Macerich Co was organized as a Maryland corporation in September 1993. The Company is involved in the acquisition, ownership, development, redevelopment, management and leasing of regional and community shopping centers located throughout the United States. The Company is the sole general partner of, and owns a majority of the ownership interests in, The Macerich Partnership, L.P., a Delaware limited partnership. The Company is a self-administered and self-managed real estate investment trust (REIT) and conducts all of its operations through the Operating Partnership and the Company's management companies, Macerich Property Management Company, LLC, a single member Delaware limited liability company, Macerich Management Company, a California corporation, Westcor Partners, L.L.C., a single member Arizona limited liability company, Macerich Westcor Management LLC, a single member Delaware limited liability company, Westcor Partners of Colorado, LLC, a Colorado limited liability company, MACW Mall Management, Inc., a New York corporation and MACW Property Management, LLC, a single member New York limited liability company. There are numerous owners and developers of real estate that compete with the Company in its trade areas. There is also increasing competition from other retail formats and technologies, such as lifestyle centers, power centers, internet shopping and home shopping networks, factory outlet centers, discount shopping clubs and mail-order services. In connection with the Company's ownership, operation, management, development and redevelopment of the Centers, or any other centers or properties it acquires in the future, it might be potentially liable under these laws and might incur costs in responding to these liabilities.