Mark Siebold Joins First National Bank and Trust as Marketing Director

Beloit, WI, February 9, 2023 – First National Bank and Trust (FNBT), is pleased to announce the addition of Mark Siebold to the FNBT leadership team.

Mark Siebold joined FNBT in January 2023 as Senior Vice President, Marketing Director. With over 23 years of financial services experience, Mark comes to FNBT with an extensive background in Product Management, Sales and Marketing. For seven years he led Marketing at HSA Bank where he helped the bank grow into a top three national HSA provider. He earned a Bachelor of Science degree in Finance from the University of Wisconsin – La Crosse, holds his Wisconsin Life and Health Insurance licenses, as well as the Health Savings Account Expert (HSAe) designation from the American Bankers Association.

As Marketing Director, Mark is responsible for building the FNBT brand within the bank’s footprint, providing education to help business and individual customers make better financial decisions, and growing the company’s HSA portfolio. An outdoor enthusiast, he enjoys spending his time away from work running, following Wisconsin sports teams, camping and attending his two teenage kid’s sports activities.

About First National Bank and Trust:
First National Bank and Trust Company is a family-focused, community bank headquartered in Beloit, Wisconsin. Chartered in 1882, First National Bank and Trust has grown to be a leading financial services institution offering products and services for consumers and businesses, as well as trust, retirement services, investment management, brokerage and insurance. We now serve nearly 30,000 households in 13 communities and 16 locations in Southern Wisconsin and Northern Illinois with assets of approximately $1.5 billion. We treat our customers, employees, shareholders and communities like family, with a goal of helping all our families succeed. Providing Sound Advice and delivering an exceptional experience has positioned First National Bank and Trust as a Stateline leader in the industry. For additional information, visit

First National Bank and Trust: “Give us a try. We’ll treat you like family.”