Davidson Hearing Aid Centres Ltd. Canada, Ontario, Ottawa 613-714-9697 robbie@davidsonhearingaids.com;office@davidsonhearingaids.com
ErinoakKids Centre for Treatment and Development Canada, Oakville, Ontario 905-855-2690 jpeden@erinoakkids.ca; mramondino@erinoakkids.ca
Grey Bruce Audiology Inc. Canada, Ontario, Owen Sound 519-376-6558 albert.marshall@hearrightcanada.ca