Exhibit 24

POWER OF ATTORNEY

Know all by these presents, that the undersigned hereby constitute and appoint the following officer of Spartech Corporation, a Delaware corporation, (the “Company”): Senior Vice President, General Counsel and Corporate Secretary, the true and lawful attorney-in-fact of the undersigned:

	(1)		To execute for and on behalf of the undersigned, in the undersigned’s in any and all capacity of Company, Form 10-K for the fiscal year ended October 30, 2010 in accordance with the Securities Act of 1934, as amended and the rules thereunder;
	(2)		To do and perform any and all acts for and on behalf of the undersigned which may be necessary or desirable to complete and execute any such Form 10-K and execute any amendment or amendments thereto, and timely file such form, with all exhibits thereto, and other 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 or necessary to be done in and about the premises, as fully to all intents and purposes as he/she might or could do in person, hereby ratifying and confirming all that said attorneys-in-fact and agents and/or any of them, or their or his substitute or substitutes, may lawfully do or cause to be done by virtue thereof; and
	(3)		To take any other action of any type whatsoever in connection with the foregoing, which, in the opinion of such attorney-in-fact, may be of benefit to, in the best interest of, or legal required by, the undersigned, it being understood that the documents executed by such attorney-in-fact on behalf of the undersigned pursuant to this Power of Attorney shall be in such form and shall contain such terms and conditions as such attorney-in-fact may approve in such attorney-in-fact’s discretion.

The undersigned hereby grants to such attorney-in-fact full power and authority to do and perform any and every act and thing whatsoever requisite, necessary, or proper to be done in the exercise of any of the rights and powers herein granted, as fully to all intents and purposes as the undersigned might or could do if personally present, with full power of substitution or revocation, hereby ratifying and confirming all that such attorney-in-fact, or such attorney-in-fact’s substitute or substitutes, shall lawfully do or cause to be done by virtue of this power of attorney and the rights and powers herein granted. The undersigned acknowledges that the foregoing attorney-in-fact, in serving in such capacity at the request of the undersigned, are not assuming, nor is the Company assuming, any of the undersigned’s responsibilities to comply with the Securities Exchange Act of 1934.

This Power of Attorney shall remain in full force and effect until the undersigned is no longer required to file a Form 10-K, unless earlier revoked by the undersigned in a signed writing delivered to the foregoing attorneys-in-fact.

IN WITNESS WHEREOF, the undersigned have caused this Power of Attorney to be executed as of this 16^th day of December, 2010.

Signatures		Title		Date
/s/ Ralph B. Andy   Ralph B. Andy		Director		December 16, 2010
/s/ Lloyd E. Campbell   Lloyd E. Campbell		Director		December 16, 2010
/s/ Edward J. Dineen   Edward J. Dineen		Director		December 16, 2010
/s/ Victoria M. Holt   Victoria M. Holt		Director		December 16, 2010
/s/ Walter J. Klein   Walter J. Klein		Director		December 16, 2010
/s/ Pamela F. Lenehan   Pamela F. Lenehan		Director		December 16, 2010
/s/ Jackson W. Robinson   Jackson W. Robinson		Director		December 16, 2010
/s/ Craig A. Wolfanger   Craig A. Wolfanger		Director		December 16, 2010