Joshua P. Weisenburger, age 38, has served as our Chief Financial Officer, Secretary and Treasurer since June 2017. Mr. Weisenburger, who joined us in 2016, has also served as our Chief Accounting Officer and our Controller. Mr. Weisenburger also serves as the Chief Financial Officer of Yellowstone Acquisition Company, a special purpose acquisition company in which one of our subsidiaries serves as sponsor. From July 2011 through June 2016, Mr. Weisenburger was employed by Ecolab, Inc., a global leader in water, hygiene and energy technologies and services. At Ecolab, Mr. Weisenburger served first as a finance manager and then as a finance controller throughout various divisions within the company. Prior to his time at Ecolab, Mr. Weisenburger was employed from June 2005 through August 2009 by Kiewit Corporation, a construction, engineering and mining services company, and held several different treasury roles. Mr. Weisenburger graduated with a B.S. in Finance from Creighton University and an MBA from the University of Minnesota - Carlson School of Management.