EX-23.4 9 v84223a1exv23w4.txt EXHIBIT 23.4 EXHIBIT 23.4 [LETTERHEAD OF SYMONDS EVANS & CO., P.C.] CONSENT OF INDEPENDENT AUDITORS We consent to the incorporation by reference in Umpqua Holdings Corporation's Amendment No. 1 to Form S-4 of our report dated January 18, 2002 with respect to the consolidated financial statements of Centennial Bancorp and subsidiary (Centennial) included in Centennial's Annual Report on Form 10-K for the year ended December 31, 2001. /s/ Symonds, Evans & Co., P.C. Portland, Oregon September 26, 2002