Recycling computing equipment in Canada
HP has a free recycling program (limit 5 computers), but you have to pay for shipping:
https://h20212.www2.hp.com/recycle/canada.asp
Dell doesn’t really show pricing:
http://www1.ca.dell.com/content/topics/global.aspx/services/en/form_ars?c=ca&cs=cadhs1&l=en&s=dhs
IBM/Lenovo recycling seems to be missing from their website now.