Exhibit 24 

POWER OF ATTORNEY 

KNOW ALL MEN BY THESEPRESENTS, that the undersigned hereby constitutes and appoints John K. Morgan and Mark R. Bachmann, and each of them individually, his true and lawful attorneys-in-fact (with full power of substitution and resubstitution) to act for him in his name,place, and stead in his capacity as a director or officer of Zep Inc. (the “Registrant”), to file the Registrant’s annual report on Form 10-K for the fiscal year ended August 31, 2010, and any and all amendments thereto, with anyexhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact, and each of them individually, full power and authority to do and perform each and every act and thingrequisite and necessary to be done in the premises, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact or either of them, or their substitutes, may lawfully do orcause to be done by virtue hereof. 

 

Dated: November 8, 2010 

 

Exhibit 24 

POWER OF ATTORNEY 

KNOW ALL MEN BY THESEPRESENTS, that the undersigned hereby constitutes and appoints John K. Morgan and Mark R. Bachmann, and each of them individually, his true and lawful attorneys-in-fact (with full power of substitution and resubstitution) to act for him in his name,place, and stead in his capacity as a director or officer of Zep Inc. (the “Registrant”), to file the Registrant’s annual report on Form 10-K for the fiscal year ended August 31, 2010, and any and all amendments thereto, with anyexhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact, and each of them individually, full power and authority to do and perform each and every act and thingrequisite and necessary to be done in the premises, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact or either of them, or their substitutes, may lawfully do orcause to be done by virtue hereof. 

 
/S/    RONALD D.BROWN        Ronald D. Brown
Dated: November 8, 2010 

 

Exhibit 24 

POWER OF ATTORNEY 

KNOW ALL MEN BY THESEPRESENTS, that the undersigned hereby constitutes and appoints John K. Morgan and Mark R. Bachmann, and each of them individually, his true and lawful attorneys-in-fact (with full power of substitution and resubstitution) to act for him in his name,place, and stead in his capacity as a director or officer of Zep Inc. (the “Registrant”), to file the Registrant’s annual report on Form 10-K for the fiscal year ended August 31, 2010, and any and all amendments thereto, with anyexhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact, and each of them individually, full power and authority to do and perform each and every act and thingrequisite and necessary to be done in the premises, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact or either of them, or their substitutes, may lawfully do orcause to be done by virtue hereof. 

 
/S/    EARNEST W. DEAVENPORT,JR.        Earnest W. Deavenport, Jr.
Dated: November 8, 2010

 

Exhibit 24 

POWER OF ATTORNEY 

KNOW ALL MEN BY THESEPRESENTS, that the undersigned hereby constitutes and appoints John K. Morgan and Mark R. Bachmann, and each of them individually, his true and lawful attorneys-in-fact (with full power of substitution and resubstitution) to act for him in his name,place, and stead in his capacity as a director or officer of Zep Inc. (the “Registrant”), to file the Registrant’s annual report on Form 10-K for the fiscal year ended August 31, 2010, and any and all amendments thereto, with anyexhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact, and each of them individually, full power and authority to do and perform each and every act and thingrequisite and necessary to be done in the premises, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact or either of them, or their substitutes, may lawfully do orcause to be done by virtue hereof. 

 
/S/    O.B. GRAYSON HALL,JR.        O.B. Grayson Hall, Jr.
Dated: November 8, 2010

 

Exhibit 24 

POWER OF ATTORNEY 

KNOW ALL MEN BY THESEPRESENTS, that the undersigned hereby constitutes and appoints John K. Morgan and Mark R. Bachmann, and each of them individually, his true and lawful attorneys-in-fact (with full power of substitution and resubstitution) to act for him in his name,place, and stead in his capacity as a director or officer of Zep Inc. (the “Registrant”), to file the Registrant’s annual report on Form 10-K for the fiscal year ended August 31, 2010, and any and all amendments thereto, with anyexhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact, and each of them individually, full power and authority to do and perform each and every act and thingrequisite and necessary to be done in the premises, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact or either of them, or their substitutes, may lawfully do orcause to be done by virtue hereof. 

 
/S/    SIDNEY J.NURKIN        Sidney J. Nurkin
Dated: November 8, 2010 

 

Exhibit 24 

POWER OF ATTORNEY 

KNOW ALL MEN BY THESEPRESENTS, that the undersigned hereby constitutes and appoints John K. Morgan and Mark R. Bachmann, and each of them individually, his true and lawful attorneys-in-fact (with full power of substitution and resubstitution) to act for him in his name,place, and stead in his capacity as a director or officer of Zep Inc. (the “Registrant”), to file the Registrant’s annual report on Form 10-K for the fiscal year ended August 31, 2010, and any and all amendments thereto, with anyexhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact, and each of them individually, full power and authority to do and perform each and every act and thingrequisite and necessary to be done in the premises, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact or either of them, or their substitutes, may lawfully do orcause to be done by virtue hereof. 

 
/S/    JOSEPHSQUICCIARINO        Joseph Squicciarino
Dated: November 8, 2010 

 

Exhibit 24 

POWER OF ATTORNEY 

KNOW ALL MEN BY THESEPRESENTS, that the undersigned hereby constitutes and appoints John K. Morgan and Mark R. Bachmann, and each of them individually, his true and lawful attorneys-in-fact (with full power of substitution and resubstitution) to act for him in his name,place, and stead in his capacity as a director or officer of Zep Inc. (the “Registrant”), to file the Registrant’s annual report on Form 10-K for the fiscal year ended August 31, 2010, and any and all amendments thereto, with anyexhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto said attorneys-in-fact, and each of them individually, full power and authority to do and perform each and every act and thingrequisite and necessary to be done in the premises, as fully to all intents and purposes as he might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact or either of them, or their substitutes, may lawfully do orcause to be done by virtue hereof. 

 
/S/    TIMOTHY T.TEVENS        Timothy T. Tevens
Dated: November 8, 2010