Odfjell Drilling Ltd. is a holding company, which engages through its subsidiaries in offshore drilling, engineering, and well services. It operates through the following segments: Mobile Offshore Drilling Units, Well Services, and Energy. The Mobile Offshore Drilling Units segment operates drilling units. The Well Services segment provides casing and tubular running services, as well as drilling tool and tubular rental services, both for exploration wells, and for production purposes. The energy segment conducts platform drilling contracts for installations in Norway and the UK and provides engineering and inspections services and green technology. The company was founded in 1973 and is headquartered in Aberdeen, the United Kingdom.