Dr. Yanyun Huang, BAgr (Vet Med), MSc, PhD, DACVP - Chief Executive Officer (CEO)
yanyun.huang@pds.usask.ca
Dr. Huang earned his veterinary degree in China before relocating to Canada in 2005 to pursue advanced graduate studies in veterinary pathology and swine health. Following the completion of his PhD, he joined Prairie Diagnostic Services in 2013 as an anatomic pathologist. He is certified by the American College of Veterinary Pathology. In 2019, Dr. Huang was appointed Chief Executive Officer, where he now provides strategic leadership to ensure the delivery of client-focused and innovative diagnostic solutions for veterinarians, producers and animal owners.
Brent Isaak, Director of Finance and Operations, CPA, CGA
brent.isaak@pds.usask.ca
Brent Isaak obtained his CPA, CGA in 2015 and has a strong interest in utilizing technology to enable dynamic financial analysis. He believes integrating technology with strong business practices drives success in the near long term. When he is not interpreting financial trends, he enjoys going on adventures with his kids and dogs, motorcycling, and playing guitar.
Dr. Lilani I. Munasinghe, BVSc, MVetSc, DACVP (Clinical Pathology), Lead Diagnostician, Veterinary Clinical Pathologist, Adjunct Professor
lilani.munasinghe@usask.ca
Dr. Shanika Kurukulasuriya, BVSc, PhD, MVetSc, DACVP, Veterinary Clinical Pathologist, Adjunct Professor
shanika.kurukulasuriya@usask.ca
Shanika is a veterinary graduate (BVSc) from the University of Peradeniya, Sri Lanka. She earned a PhD in the Department of Veterinary Pathology at the Western College of Veterinary Medicine, University of Saskatchewan. Motivated by a strong passion for veterinary diagnostics, Shanika further completed the Clinical Pathology residency program (MVetSc) at the same institution and became a board-certified clinical pathologist as of September 23, 2025.
Shanika recently joined Prairie Diagnostic Services as a Veterinary Clinical Pathologist and looks forward to advancing veterinary diagnostics through high-quality clinical pathology.
Dr. Steve W. Mills, DVM, DACVP, Veterinary Clinical Pathologist
Dr. Ruwani Karunarathna, BVSc, PhD, DACVM, Veterinary Microbiologist, Adjunct Professor WCVM
ruwani.karunarathna@pds.usask.ca
Ruwani earned her Veterinary degree from the University of Peradeniya, Sri Lanka, in 2012. She completed her Ph.D. in Veterinary Pathology at the Western College of Veterinary Medicine (WCVM) in 2019, where her research focused on the pathogenesis of Enterococcus and Escherichia coli co-infections in embryos and neonatal chickens. With a strong passion for diagnostic microbiology, she joined Prairie Diagnostic Services (PDS) during her graduate studies and achieved diplomate status in bacteriology and mycology from American College of Veterinary Microbiologists in 2022. As a postdoctoral fellow (2022–2025), she worked on validating a metagenomic approach for identifying Salmonella serovars in poultry fluff. Her ongoing interest lies in improving and decentralizing Salmonella diagnostics across Canada through innovative and effective diagnostic solutions. In 2025, she joined PDS as a microbiologist, where she currently oversees the Bacteriology and Molecular Diagnostics sections. She also serves as an adjunct professor in the Department of Veterinary Pathology at WCVM, actively contributing to graduate research and teaching. She is particularly interested in applied research that advances diagnostic tools and services at PDS. Outside of work, she enjoys spending time with her family, including her two young children, Kate and Kenneth.