Half the walls on the eighth floor of the Granadi Building in the business district of Kuningan, South Jakarta, are adorned with photos of oil and natural gas operations. There are pictures of gleaming oil pipelines, huge refineries, towering offshore rigs with flames shooting from their tall flues, and an assortment of tankers and other ships.

This is the head office of PT Humpuss Intermoda Transportasi, a pioneer in the liquefied natural gas (