 It is composed of 112 colleges organized into 72 districts, serving a student population of over 2.9 million.The system also provides the education certification, basic training, and some advanced training to all police officers, fire fighters and Emergency Medical Tech's in the state either directly (via on campus academies) or indirectly (via affiliations with police / sheriff department's and fire department's "in house" academies).Notable private universities and colleges include Stanford University, the California Institute of Technology (Caltech), the University of Southern California (USC), Pepperdine University, Santa Clara University, Loyola Marymount University, the University of San Diego (USD), the University of San Francisco (USF), Chapman University, the University of the Pacific, University of La Verne, the Claremont Colleges, Soka University of America, Thomas Aquinas College, Occidental College, Whittier College, and Westmont College.