PT Indal Aluminium Industry Tbk engages in the industry, trade, and services including managing raw materials for aluminum ingots or billets into aluminum extrusion profiles. It operates through the following segments: Manufacturing of Aluminum, Construction Services, Software Services, and General Trading and Investments. The Manufacturing of Aluminum segment produces and distributes aluminum products. The Construction Services segment provides construction works and services for façade design, supply, and installation. The Software Services segment sells enterprise resource planning software including maintenance and repair services. The General Trading and Investments segment trades aluminum products such as stairs, water tanks, and aluminum profiles; and invests in companies related to aluminum and coating industries. The company was founded by Alim Markus on July 16, 1971 and is headquartered in Surabaya, Indonesia.