada Gairdner International Awards. Dr. Gauldie received his B.Sc. from McMaster University and Ph.D. from University College, London, England. Since 1970 has been at McMaster University, Faculty of Health Sciences in the Department of Pathology and Molecular Medicine. He has been University Professor and Chairman of the Department of Pathology and Molecular Medicine for fifteen years and is currently Director of the Institute for Molecular Medicine and Health, and recently was awarded a DSc from McMaster University.

David F. Masotti - Director

Mr. Masotti is a senior executive, corporate director and entrepreneur with extensive experience in a range of industries including telecommunications, aerospace, bio-defense and venture capital.  Mr. Masotti brings considerable operational experience as the former President of Spar Aerospace Systems, Rogers Telecommunications, and Chemtrade Logistics Income Fund and venture capital experience as a Managing Director of Tancho Innovation Capital.  Masotti serves as a Director at Firan Technology Group (TSX:FTG) and COM DEV (TSX:CDV). Previously Mr. Masotti served on the Board of Trustees for Queen’s University, and several other private and public companies. He earned an MBA from the Harvard Business School and a B.Sc. in Electrical Engineering from Queen’s University and was a recipient of the Top 40 under 40 business award.

Barry Markowski - Director

Bio coming soon