as ose sdrl nyse sdrl industry oilfield services founded 2005 headquarters hamilton bermuda key people john fredriksen chairman per wulff president and ceo products drilling rig lease and operation revenue us 4.335 billion 2015 1 operating income us 1.019 billion 2015 1 profit us 750 million 2015 1 total assets us 23.470 billion 2015 1 total equity us 9.371 billion 2015 1 number of employees approximately 9 000 2015 1 website www.seadrill.com seadrill is a deepwater drilling contractor which provides drilling services to the oil and gas industry . it is incorporated in bermuda and managed from london . seadrill has operations in angola brunei the republic of congo indonesia malaysia nigeria norway thailand brazil saudi arabia uae united states and the united kingdom . contents 1 current operations 2 history 3 controversies 3.1 bribery allegations 3.2 environmental damage due to rig fire 4 references current operations edit the company operates semi submersibles jack ups and drillships . the company provides quarterly online updates on the status of each rig in its fleet on its website . 2 as of 2015 founder john fredriksen owned 119 million shares of the company . 3 history edit seadrill was incorporated as a bermuda company in may 2005 by the norwegian born shipping tycoon john fredriksen and listed on the oslo stock exchange in november 2005 . in july 2005 it acquired the drilling company odfjell . 4 in september 2006 it purchased a controlling share of smedvig by outbidding noble energy . 5 in 2007 seadrill acquired eastern drilling . 6 in may 2010 seadrill outbid ensco plc for scorpion offshore valuing the company at 567 million . 7 in 2014 seadrill conducted an initial public offering of its north atlantic drilling subsidiary which owns harsh environment rigs . 8 seadrill continued to own 70 % of north atlantic drilling . 9 in 2013 the company sold the majority of its tender rig and semi tender operation to sapurakencana . 10 the company also sold tender rigs t 15 t16 and the west vencedor to seadrill partners llc . 11 in june 2013 seadrill acquired a majority interest in sevan drilling . 12 in september 2013 a financial company heirs holdings made a substantial investment in seadrill s nigerian unit . 13 in november 2014 the company suspended dividend payments as a result of a downturn in the industry . 14 controversies edit bribery allegations edit in 2015 petrobras alleged bribery in the negotiations of rig contracts signed by sevan drilling a subsidiary of seadrill in 2005 2008 . 1 environmental damage due to rig fire edit main article montara oil spill in november 2009 seadrill s west atlas jackup rig which was located on montara field about 690 kilometers offshore of darwin australia caught fire after the field had been leaking oil for ten weeks . the rig was operated by the thai firm pttep . for 74 days gas and oil ran into the timor sea in what was one of the worst environmental disasters in australian history . 15 references edit a b c d e f g seadrill limited sdrl fourth quarter 2015 results pdf . february 25 2016 . seadrill fleet status report billionaire john fredriksen bets 33.5 million more on seadrill s recovery . motley fool . december 9 2014 . seadrill limited consolidated and predecessor financial statements for the periods ending december 31 2005 and 2004 viking attacks . forbes . april 19 2006 . seadrill now controls nearly all eastern shares votes . rigzone . may 21 2007 . seadrill beats ensco in scorpion battle . reuters . may 28 2010 . north atlantic drilling ltd. announces pricing of its initial public offering of its common shares . january 28 2014 . norway s seadrill says to remain top nadl owner . reuters . may 26 2014 . sapurakencana buys 2.9 bln worth of tender rigs from seadrill . offshore energy today . february 11 2013 . seadrill limited sells the tender rig t15 to seadrill partners llc . reuters . may 7 2013 . seadrill gains majority control of sevan drilling . rigzone . june 27 2013 . heirs holdings invests in seadrill for nigerian offshore projects oil review africa august 30 2013 seadrill plunges on dividend suspension as rig market sours . bloomberg . november 26 2014 . six years after the montara oil spill those who suffered most still seek compensation . news.com.au . august 31 2015 . v t e obx companies of norway aker solutions cermaq dnb dno international fred . olsen energy frontline gjensidige golar lng marine harvest norsk hydro orkla petroleum geo services prosafe renewable energy corporation royal caribbean cruises schibsted seadrill statoil storebrand subsea 7 telenor tgs nopec yara see also companies listed on the oslo stock exchange retrieved from https en.wikipedia.org w index.php title seadrill & oldid 714458746 categories companies listed on the new york stock exchangecompanies listed on the oslo stock exchangecompanies established in 2005companies of norwaypetroleum industry in norwaydrilling rig operatorscompanies of bermuda navigation menu personal 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