PT Tri Banyan Tirta Tbk (ALTO) was established in 1997 and is engaged in the mineral water business. The company produces ALTO Natural Spring water as a local mineral water brand from factories in Sukabumi, Temanggung, Mojokerto, Pandaan, and Banyuwangi. Besides Alto, the company also produces other brands, such as Total mineral water and Total 8+ alkaline water. The company has two subsidiaries, namely Tirtamas Lestari and Delapan Bintang Baswara. The head office address is on Pasir Dalem Village, Babakan Pari, Sukabumi, West Java.