ATN Holdings, Inc., together with its subsidiaries, engages in the real estate, land development, energy, health, and medical care businesses in the Philippines. The company operates through Real estate leasing and Aggregates segments. It owns and develops a 48 storey Summit One Tower and an adjacent 6 storey parking building located in Mandaluyong city; and a subdivided residential land in Pasig city. In addition, the company owns a 1.3 hectare commercial property, which contains a 3 storey commercial building with usable area of 3,000 square meters located in San Fernando, Pampanga, as well as rents and sells condominium units and residential land. Further, it develops and rents residential properties in Pasig City, as well as involved in the solar PV power generation project with an installed capacity of 30 MW located in Rodriguez, Rizal, as well as invests in property and stocks. Additionally, the company produces and sells rock aggregates. The company was formerly known as Jabpract Mining and Industrial Corporation and changed its name to ATN Holdings, Inc. in March 1996. ATN Holdings, Inc. was incorporated in 1961 and is headquartered in Mandaluyong, the Philippines.