CENTURY 21 First Choice Realty is a full-service real estate agency that deals in the buying and selling of residential and commercial properties. With a presence in Portland, Maine, the company provides a variety of mortgage and relocation services. It also operates offices in Standish and Gorham, Maine. CENTURY 21 First Choice Realty 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 is comprised of 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.