CENTURY 21 M&M and Associates offers a range of property buying and selling services in the Central Valley region of California. It provides a variety of properties, including mobile homes, land lots and commercial buildings. The company was founded in 1994 by John N. Melo and Larry A. Matos. CENTURY 21 M&M and Associates is affiliated with Century 21 Real Estate, one of the world's largest residential real estate organizations that offers services through more than 8,000 independently owned and operated offices. Century 21 Real Estate offers services in more than 50 countries located in North America, Latin America, Europe, the Middle East and Asia. CENTURY 21 M&M and Associates maintains a location in Stockton, Calif.