ABSTRACT In providing clean water in Batam City, clean water management is carried out by the Regional Drinking Water Company (PDAM), which is named PT. Adhya Tirta Batam (ATB). Initially PT. Adhya Tirta Batam is a consortium consisting of Biwater International Limited, PT Bangun Cipta Kontraktor and PT Syabata Cemerlang. Initially, the provision and management of clean water in Batam was carr…