-A&M Wood Specialty in Cambridge. Excellent selection and service.

-A little more pricey than A&M, two blocks from the Lee Valley in Burlington:

Exotic Woods 2483 Industrial St., Burlington, Ontario Canada L7P 1A6 Phone: (905) 335-8066 Fax: (905) 335-7080 http://www.exotic-woods.com/index.html

My first stop. A good selection of domestics, some imports (e.g. Purple Heart, Lace Wood), turning blanks, Baltic Birch ply.

McQueen Custom Cuts 473 Netherby Rd Welland, ON
905-714-9350
877-480-1628 http://www.mcqueenlumber.on.ca/index.htm

Can't find the link, this guy sounds good:

the Wood Shed
905-957-3933 Beamsville area