Welcome!
To open up the world of airsoft in Canada after your arrival, your first order of business is to get age verified if/when your are 18 and read over the many FAQs here so you can see how we do things in the Great White North.
As for Teams, there is a forum on ASC specifically for that:
http://www.airsoftcanada.com/forumdisplay.php?f=67
Cheers!