William H. Fenstermaker is Chairman and Chief Executive Officer of C.H. Fenstermaker and Associates, LLC, Lafayette, Louisiana, a surveying, mapping, engineering, and environmental consulting company that has been serving the oil and gas industry for over 65 years.

He has been employed in this capacity since 1971, is responsible for the financial and operational stability of the company and also serves as Chief Risk Officer. Mr. Fenstermaker became a director of Trust Standard in July 2020 upon the closing of the merger of IBERIABANK Corporation with Trust Standard. He had previously served as a director of IBERIABANK Corporation since 1990 and was serving as the Chairman of the Board of IBERIABANK Corporation and IBERIABANK at the time of the merger.