Summit State Bank : Promotes Kris Ainger to Senior Vice President

FOR IMMEDIATE RELEASE

Brian Reed

President and CEO Summit State Bank 500 Bicentennial Way Santa Rosa, CA 95403 [phone]

Summit State Bank Promotes Kris Ainger to Senior Vice President

Santa Rosa, CA - (February 23, 2021) - Summit State Bank (NASDAQ: SSBI) has promoted Kris Ainger to Senior Vice President. She remains Director of Information Technology and continues to oversee Central Operations which assists customers with the latest online banking, ACH and wire technology and services designed to give our customers access to their banking information whenever and wherever they choose to bank.

"Kris' knowledge and expertise which spans 30 years, has been instrumental in staying on top of the latest banking technology as it continues to evolve. Her role as the lead of the Business Systems Team and Process Improvement Group, which evaluates and implement new systems and programs to improve the customer experience, is critical to the Bank's success," said Brian Reed, President and CEO of Summit State Bank.

Kris began her banking career in 1991 and worked at Summit State Bank from 2001 to 2004 before joining First Community Bank as a Senior Vice President and Information Systems Officer. She rejoined Summit State Bank in spring of 2017. Kris has been a Sonoma County resident for over 40 years, and she resides in Santa Rosa with her family.

About Summit State Bank

Summit State Bank, a local community bank, has total assets of $866 million and total equity of $76 million on December 31, 2020. Headquartered in Sonoma County, the Bank specializes in providing exceptional customer service and customized financial solutions to aid in the success of local small businesses and nonprofits throughout Sonoma County. Summit State Bank is committed to embracing the diverse backgrounds, cultures and talents of its employees to create high performance and support the evolving needs of its customers and community it serves. At the center of diversity is inclusion, collaboration, and a shared vision for delivering superior service and results for shareholders. Presently, 76% of management are women and minorities with 60% represented on the Executive Management Team. Through the engagement of its team, Summit State Bank has received many esteemed awards including: Best Business Bank,

Corporate Philanthropy Award and Best Places to Work in the North Bay. Summit State Bank's stock is traded on the

Nasdaq Global Market under the symbol SSBI. Further information can be found atwww.summitstatebank.com.

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