A list of manufacturers of evaporators(in no particular order). Tracking who has been bought by whom is hard for the amateur. Please feel free to add any I have missed. I have not included the smaller backyard producers so there is room for that as well.

Thor, Algier
http://thorinc.ca/indexen.htm

Phaneuf
http://www.maplesyrupevaporators.com/

Leader
http://www.leaderevaporator.com/

Maple Pro, CDL, Dallaire
http://www.cdl-dallaire.com/

Lapierre Waterloo Small
http://www.sugaringequipment.elapier..._en.asp?no=101

Dominion and Grimm (D&G)
http://www.dominiongrimm.ca/en/produits?sectionid=15

GBM
http://www.gbmllc.com/evaporator.html

Grapes
http://www.cvpromos.com/grapesequipment/index.cfm