Complex sentence: Founded by Harry Rosen in 1954, as single 500-square-foot store in Cabbagetown, Toronto 16 stores across the country with a 35 percent share of the national market in high-end men's wear.
Split into simpler sentences: Founded by Harry Rosen in 1954, as single 500-square-foot store in Cabbagetown, Toronto. It has become a chain of 16 stores across the country with a 35 percent share of the national market in high-end men's wear.