Toll Offshore Petroleum Services (TOPS) is the owner-operator of the premier offshore supply bases at Loyang (Singapore) and Sattahip (Thailand). TOPS Loyang Offshore Supply Base is the region's total integrated offshore oil and gas hub operating on a 24/7 basis.
 
A one-stop resource centre for oilfield services, equipment and supplies. Companies utilizing the Base are able to leverage significant business synergies with over 100 oil and gas companies in the Base, in terms of efficiency, economic and convenience.
 
This enhances their ability to support offshore and onshore oil and gas exploration, as well as development and production activities, throughout the Asia Pacific region.