To complement onshore services, COSL Canada offers offshore fleet services through our parent company. COSL operates and manages the most powerful, largest, and most diverse working and supporting fleet to offshore China platforms.
Geophysical and surveying services
Being a major provider of geophysical and surveying services in offshore China, as well as an important participant in the global geophysical and surveying market, COSL currently owns 7 seismic vessels, 2 undersea cable teams and 7 integrated marine surveying vessels.
As the leading offshore drilling service provider in China and a member of IADC, COSL now operates and manages 36 drilling rigs (27 jack-up rigs and 9 semi-submersible rigs), 2 accommodation rigs, 4 modular rigs and 8 land rigs.
Owning and operating the largest and most comprehensive offshore utility fleet in China and currently has 69 utility vessels, 3 oil tankers and 4 chemical carriers.