Watermark Bank
Sheila Heim is an experienced financial executive with a strong background in leadership within the banking sector. Currently serving as Senior Vice President at Watermark Bank since May 2025, Sheila has held similar senior vice president roles at NBC Oklahoma from July 2018 to May 2025, at Commerce Bank from January 2016 to July 2018, and at BOK Financial from January 2007 to January 2016. This extensive experience showcases a deep commitment to the banking industry and a proven track record of success in executive management.
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Watermark Bank
Watermark Bank is a boutique bank where the primary focus is you. We pledge to provide you with exceptional concierge service and tailored financial solutions to help your business prosper. We are locally owned and FDIC insured. Our Mission? Simple. To build the best business bank in Oklahoma by delivering highly personalized financial services to business owners, families and entrepreneurs. Watermark was born out of necessity by a group of experienced bankers and local business leaders who thought our growing community needed a different kind of bank. Built on a foundation of innovative technology with a concierge touch and feel, Watermark offers business owners and entrepreneurs the sophistication and security of larger banking institutions without overlooking the value of personalized service. Presently, Watermark raised the largest capital for a newly chartered bank in Oklahoma’s history.