IBISWorld is a great tool to access and understand market research information and business environment profiles. It provides independent research on hundreds of industries in Canada and the United States, and organizes it into statistics, analyses, forecasts, major industry participants, and more.
"Financial Performance Data provides access to more than 1000 industries across Canada, including more than 30 performance benchmarks to help small businesses determine how they measure up to their competitors." - Innovation, Science and Economic Development Canada
Find the NAICS code for your proposed business. Use the code in combination with Industry Canada databases to find data such as: selected revenue/expense items; balance sheet; financial ratios; and profitable vs. non-profitable business.