Battle for salvation above sets up one of the best major tournaments in the area.
Brothers Grimm regularly has tournaments in selden ny.
http://www.brgrim.com
I order a lot of my models from the warstore in southold, ny.
There is also men at arms that's well known but I've never been there in middle island, ny that's great for buying models.
Brooklyn strategist has a club but not quite in Long Island with tournies.