GMA Network, Inc., commonly known as GMA, is a Filipino media company based in Diliman, Quezon City, Philippines. It is primarily involved in radio and television broadcasting, with subsidiaries dealing in various media related businesses. The majority of its profits are derived from publicity and marketing incomes associated to television distribution. GMA is the largest media company in the Philippines in terms of market capitalization, net income, revenue, reach, audience share and number of stations.