Business Book keeping and accounting Canada

I am looking for an experienced bookkeeping and accounting professional to help manage my business in Canada. I need a person who has extensive knowledge and experience in this area. The services I am requesting include bookkeeping, accounting and tax preparation. I am looking for either a monthly or annual service, or a one-time project, depending on which is most beneficial for my business. It is important to me that the individual I choose is knowledgeable and well versed in Canadian business bookkeeping and accounting regulations.