Exhibit 99.3

SunCoke Energy, Inc. Announces Launch of SunCoke Energy Partners, L.P. Initial Public Offering

LISLE, Ill.—(BUSINESS WIRE)—Jan. 8, 2013— SunCoke Energy, Inc. (NYSE:SXC) (SunCoke) announced today that its wholly-owned subsidiary, SunCoke Energy Partners, L.P., a Delaware limited partnership (the Partnership) has launched its initial public offering (IPO) of 13,500,000 common units representing limited partner interests pursuant to a registration statement on Form S-1 filed with the U.S. Securities and Exchange Commission (SEC). The Partnership will grant the underwriters a 30-day option to purchase up to an additional 2,025,000 common units at the IPO price, less underwriting discounts. The common units will be listed on the New York Stock Exchange under the ticker symbol “SXCP”.

The common units being offered represent a 43.0 percent limited partner interest in the Partnership, or a 49.4 percent limited partner interest if the underwriters exercise their option to purchase additional common units in full. SunCoke Energy, Inc., through certain of its subsidiaries, will hold a 2.0 percent general partner interest, all of the Partnership’s incentive distribution rights, and the remaining limited partner interest in the Partnership.

Barclays Capital Inc., Merrill Lynch, Pierce, Fenner & Smith Incorporated, Citigroup Global Markets Inc., Credit Suisse Securities (USA) LLC and J.P. Morgan Securities LLC are acting as joint book-running managers for the offering. Evercore Group L.L.C., Goldman, Sachs & Co., RBC Capital Markets, LLC and UBS Securities are acting as co-managers for the offering.

The offering of these securities will be made only by means of a prospectus. When available, a written prospectus that meets the requirements of Section 10 of the Securities Act of 1933 may be obtained from:

The registration statement may be obtained free of charge at the SEC’s website at www.sec.gov under the registrant’s name, “SunCoke Energy Partners, L.P.”

IMPORTANT INFORMATION

A registration statement relating to these securities has been filed with the SEC but has not yet been declared effective. These securities may not be sold nor may offers to buy be accepted prior to the time the registration statement becomes effective. This press release shall not constitute an offer to sell or the solicitation of an offer to buy, nor shall there be any sale of these securities in any state or jurisdiction in which such offer, solicitation or sale would be unlawful prior to the registration or qualification under the securities laws of any such state or jurisdiction.

FORWARD LOOKING STATEMENTS

Some of the statements included in this press release constitute “forward looking statements” (as defined in Section 27A of the Securities Act of 1933, as amended and Section 21E of the Securities Exchange Act of 1934, as amended). Such forward-looking statements are based on management’s beliefs and assumptions and on information currently available. You should not put undue reliance on any forward-looking statements. Forward-looking statements include all statements that are not historical facts and may be identified by the use of forward looking terminology such as the words “believe,” “expect,” “plan,” “project,” “intend,” “anticipate,” “estimate,” “predict,” “potential,” “continue,” “may,” “will,” “should” or the negative of these terms or similar expressions. Forward-looking statements involve risks, uncertainties and assumptions.

Risks and uncertainties that could cause actual results to differ materially from those expressed in forward-looking statements include economic, business, competitive and/or regulatory factors affecting the Company’s business, as well as uncertainties related to the outcomes of pending or future litigation, legislation, or regulatory actions. No assurance can be given as to the value of the common units of the planned MLP, the price at which they may trade or whether a liquid market may develop for such units. Unpredictable or unknown factors not discussed in this release also could have material adverse effects on forward-looking statements.

In accordance with the safe harbor provisions of the Private Securities Litigation Reform Act of 1995, SunCoke Energy has included in its filings with the Securities and Exchange Commission cautionary language identifying important factors (but not necessarily all the important factors) that could cause actual results to differ materially from those expressed in any forward-looking statement made by SunCoke Energy. For more information concerning these factors, see SunCoke Energy’s Securities and Exchange Commission filings. All forward-looking statements included in this press release are expressly qualified in their entirety by such cautionary statements. SunCoke Energy does not have any intention or obligation to update any forward-looking statement (or its associated cautionary language), whether as a result of new information or future events, after the date of this press release, except as required by applicable law.

Source: SunCoke Energy, Inc.

SunCoke Energy, Inc.

Investors:

Ryan Osterholm: 630-824-1907

or

Media:

Anna Rozenich: 630-824-1945