The Company is involved in the acquisition, ownership, development, redevelopment, management and leasing of regional and community/power 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 "Operating Partnership"). As of December 31, 2018, the Operating Partnership owned or had an ownership interest in 47 regional shopping centers and five community/power shopping centers. These 52 regional and community/power shopping centers (which include any related office space) consist of approximately 51 million square feet of gross leasable area ("GLA") and are referred to herein as the "Centers". The Centers consist of consolidated Centers ("Consolidated Centers") and unconsolidated joint venture Centers ("Unconsolidated Joint Venture Centers"), as set forth in "Item 2. Properties," unless the context otherwise requires.
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, Macerich Arizona Partners LLC, a single member Arizona limited liability company, Macerich Arizona Management LLC, a single member Delaware limited liability company, Macerich Partners of Colorado LLC, a single member 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. All seven of the management companies are owned by the Company and are collectively referred to herein as the "Management Companies."
Financial information regarding the Company for each of the last three fiscal years is contained in the Company's Consolidated Financial Statements included in "Item 15. Exhibits and Financial Statement Schedule."