Dickson Amyotte Group of Sotheby's International Realty Canada Local, National & International. With over 270 years of history that date back to the opening of the Sotheby’s Auction House in 1744, the Sotheby’s name has earned notoriety as a marketer of the world’s most valuable and prestigious possessions. At Sotheby’s International Realty Canada, we are deeply committed to offering the highest level of service, discretion and ethical standards, in the time-honoured tradition of Sotheby's. Although the name Sotheby's is synonymous with with luxury, and we do facilitate the purchase and sale of some of the worlds most expensive properties, we believe that luxury is about an experience, not a price-point. We offer the highest level of service regardless of your homes price-point of neighborhood.