For over 70 years, COS has prided itself on its commitment to providing
customers with unparalleled service and superior products.
Founded in 1951 by Fred and Judith Hochstadter, with the specific goal of
offering something truly innovative to independent eye care professionals in
Canada, and based in Montreal, COS is a family-run business that represents a
wide variety of high-quality frames. They are also Silhouette's exclusive
Canadian distributor since the brand was established in 1964.