POWER OF ATTORNEY

The undersigned officer and director of SunCoke Energy, Inc. (the “Company”), hereby constitutes and appoints Frederick A. Henderson, Fay West and Denise R. Cade and each of them, his or her true and lawful attorneys-in-fact and agents with full power of substitution and re-substitution, for him or her and in his or her name place and stead, in any and all capacities, to sign for him or her in the capacities indicated below the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2014 and any and all amendments to such Annual Report on Form 10-K, and to cause the same to be filed with all exhibits thereto, and all documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and desirable to be done in and about the premises as fully and to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all acts and things that said attorneys-in-fact and agents or any of them, or their or his or her substitute or substitutes may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of this 24th day of February 2015.

Signature: /s/ Frederick A. Henderson

Title: Chairman, Chief Executive Officer and Director

(Principal Executive Officer)

Name: Frederick A. Henderson

POWER OF ATTORNEY

The undersigned officer of SunCoke Energy, Inc. (the “Company”), hereby constitutes and appoints Frederick A. Henderson, Fay West and Denise R. Cade and each of them, his or her true and lawful attorneys-in-fact and agents with full power of substitution and re-substitution, for him or her and in his or her name place and stead, in any and all capacities, to sign for him or her in the capacities indicated below the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2014 and any and all amendments to such Annual Report on Form 10-K, and to cause the same to be filed with all exhibits thereto, and all documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and desirable to be done in and about the premises as fully and to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all acts and things that said attorneys-in-fact and agents or any of them, or their or his or her substitute or substitutes may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of this 24th day of February 2015.

Signature: /s/ Michael J. Thomson

Title: President and Chief Operating Officer

Name: Michael J. Thomson

POWER OF ATTORNEY

The undersigned officer of SunCoke Energy, Inc. (the “Company”), hereby constitutes and appoints Frederick A. Henderson, Fay West and Denise R. Cade and each of them, his or her true and lawful attorneys-in-fact and agents with full power of substitution and re-substitution, for him or her and in his or her name place and stead, in any and all capacities, to sign for him or her in the capacities indicated below the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2014 and any and all amendments to such Annual Report on Form 10-K, and to cause the same to be filed with all exhibits thereto, and all documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and desirable to be done in and about the premises as fully and to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all acts and things that said attorneys-in-fact and agents or any of them, or their or his or her substitute or substitutes may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of this 24th day of February 2015.

Signature: /s/ Fay West

Title: Senior Vice President and

Name: Fay West

Chief Financial Officer

(Principal Financial Officer)

POWER OF ATTORNEY

The undersigned officer of SunCoke Energy, Inc. (the “Company”), hereby constitutes and appoints Frederick A. Henderson, Fay West and Denise R. Cade and each of them, his or her true and lawful attorneys-in-fact and agents with full power of substitution and re-substitution, for him or her and in his or her name place and stead, in any and all capacities, to sign for him or her in the capacities indicated below the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2014 and any and all amendments to such Annual Report on Form 10-K, and to cause the same to be filed with all exhibits thereto, and all documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and desirable to be done in and about the premises as fully and to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all acts and things that said attorneys-in-fact and agents or any of them, or their or his or her substitute or substitutes may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of this 24th day of February 2015.

Signature: /s/ Denise R. Cade    

Title: Senior Vice President, General Counsel,

Name: Denise R. Cade     

Corporate Secretary and Chief Compliance Officer

POWER OF ATTORNEY

The undersigned officer of SunCoke Energy, Inc. (the “Company”), hereby constitutes and appoints Frederick A. Henderson, Fay West and Denise R. Cade and each of them, his or her true and lawful attorneys-in-fact and agents with full power of substitution and re-substitution, for him or her and in his or her name place and stead, in any and all capacities, to sign for him or her in the capacities indicated below the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2014 and any and all amendments to such Annual Report on Form 10-K, and to cause the same to be filed with all exhibits thereto, and all documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and desirable to be done in and about the premises as fully and to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all acts and things that said attorneys-in-fact and agents or any of them, or their or his or her substitute or substitutes may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of this 24th day of February 2015.

Signature: /s/ Allison Lausas    

Title: Vice President and Controller

Name: Allison Lausas

(Principal Accounting Officer)

POWER OF ATTORNEY

The undersigned, a director of SunCoke Energy, Inc. (the “Company”), hereby constitutes and appoints Frederick A. Henderson, Fay West and Denise R. Cade and each of them, his or her true and lawful attorneys-in-fact and agents with full power of substitution and re-substitution, for him or her and in his or her name place and stead, in any and all capacities, to sign for him or her in the capacities indicated below the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2014 and any and all amendments to such Annual Report on Form 10-K, and to cause the same to be filed with all exhibits thereto, and all documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and desirable to be done in and about the premises as fully and to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all acts and things that said attorneys-in-fact and agents or any of them, or their or his or her substitute or substitutes may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of this 24th day of February 2015.

