Chesapeake Midstream Partners Announces Registration Statement Filing on Form S-1 with the SEC

Chesapeake Midstream Partners, L.P., a master limited partnership, announced today the filing of a registration statement on Form S-1 with the Securities and Exchange Commission relating to its proposed initial public offering of common units representing limited partner interests. Application will be made to list the common units on the New York Stock Exchange under the symbol "CHM”. CHM is currently owned by a 50/50 joint venture between Chesapeake Energy Corporation (NYSE: CHK) and Global Infrastructure Partners.

A registration statement relating to these securities has been filed with the Securities and Exchange Commission but has not yet become effective. These securities may not be sold nor may offers to buy be accepted prior to the time the registration statement becomes effective. The registration statement is available on the SEC's web site at http://www.sec.gov under the registrant's name, "Chesapeake Midstream Partners, L.P." This press release shall not constitute an offer to sell or a solicitation of an offer to buy, nor shall there be any sale of these securities in any state or jurisdiction in which such an offer, solicitation or sale would be unlawful prior to registration or qualification under the securities laws of any such state or jurisdiction.

This news release contains forward-looking statements within the meaning of the federal securities laws. These forward-looking statements involve certain risks and uncertainties, including, among others, our business plans may change as circumstances warrant and securities of CHM may not ultimately be offered to the public because of general market conditions or other factors.

Chesapeake Midstream Partners, L.P. will own, operate, develop and acquire natural gas gathering systems and other midstream energy assets. Headquartered in Oklahoma City, the company’s operations are focused on the Barnett Shale and Mid-Continent regions of the U.S.

Chesapeake Energy Corporation is the second-largest producer of natural gas in the U.S. Headquartered in Oklahoma City, the company's operations are focused on the development of onshore unconventional and conventional natural gas in the U.S. in the Barnett Shale, Haynesville Shale, Fayetteville Shale, Marcellus Shale, Anadarko Basin, Arkoma Basin, Appalachian Basin, Permian Basin, Delaware Basin, South Texas, Texas Gulf Coast and East Texas regions of the United States.

Global Infrastructure Partners ("GIP”) is an independent infrastructure fund that invests worldwide in infrastructure assets in both OECD and select emerging market countries. GIP targets investments in single assets, and portfolios of assets and companies, in power and utilities, natural resources infrastructure, air transport infrastructure, seaports, freight railroad, water distribution and treatment and waste management. GIP has offices in New York, London, Hong Kong and Sydney and portfolio operations headquarters in Stamford, Connecticut.