Yes, the government of Alberta has a website available for those individuals wanting to open a small business or are currently operating a business in the province of Alberta: http://www.programs.alberta.ca/Business/IndexB.aspx?N=772
In addition to Alberta tax information, it contains information about starting a business as well as closing a business in Alberta, small business grants, business registration and licenses, business forms and more.
Another interesting web page sponsored by the Alberta government is http://alis.alberta.ca/ec/wo/small-bus.html . It provides useful information and tips on self-employment and small business, including resources on starting a business and growing your existing business.