David MacKinnon, a native of Prince Edward Island, was awarded a Bachelor of Arts degree (honours economics) from Dalhousie University and an MBA from York University.
He was awarded a Centennial Fellowship by the Canadian Imperial Bank of Commerce and York University to study at York, Harvard, and Oxford Universities as well as the European Institute of Business Studies. Mr. MacKinnon served as Director, Planning and Economics and Executive Director, Development Strategy in the Nova Scotia Department of Economic Development from 1976 to 1981. He later served in several senior capacities in the Ontario Public Service, the Bank of Montreal, and as CEO of the Ontario Hospital Association from 1996 to 2003. Mr. MacKinnon is a Public Member of the Council of the Ontario College of Physicians and Surgeons and is the Chair of its Finance Committee and a member of its Executive, Complaints, and Outreach committees. He serves on several Boards of Directors, including the West Park Health Centre. He recently finished his five-year term on the Standards Council of Canada and was subsequently elected to the board of the Canadian Standards Association. He has advised the Ontario Chamber of Commerce and other Ontario organizations on fiscal federalism issues particularly on the impact of regional subsidies on recipient and source provinces.