TCBK TriCo Bancshares

TriCo Bancshares (NASDAQ: TCBK) today announced that Mr. Daniel K. Bailey has been appointed as the new Executive Vice President -- Retail Banking of its wholly owned subsidiary, Tri Counties Bank (the "Bank"), effective May 22, 2007. Mr. Bailey will be responsible for the oversight of the Bank's branch network. He will work with the Bank's retail management team to review overall operations; advise on policy questions, business development, staffing requirements, performance appraisals and salary administration; and perform other administrative matters. In addition, Mr. Bailey will serve as part of TriCo Bancshares' executive management team in the development of strategic planning. Mr. Bailey had been with Wells Fargo Bank, NA since 1991, most recently as senior vice president and regional initiatives manager in the Sacramento office responsible for the small business and licensed banking strategy for 120 retail branches in northern California. He received a bachelor of science degree in business administration from California State University, Chico, and is a graduate of the Pacific Coast Banking School. "We are excited to add Dan to our executive management team," said Richard Smith, President and Chief Executive Officer of TriCo Bancshares. "With 17 years in the banking business, Dan is a very experienced banker with knowledge of the northern California banking market." TriCo Bancshares and Tri Counties Bank are headquartered in Chico, California. Tri Counties Bank has a 31-year history in the banking industry. Tri Counties Bank operates 32 traditional branch locations and 22 in-store branch locations in 22 California counties, and as of March 31, 2007, had over $1.9 billion in assets. Tri Counties Bank offers financial services and provides a diversified line of products and services to consumers and businesses, which include demand, savings and time deposits, consumer finance, online banking, mortgage lending, and commercial banking throughout its market area. It operates a network of 62 ATMs and a 24-hour, seven days a week telephone customer service center. Brokerage services are provided at the Bank's offices by the Bank's association with Raymond James Financial, Inc. For further information please visit the Tri Counties Bank web-site at http://www.tricountiesbank.com.