No. 23: Macerich
Global total: 73 million sq. ft.
Headquarters: Santa Monica, Calif.
Chief executive: Arthur M. Coppola
Retail property giant Macerich is a real estate property trust (REIT) that leases space in regional malls around the country. The company's portfolio includes Queens Center in New York, Tysons Corner Center outside Washington, and Scottsdale Fashion Square in Scottsdale, Ariz., according to macerich.com. Chief Executive Arthur Coppola joined Macerich in 1976 and took it public in 1994.