Additional InformationIn connection with the proposed merger, ETE filed with the SEC a Registration Statement on Form S-4 that included a proxy statement/prospectus. The Registration Statement was declared effective on October 27, 2011. Southern Union mailed the definitive proxy statement/prospectus to its stockholders on or about October 27, 2011 and again on February 17, 2012. Investors and security holders are urged to carefully read the definitive proxy statement/prospectus because it contains important information regarding ETE, Southern Union and the merger. Investors and security holders may obtain a free copy of the definitive proxy statement/prospectus and other documents filed by ETE and Southern Union with the SEC at the SEC’s website, www.sec.gov. The definitive proxy statement/prospectus and such other documents relating to ETE may also be obtained free of charge by directing a request to Energy Transfer Equity, L.P., Attn: Investor Relations, 3738 Oak Lawn Avenue, Dallas, Texas 75219, or from ETE’s website, www.energytransfer.com. The definitive proxy statement/prospectus and such other documents relating to Southern Union may also be obtained free of charge by directing a request to Southern Union Company, Attn: Investor Relations, 5051 Westheimer Road, Houston, Texas 77056, or from the Company’s website, www.sug.com.