Become a Member

Now you can use your credit card or PayPal account to pay for your CSOS membership. Additional Options
Just one of the ways we are making it easier for you to join!

* The membership year runs from January 1st to December 31st of each calendar year.

Sign up for a 1-Year Membership*
 2018 RatesFREE! $85 CDN $300 CDN 

Alternative Payment Option: