0001209191-15-008415.txt : 20150202 0001209191-15-008415.hdr.sgml : 20150202 20150202185511 ACCESSION NUMBER: 0001209191-15-008415 CONFORMED SUBMISSION TYPE: 3 PUBLIC DOCUMENT COUNT: 2 CONFORMED PERIOD OF REPORT: 20150123 FILED AS OF DATE: 20150202 DATE AS OF CHANGE: 20150202 ISSUER: COMPANY DATA: COMPANY CONFORMED NAME: COLUMBIA BANKING SYSTEM INC CENTRAL INDEX KEY: 0000887343 STANDARD INDUSTRIAL CLASSIFICATION: STATE COMMERCIAL BANKS [6022] IRS NUMBER: 911422237 STATE OF INCORPORATION: WA FISCAL YEAR END: 1231 BUSINESS ADDRESS: STREET 1: 1301 A STREET CITY: TACOMA STATE: WA ZIP: 98402 BUSINESS PHONE: 2533051900 MAIL ADDRESS: STREET 1: 1301 A STREET CITY: TACOMA STATE: WA ZIP: 98402 REPORTING-OWNER: OWNER DATA: COMPANY CONFORMED NAME: Ray Barry CENTRAL INDEX KEY: 0001632460 FILING VALUES: FORM TYPE: 3 SEC ACT: 1934 Act SEC FILE NUMBER: 000-20288 FILM NUMBER: 15568777 MAIL ADDRESS: STREET 1: 1301 A STREET CITY: TACOMA STATE: WA ZIP: 98402 3 1 doc3.xml FORM 3 SUBMISSION X0206 3 2015-01-23 0 0000887343 COLUMBIA BANKING SYSTEM INC COLB 0001632460 Ray Barry 1301 A STREET TACOMA WA 98402 0 1 0 0 Chief Accounting Officer Common Stock 6460 D /s/ Cathleen Dent, attorney-in-fact 2015-02-02 EX-24 2 attachment1.htm EX-24 DOCUMENT

                    POWER OF ATTORNEY / CONFORMING STATEMENT

        This Statement confirms that the undersigned, has authorized and
designated Melanie J. Dressel, Cathleen Dent and Kumi Baruffi, each with the
full power to act alone, to execute and file on the undersigned's behalf, all
Form's 3, 4 and 5 (including any amendments thereto) that the undersigned may be
required to file with the U. S. Securities and Exchange Commission as a result
of the undersigned's ownership of or transactions in securities of Columbia
Banking System, Inc. The authority of Melanie J. Dressel, Cathleen Dent and Kumi
Baruffi under this Statement shall continue until the undersigned is no longer
required to file Forms 3, 4 and 5 with regard to his/her ownership of or
transactions in securities of Columbia Banking System, Inc., unless earlier
revoked in writing. The undersigned acknowledges that none of Columbia Banking
System, Inc., Melanie J. Dressel, Cathleen Dent or Kumi Baruffi is assuming any
of the undersigned's responsibilities to comply with Section 16 of the
Securities and Exchange Act of 1934.

The Power of Attorney shall remain in full force and effect until the
undersigned is no longer subject to the reporting requirements of the Securities
Exchange Act of 1934 and the rules thereunder, unless earlier revoked by the
undersigned in a signed writing delivered to the attorney-in-fact.

IN WITNESS WHEREOF, the undersigned has caused this Power of Attorney to be
executed as of January 30, 2015

                                        Signature: /s/ Barry Ray
                                                 -------------------------------
                                                  Barry Ray