Tessa Dinsdale

Security National Bank Welcomes New Commercial Services Rep

September 24, 2021

SIOUX CITY, Iowa — D. Douglas Rice, Chairman, President and CEO of Security National Bank, is pleased to introduce the following new employee: 

Tessa Dinsdale has joined Security National Bank as a Commercial Services Representative. A financial professional with special expertise in small business banking, she arrives at SNB after serving as a Small Business Administration (SBA) Commercial Lender in Des Moines.

Dinsdale is a graduate of the University of Northern Iowa, with a degree in Business  and Managerial Economics. She served an internship with the Iowa Division of Banking, where she then started her career as a Bank Examiner. She eventually entered the business banking field as a commercial loan portfolio manager leading into her current role as lender.  In 2018, Dinsdale was selected as a member of the Iowa Bankers Association’s Leaders in Advocacy Program and also serves as a member of the IBA’s Advocacy and Policy Committee. 

Outside of the Bank, Dinsdale looks forward to getting involved with non-profit organizations in the Siouxland area. 


Security National Bank is a full-service financial institution with branch offices serving customers in Sioux City, Akron, Mapleton, Moville, Lawton and Climbing Hill. Since its founding in 1884, Security National Bank has set the standard for integrity, honor, open-mindedness, excellent service, efficiency, good humor, respect, duty and human connection in the banking industry. Today, SNB is the largest locally owned bank in Sioux City. Security National Bank is Member FDIC and Equal Housing Lender. For more information about ways to advance your career with SNB, visit the Employment Opportunities page.