National Security: The Bank welcomes the Vice-President of Commercial Services


July 8, 2021

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

Craig Mayo joined Security National Bank as Vice President of Commercial Services in Sioux City. He comes to SNB after serving as Executive Vice President and Chief Credit Officer for Equity Bank in Wichita, Kan.

A professional with over 35 years of financial experience, Mayo brings expertise that spans multiple specialties including commercial lending, mortgage origination, credit analysis, loan reviews and special assets. He began his banking career with Northfield Savings Bank in 1984, after graduating from Middlebury College in Vermont with a bachelor’s degree.

Mayo is also a graduate of the Stagen Integral Leadership Academy, the Agricultural Lending School at the School of Banking in Topeka, Kansas, and the Wisconsin Graduate School of Banking in Madison.

In the past, Mayo served on the board of directors of the Manitowoc Symphony Orchestra and volunteered for the Green Bay Miracle League. He is also looking forward to getting involved in Sioux City organizations.


Security National Bank is a full-service financial institution with branches serving clients in Sioux City, Akron, Mapleton, Moville, Lawton and Climbing Hill. Since its founding in 1884, National Bank Security has established the standard of integrity, honor, openness, excellent service, efficiency, good humor, respect, duty and human relations. in the banking sector. Today, SNB is the largest local bank in Sioux City. The National Security Bank is a member of the FDIC and the Equal Housing Lender. For more information on ways to advance your career with SNB, visit the Employment opportunities page.

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