NiSource Announces Leadership Changes in Ohio and Indiana Subsidiaries

NiSource (NYSE: NI) today announced that Robert Heidorn will replace Vince Parisi as president and chief operating officer of Columbia Gas of Ohio. Parisi, who was previously identified as the interim president of the Indiana-based subsidiary NIPSCO, has formally been named president and chief operating officer of NIPSCO.

Heidorn, a seasoned energy attorney, previously served as vice president and deputy general counsel of Regulatory for NiSource. He also has previous experience as general counsel and chief compliance officer at Vectren Corporation and oversaw regulatory matters in Indiana and Ohio for CenterPoint Energy.

“As Vince transitions his focus to Indiana, we’re thrilled Robert will be stepping in to lead Columbia Gas of Ohio,” said Melody Birmingham, NiSource executive vice president and group president, NiSource utilities. “Robert’s extensive regulatory and compliance experience will be key as we continue to ensure the investments and enhancements we’re making in our system are being executed in the best interest of the customers and communities we serve.”

Parisi, who has been interim leader of the Indiana-based subsidiary NIPSCO in addition to his role leading Columbia Gas of Ohio, will take over permanent leadership responsibility solely in Indiana. Parisi has extensive experience and familiarity with electric operations and Indiana. Prior to becoming president of Columbia Gas of Ohio in June 2020, he served as president of the U.S. utilities for AES Corp., and president and CEO of Indianapolis Power & Light Company and Dayton Power and Light Company. He also served in senior leadership positions with Gas Natural Inc. and IGS Energy.

“Vince has played a pivotal role in advancing a number of key business priorities on behalf of our customers and the communities we serve across Ohio, and we’re confident he’ll do the same in northern Indiana as we cement our position at the forefront of an industry transition into a diverse menu of energy options,” Birmingham added.

About NiSource

NiSource Inc. (NYSE: NI) is one of the largest fully-regulated utility companies in the United States, serving approximately 3.3 million natural gas customers and 500,000 electric customers across six states through its local Columbia Gas and NIPSCO brands. The mission of our approximately 7,400 employees is to deliver safe, reliable energy that drives value to our customers. NiSource is a member of the Dow Jones Sustainability - North America Index and is on Forbes lists of America’s Best Employers for Women and Diversity. Learn more about NiSource’s record of leadership in sustainability, investments in the communities it serves and how we live our vision to be an innovative and trusted energy partner at www.NiSource.com. NI-F