coal mining pt thiess. Indonesian Coal Book / Indonesian Coal Book / viii page Dharma Puspita Mining, PT 238 Dianrana Petrojasa, PT 239 Diva Kencana Borneo, PT. More Price. Thiess. Thiess, South Brisbane, Queensland 85,727 likes 572 talking about this We are the worlds leading mining services provider with 24 mines across six.Coal mining contractors in Indonesia. Currently there are 116 companies operating as mining contractors offering contracting service for 60 coal producers in the country. Among the main contractors of coal mining are PT. Darma Henwa, Tbk, PT. Pama Persada Nusantara, PT. Thiess Contractors Indonesia, and PT. Bukit Makmur Utama Mandiri.