Apollo Group, Inc. (NASDAQ: APOL) is an S&P 500 corporation based in the South Phoenix area of Phoenix, Arizona. Apollo Group, Inc., through its subsidiaries, owns several for-profit educational institutions.

The company owns and operates four higher-learning institutions: the University of Phoenix, Western International University, Axia College (of University of Phoenix), the College for Financial Planning, the Institute for Professional Development. It also owns Insight Schools (Online Public High Schools for Washington, Wisconsin, and other locations), and Olympus High School. As of November 2005, the combined enrollment of the four U.S. domestic universities (UOPX, WIU, Axia, CFFP) was approximately 315,350 students. Of these, nearly 90% attend the University of Phoenix, which Apollo describes as "the nation’s largest regionally accredited private university".

As of September 2008 the company also owns and operates Meritus University (Meritus) in Canada. On January 24, 2011, citing how "enrollment will continue to be insufficient to sustain the required quality academic and student service infrastructure we and our students demand", Meritus University announced its closure, with their last classes taking place on March 14, 2011. Additionally, Apollo Group, Inc is the owner of BPP, and joined forces with Carlyle Group for tactical investments in education to expand student base. Apollo also purchased UNIACC college in Santiago, Chile and ULA college in Mexico.

Source: Wikipedia