They're the co-owners of Camellia-Sinensis, a tea salon and tea importer here and in Quebec City - and with their own line of teas sold all around the province.
Each spring - just as the last year's supplies of tea are disappearing - the four tea tasters fan out across Asia, in search of more. They're currently globetrotting in China, Japon, India and Taiwan.
Kevin Gascoyne is the Darjeeling and black tea specialist of the group.
We reached him in the capital of Sri Lanka, Colombo.