Hallin Marine, a Superior Energy Services company, has announced that its SOV Windermere subsea operations vessel is providing offshore support services in the Maleo gas field off Madura, East Java. Operating on behalf of a major Indonesian oil company, the Windermere is engaged in a wide range of testing and platform support operations. These include repair and maintenance of subsea gussets, underwater welding of gusset plates and grouting work on mobile offshore production unit (MOPU) legs. A central element of the project is the Windermere's integral 15-man saturating diving facility.