Premier Shopping Center Developer in the Valley of the Sun. Subsidiary of Macerich, one of the nation's largest owners, operators and developers of major retail properties. Key markets include Arizona, California, the New York City metropolitan area, and suburban Washington, D.C., within an expansive national footprint. Macerich's dynamic portfolio includes some of the country's highest-performing shopping centers, including Tysons Corner Center in Fairfax County, Va., Queens Center in New York City, and Scottsdale Fashion Square in Arizona. Total gross leasable area at 72 centers exceeds 76 million square feet.