Bakestone Brothers Gluten-free Rice Tortillas. This brand carries the CCA trademark. The Canadian Celiac Association is a volunteer-based, federally registered charitable organization with its national office in Mississauga, Ontario. It was founded in 1972 with financial assistance from the Kaufman Foundation. The association was started by two women from Kitchener, Ontario, who, from personal experience, recognized vital needs of people suffering from the disease. In Canada, products in the GFCP carry the CCA endorsed GFCP certification trademark.