Transocean Ltd. Provides Fleet Status Report

Transocean Ltd. / Transocean Ltd. Provides Fleet Status Report processed and transmitted by Hugin AS. The issuer is solely responsible for the content of this announcement. ZUG, SWITZERLAND--(Marketwire - July 15, 2010) - Transocean Ltd. (NYSE: RIG) (SIX: RIGN) today issued an updated Fleet Status Report covering the company's 139-unit offshore drilling fleet. Drilling rig status and contract information on the company's offshore drilling fleet has been condensed into the Transocean Fleet Status Report, which is available through the company's web addresswww.deepwater.com. The report can be accessed from the home page of the web address by clicking on the Fleet Update Report link found in the toolbar. 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. Transocean, Ltd. is the world's largest offshore drilling contractor and the leading provider of drilling management services worldwide. With a fleet of 139 mobile offshore drilling units plus three ultra-deepwater units 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 45 High-Specification Floaters (Ultra-Deepwater, Deepwater and Harsh-Environment semisubmersibles and drillships), 26 Midwater Floaters, 10 High-Specification Jackups, 55 Standard Jackups and other assets utilized in the support of offshore drilling activities worldwide. For more information about Transocean, please visit our website atwww.deepwater.com. Analyst Contact: Gregory S. Panagos +1 713-232-7551 Media Contact: Guy A. Cantwell +1 713-232-7647 [HUG#1432109] --- End of Message --- Transocean Ltd. Chemin de Blandonnet 10 Vernier Switzerland ISIN: CH0048265513; This announcement is distributed by Thomson Reuters on behalf of Thomson Reuters clients. The owner of this announcement warrants that: (i) the releases contained herein are protected by copyright and other applicable laws; and (ii) they are solely responsible for the content, accuracy and originality of the information contained therein. All reproduction for further distribution is prohibited. Source: Transocean Ltd. via Thomson Reuters ONE