Signature: /s/ Alvin Bledsoe    

Title: Director

Name: Alvin Bledsoe

POWER OF ATTORNEY

The undersigned, a director of SunCoke Energy, Inc. (the “Company”), hereby constitutes and appoints Frederick A. Henderson, Fay West and Denise R. Cade and each of them, his or her true and lawful attorneys-in-fact and agents with full power of substitution and re-substitution, for him or her and in his or her name place and stead, in any and all capacities, to sign for him or her in the capacities indicated below the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2014 and any and all amendments to such Annual Report on Form 10-K, and to cause the same to be filed with all exhibits thereto, and all documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and desirable to be done in and about the premises as fully and to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all acts and things that said attorneys-in-fact and agents or any of them, or their or his or her substitute or substitutes may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of this 24th day of February 2015.

Signature: /s/ Robert J. Darnall

Title: Director

Name: Robert J. Darnall

POWER OF ATTORNEY

The undersigned, a director of SunCoke Energy, Inc. (the “Company”), hereby constitutes and appoints Frederick A. Henderson, Fay West and Denise R. Cade and each of them, his or her true and lawful attorneys-in-fact and agents with full power of substitution and re-substitution, for him or her and in his or her name place and stead, in any and all capacities, to sign for him or her in the capacities indicated below the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2014 and any and all amendments to such Annual Report on Form 10-K, and to cause the same to be filed with all exhibits thereto, and all documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and desirable to be done in and about the premises as fully and to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all acts and things that said attorneys-in-fact and agents or any of them, or their or his or her substitute or substitutes may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of this 24th day of February 2015.

Signature: /s/ Peter B. Hamilton    

Title: Director

Name: Peter B. Hamilton

POWER OF ATTORNEY

The undersigned, a director of SunCoke Energy, Inc. (the “Company”), hereby constitutes and appoints Frederick A. Henderson, Fay West and Denise R. Cade and each of them, his or her true and lawful attorneys-in-fact and agents with full power of substitution and re-substitution, for him or her and in his or her name place and stead, in any and all capacities, to sign for him or her in the capacities indicated below the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2014 and any and all amendments to such Annual Report on Form 10-K, and to cause the same to be filed with all exhibits thereto, and all documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and desirable to be done in and about the premises as fully and to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all acts and things that said attorneys-in-fact and agents or any of them, or their or his or her substitute or substitutes may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of this 24th day of February 2015.

Signature: /s/ Karen B. Peetz    

Title: Director

Name:Karen B. Peetz

POWER OF ATTORNEY

The undersigned, a director of SunCoke Energy, Inc. (the “Company”), hereby constitutes and appoints Frederick A. Henderson, Fay West and Denise R. Cade and each of them, his or her true and lawful attorneys-in-fact and agents with full power of substitution and re-substitution, for him or her and in his or her name place and stead, in any and all capacities, to sign for him or her in the capacities indicated below the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2014 and any and all amendments to such Annual Report on Form 10-K, and to cause the same to be filed with all exhibits thereto, and all documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and desirable to be done in and about the premises as fully and to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all acts and things that said attorneys-in-fact and agents or any of them, or their or his or her substitute or substitutes may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of this 24th day of February 2015.

Signature: /s/ John W. Rowe

Title: Director

Name: John W. Rowe

POWER OF ATTORNEY

The undersigned, a director of SunCoke Energy, Inc. (the “Company”), hereby constitutes and appoints Frederick A. Henderson, Fay West and Denise R. Cade and each of them, his or her true and lawful attorneys-in-fact and agents with full power of substitution and re-substitution, for him or her and in his or her name place and stead, in any and all capacities, to sign for him or her in the capacities indicated below the Company’s Annual Report on Form 10-K for the fiscal year ended December 31, 2014 and any and all amendments to such Annual Report on Form 10-K, and to cause the same to be filed with all exhibits thereto, and all documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact and agents, and each of them, full power and authority to do and perform each and every act and thing requisite and desirable to be done in and about the premises as fully and to all intents and purposes as the undersigned might or could do in person, hereby ratifying and confirming all acts and things that said attorneys-in-fact and agents or any of them, or their or his or her substitute or substitutes may lawfully do or cause to be done by virtue hereof.

IN WITNESS WHEREOF, the undersigned has executed this Power of Attorney as of this 24th day of February 2015.

Signature: /s/ James E. Sweetnam

Title: Director

Name: James E. Sweetnam