EX-24.1 7 c54421exv24w1.htm EX-24.1

exv24w1

Exhibit 24.1

POWER OF ATTORNEY

     KNOW ALL PERSONS BY THESE PRESENTS, that each person whose signature appears below hereby constitutes and appoints each of John D. Johnson, John Schmitz and David Kastelic his or her true and lawful attorney-in-fact and agent, with full power to each act without the other, with full power of substitution and resubstitution, for him or her and in his or her name, place and stead, in any and all capacities, to sign a Registration Statement on Form S-1 under the Securities Act of 1933, as amended, and any and all amendments (including post-effective amendments) and to file the same, with all exhibits thereto, and other documents in connection therewith, with the Securities and Exchange Commission, granting unto each such attorney-in-fact and agent 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 or she might or could do in person, hereby ratifying and confirming all that each such attorney-in-fact and agent, or his or her substitutes, may lawfully do or cause to be done by virtue hereof.

     IN WITNESS WHEREOF, this Power of Attorney has been signed on the 7^th day of October, 2009, by the following persons:

Signature		Title
/s/ John D. Johnson		President and Chief Executive Officer
John D. Johnson		(principal executive officer)
/s/ John Schmitz		Executive Vice President and Chief Financial Officer
John Schmitz		(principal financial officer)
/s/ Jodell Heller		Vice President and Controller
Jodell Heller		(principal accounting officer)
/s/ Michael Toelle		Chairman of the Board of Directors
Michael Toelle
/s/ Bruce Anderson		Director
Bruce Anderson
/s/ Donald H. Anthony		Director
Donald Anthony
/s/ Robert A. Bass		Director
Robert Bass

Signature		Title
/s/ Dennis Carlson		Director
Dennis Carlson
/s/ Curt Eischens		Director
Curt Eischens
/s/ Steve Fritel		Director
Steve Fritel
/s/ Jerry Hasnedl		Director
Jerry Hasnedl
/s/ David R. Kayser		Director
David Kayser
/s/ James Kile		Director
James Kile
/s/ Randy Knecht		Director
Randy Knecht
/s/ Greg Kruger		Director
Greg Kruger
/s/ Michael Mulcahey		Director
Michael Mulcahey
/s/ Richard G. Owen		Director
Richard Owen
/s/ Steve Riegel		Director
Steve Riegel
/s/ Daniel W. Schurr		Director
Daniel Schurr
/s/ Duane Stenzel		Director
Duane Stenzel

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