Derek Ziolkowski

Derek Ziolkowski is an experienced accounting professional currently serving as the Director of Accounting and Gas Controller at NiSource since January 2020. Prior to this role, Derek worked at EY from October 2012 to January 2020, progressing through positions from Assurance Staff to Assurance Manager. Earlier in his career, Derek gained experience as an Accounting Intern at Navidea Biopharmaceuticals from January 2011 to May 2012. Derek Ziolkowski holds a Bachelor of Science in Business Administration with a major in Accounting from The Ohio State University, completed in 2012.