Energy XXI has implemented an “acquire and exploit” growth strategy to build a geographically focused portfolio with some of the highest per-unit margins in the industry. The company has focused on developing the acquired properties while ramping up a complementary exploration program designed to provide organic growth for the future. Energy XXI completed five major acquisitions totaling approximately $2.5 billion since its founding in October 2005, creating a company with more than 116 million barrels of oil equivalent (BOE) of proved reserves and about 42,000 BOE per day of production, 67% of which is oil. Energy XXI operates or has an interest in 7 of the 11 largest oil fields in the Gulf of Mexico. The company’s core properties are located in coastal and offshore Louisiana.


Overview

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Welcome to the Energy XXI Investor Relations web site. Energy XXI is an independent oil and natural gas exploration and production company whose growth strategy emphasizes acquisitions, enhanced by its value-added organic drilling program. The company’s properties are primarily located in the U.S. Gulf of Mexico waters and the Gulf Coast onshore. The company is incorporated in Bermuda, with its principal operating subsidiary headquartered in Houston.

Energy XXI completed its initial public offering with the issuance of common shares and warrants on the London Stock Exchange’s AIM marketplace in October 2005. In May 2007, our unrestricted common shares (CUSIP G10082 108) (ISIN BMG100821088) were declared eligible to trade in both the United States and United Kingdom. The shares first began trading on U.S. over-the-counter bulletin boards under the symbol EXXIF.OB on May 31, and moved to the NASDAQ system beginning August 1, 2007, trading under the symbol EXXI. Please see “Trading Procedures” for further details on ways to trade Energy XXI stock and warrants.

This website is not a prospectus and shall not constitute an offer to sell or the solicitation of an offer to buy securities, nor shall there be any sale of such securities in any state in which such offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state. Investor relations information related to the company’s restricted shares and warrants is restricted to certain investors who are either accredited investors or non-U.S. citizens who do not reside in the United States. If you are a U.S. citizen and an accredited investor but do not have a password, contact the company to request a password.