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Appointee Biographies

Investment Advisory Committee of the Public Guardian and Trustee


June Ntazinda is Founder and former President and CEO of 13 Advisors Inc. She is also a former Executive Vice-President of TE Financial - TE Financial Investment Counsel. Her community involvement includes serving as an investment committee member of the Toronto General and Western Hospital Foundation and a former board member of the United Way of GTA. Ms. Ntazinda holds a Bachelor of Arts degree in Economics and a Master of Business Administration degree in Corporate Finance and International Business from York University.


Maureen Stapleton is an Associate Professor, Teaching Stream at the Rotman School of Management and a former institutional portfolio manager. Her community involvement has included serving as Director and Program Chair of Chartered Financial Analysts of Toronto. Ms. Stapleton holds a Master of Business Administration degree and a Master of Science degree from the University of Toronto, and a Bachelor of Science degree from Memorial University of Newfoundland. She is a CFA charterholder.


Stephen Sisokin is Portfolio Manager and Chief Compliance Officer at Howard, Barclay & Associates Ltd. He is also a former Financial Advisor at BMO Nesbitt Burns. Mr. Sisokin's community involvement includes serving as a board member and Treasurer of AWB Charitable Foundation, an English teacher with Pueblo Ingles and a former board member of Halton's Children's Aid Foundation. He is a member of the Institute of Chartered Accountants of Ontario, the Canadian Institute of Chartered Accountants and Portfolio Managers Association of Canada. He holds a Bachelor of Commerce degree and a Master of Business Administration degree from the University of Windsor.


Elke Rubach is the Founder of Rubach Wealth, providing wealth and estate planning, insurance and asset management to clients. Former employment includes oversight of trading compliance within the The Bank of Nova Scotia. Community involvement includes founding "Fashion Heals" (in Support of Sick Kids) as well as serving as an Advisor to Sick Kids Foundation. Education includes a LLM from the London School of Economics.


is Managing Director, Public Markets at Investment Management Company of Ontario (IMCO). Tanya has responsibilities for public market assets with a focus on strategy research & implementation, portfolio construction, manager selection- managing across public equities and credit. Tanya serves as a board member on the Toronto Investment Board. Tanya has an MBA from University of Toronto Rotman School of Management, Bachelor of Commerce (Honours) from University of Toronto, and is a CFA charter-holder (Toronto CFA Society).


is a Professor at York University Schulich School of Business, teaching investment courses in both the Bachelor and the Master of Business Administration programs. He is a former Senior Consultant at AON Consulting and a former Senior Principal, Chief Compliance Officer and Portfolio Management Team Leader at Perigee Investment Counsel Inc. Mr. Yu's community involvement has included serving as past Chair of Youth Employment Services, past board member of St. John Ambulance and Big Sisters of Oakville and as a member of the McGill University Principal's Regional Advisory Board (Toronto). He holds both Master and Bachelor degrees in Electrical Engineering from McGill University.


Chris Kautzky is currently the Chief Investment Officer for the Ontario Pension Board (OPB), having joined OPB in early 2019. Prior to joining OPB, Chris was a Partner at Aon. His community involvement includes serving as a Director for the North Shore Triathlon Club.