 Unlike The Ritz-Carlton, Chicago and the Ritz-Carlton Montreal, Hôtel Ritz Paris is not associated with The Ritz-Carlton Hotel Company, instead joining The Leading Hotels of the World.From 1951 to 1975, The Ritz-Carlton Boston had been one of only two Ritz-Carlton hotels in the US.The other was the independently owned Ritz-Carlton Atlantic City which had since been converted to condominiums.