Fortune | Transocean takes desperate steps as tumbling oil prices hit its bottom line Fortune Newman, who joined the company in 1994, led the Switzerland-based company through the deadly Deepwater Horizon oil spill in the Gulf of Mexico in 2010. Transocean owned and operated the Deepwater Horizon rig that burned and sank during the ... Oil Prices, Ill-Timed Expansion Claim Transocean Chief — Energy Journal Transocean CEO steps down, dividend slashed amid oil slump |