Founded in 1957, CENTURY 21 Rise/McIlrath is a real estate agency that serves the Allison Park, Aspinwall, Brentwood, Broughton, Carnegie, Caste Village, Clairton, Crafton and Dormont communities in Pennsylvania. The company deals in the residential and commercial sales and buying of properties. Located in Pittsburgh, it is a part of Century 21 Real Estate, which is the franchisor of one of the world s largest residential real estate sales organizations. The parent company provides training, management, administrative and marketing support. It comprises more than 8,300 independently owned and operated franchised broker offices in over 50 countries and territories worldwide. Century 21 Real Estate is a subsidiary of Realogy Corporation, which is a global provider of real estate and relocation services.