Transocean Ltd. / Transocean Ltd. Provides Fleet Status Report . Processed and transmitted by Thomson Reuters ONE. The issuer is solely responsible for the content of this announcement.

ZUG, SWITZERLAND--(Marketwire - January 16, 2012) - Transocean Ltd. (NYSE: RIG:
http://marketwire.com/news_room/stock?ticker=RIG) (SIX: RIGN) today issued an updated Fleet Status Report which provides current status and contract information for the company's entire fleet of offshore drilling rigs. This Fleet Status Report also includes additional information regarding certification of well control equipment. The report can be accessed at www.deepwater.com:
http://www.deepwater.com by clicking on the Fleet Status Report link found in the toolbar.

Forward-Looking Statements
Statements regarding the estimated duration of client contracts, contract dayrate amounts, future contract commencement dates and locations, planned shipyard projects and other out of service time, as well as any other statements that are not historical facts in the report, are forward-looking statements that involve certain risks, uncertainties and assumptions. These include but are not limited to operating hazards and delays, risks associated with international operations, actions by customers and other third parties, the future prices of oil and gas and other factors detailed in the company's most recent Form 10-K and other filings with the Securities and Exchange Commission. Should one or more of these risks or uncertainties materialize, or should underlying assumptions prove incorrect, actual results may vary materially from those indicated.

About Transocean

Transocean is the world's largest offshore drilling contractor and the leading provider of drilling management services worldwide. With a fleet of 134 mobile offshore drilling units, excluding two Ultra-Deepwater Drillships and four High-Specification Jackups under construction, Transocean's fleet is considered one of the most modern and versatile in the world due to its emphasis on technically demanding segments of the offshore drilling business. Transocean owns or operates a contract drilling fleet of 50 High-Specification Floaters (Ultra-Deepwater, Deepwater and Harsh-Environment semisubmersibles and drillships), 25 Midwater Floaters, nine High-Specification Jackups, 49 Standard Jackups and one swamp barge.

For more information about Transocean, please visit our website at www.deepwater.com:
http://www.deepwater.com.

Analyst Contacts:
 Thad Vayda
+1 713-232-7551

Chris Kettmann
+1 713-232-7420

Media Contact:
Guy A. Cantwell
+1 713-232-7647



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(ii) they are solely responsible for the content, accuracy and originality of the
information contained therein.

Source: Transocean Ltd. via Thomson Reuters ONE
HUG#1578034

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