EX-24 6 dex24.txt POWER OF ATTORNEY DATED JANUARY 23, 2002 EXHIBIT 24 POWER OF ATTORNEY The director of Columbia Banking System, Inc. (the "Company"), whose signature appears below, hereby appoints J. James Gallagher and Melanie J. Dressel, or either of them, as his/her attorney to sign, in his/her name and behalf and in any and all capacities stated below, the Company's Form 10-K Annual Report pursuant to Section 13 of the Securities Exchange Act of 1934, and likewise to sign any and all amendments and other documents relating thereto as shall be necessary, such person hereby granting to each such attorney power to act with or without the other and full power of substitution and revocation, and hereby ratifying all that any such attorney or his substitute may do by virtue hereof. This Power of Attorney has been signed by the following persons in the capacity indicated, on the 23rd day of January, 2002.
Signature Title Signature Title --------- ----- --------- ----- /s/ William T. Weyerhaeuser Chairman --------------------------------- William T. Weyerhaeuser /s/ J. James Gallagher Vice Chairman, Chief Executive Officer and Director --------------------------------- J. James Gallagher /s/ Melanie J. Dressel Chief Operating Officer and Director --------------------------------- Melanie J. Dressel /s/ Richard S. Devine Director /s/ Tom M. Hulbert Director --------------------------------- --------------------------------- Richard S. Devine Tom M. Hulbert /s/ Jack Fabulich Director /s/ Tom Matson Director --------------------------------- --------------------------------- Jack Fabulich Tom Matson /s/ Jonathan Fine Director /s/ Donald Rodman Director --------------------------------- --------------------------------- Jonathan Fine Donald Rodman /s/ John Folsom Director /s/ Sid Snyder Director --------------------------------- --------------------------------- John Folsom Sid Snyder /s/ John Halleran Director /s/ James M. Will Director --------------------------------- --------------------------------- John Halleran James M. Will