Business and Professional Women’s Club Canada
http://www.bpwcanada.com/ 
The Canadian Federation of Business and Professional Women's Clubs (CFBPWC), known worldwide as BPW Canada, is the national organization in Canada whose primary concern is the education, employment and economic status of employed women. It has affiliates in various cities across Canada.

Industry associations provide excellent opportunities to build a network of contacts in Canada. Some associations post jobs for members online and provide chapter events to foster relationships within a particular community. Many associations have provincial offices or affiliated associations located in major cities throughout Canada.

Canadian Banker Association
http://www.cba.ca 
Established in 1891, the CBA is the main representative body for banks in Canada and the country’s oldest industry association. All chartered banks are eligible for membership and currently all domestic and virtually all foreign banks doing business in Canada are members.

This is just a sample of what you'll find in the complete guide.