On February 28, 2020, James M. Pach, Vice President, Treasurer and Controller and Principal Financial Officer of Fuel Tech, Inc. (Company or Registrant), resigned from employment with the Registrant effective March 13, 2020 to pursue another opportunity. In anticipation of Mr. Pach's resignation, with effect on March 14, 2020, the Board of Directors of the Company on March 5, 2020 appointed Ellen T. Albrecht, age 47, to serve in an interim capacity as Acting Treasurer and Controller and Principal Financial Officer of the Company. In connection with her appointment, Ms. Albrecht is not expected to receive any additional compensation at this time for her interim role.

Prior to the time of her aforementioned appointment, Ms. Albrecht served as the Company's Vice President, Operations Planning and Control since May 2012; and also previously served as the Company's acting Treasurer and Chief Financial Officer from March 2010 to July 2010; Vice President, Controller since January 2007; Controller since February 2004; Accounting Manager since May 2000; Senior Accountant since May 1998; and Accountant since July 1996.