Company Story
1953 - Transocean Ltd. was founded as Sonat Offshore Drilling Inc.
1979 - The company changed its name to Sonat Offshore Drilling Inc.
1993 - The company acquired the offshore drilling assets of Sedco, Inc.
1999 - The company changed its name to Transocean Sedco Forex Inc.
2000 - The company acquired R&B Falcon Corporation.
2007 - The company changed its name to Transocean Ltd.
2010 - The company acquired GlobalSantaFe Corporation.
2011 - The company acquired Aker Drilling.
2018 - The company acquired Ocean Rig UDW Inc.