NiSource Announces Leadership Changes in Ohio and Indiana Subsidiaries

Robert Heidorn Appointed President of Columbia Gas of Ohio, Vince Parisi Named NIPSCO President

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

Forward-Looking Statements

This press release contains “forward-looking statements,” within the meaning of Section 27A of the Securities, and Section 21E of the Securities Exchange Act of 1934, as amended (the “Exchange Act”). Forward-looking statements in this press release include, but are not limited to, the anticipated use of proceeds and any and all underlying assumptions and other statements that are other than statements of historical fact. Investors and prospective investors should understand that many factors govern whether any forward-looking statement contained herein will be or can be realized. Any one of those factors could cause actual results to differ materially from those projected. Expressions of future goals and expectations and similar expressions, including “may,” “will,” “should,” “could,” “would,” “aims,” “seeks,” “expects,” “plans,” “anticipates,” “intends,” “believes,” “estimates,” “predicts,” “potential,” “targets,” “forecast,” and “continue,” reflecting something other than historical fact are intended to identify forward-looking statements. All forward-looking statements are based on assumptions that management believes to be reasonable; however, there can be no assurance that actual results will not differ materially.

Factors that could cause actual results to differ materially from the projections, forecasts, estimates and expectations discussed in this press release include, among other things, our ability to execute our business plan or growth strategy, including utility infrastructure investments; potential incidents and other operating risks associated with our business; our ability to work successfully with our third-party investors; our ability to adapt to, and manage costs related to, advances in technology, including alternative energy sources and changes in laws and regulations; our increased dependency on technology; impacts related to our aging infrastructure; our ability to obtain sufficient insurance coverage and whether such coverage will protect us against significant losses; the success of our electric generation strategy; construction risks and supply risks; fluctuations in demand from residential and commercial customers; fluctuations in the price of energy commodities and related transportation costs or an inability to obtain an adequate, reliable and cost-effective fuel supply to meet customer demand; our ability to attract, retain or re-skill a qualified, diverse workforce and maintain good labor relations; our ability to manage new initiatives and organizational changes; the actions of activist stockholders; the performance and quality of third-party suppliers and service providers; potential cybersecurity attacks or security breaches; increased requirements and costs related to cybersecurity; any damage to our reputation; the impacts of natural disasters, potential terrorist attacks or other catastrophic events; the physical impacts of climate change and the transition to a lower carbon future; our ability to manage the financial and operational risks related to achieving our carbon emission reduction goals, including our Net Zero Goal (as defined in our Annual Report on Form 10-K for the year ended December 31, 2023); our debt obligations; any changes to our credit rating or the credit rating of certain of our subsidiaries; adverse economic and capital market conditions, including increases in inflation or interest rates, recession, or changes in investor sentiment; economic regulation and the impact of regulatory rate reviews; our ability to obtain expected financial or regulatory outcomes; economic conditions in certain industries; the reliability of customers and suppliers to fulfill their payment and contractual obligations; the ability of our subsidiaries to generate cash; pension funding obligations; potential impairments of goodwill; the outcome of legal and regulatory proceedings, investigations, incidents, claims and litigation; compliance with changes in, or new interpretations of applicable laws, regulations and tariffs; the cost of compliance with environmental laws and regulations and the costs of associated liabilities; changes in tax laws or the interpretation thereof; and other matters set forth in Item 1, “Business,” Item 1A, “Risk Factors” and Part II, Item 7, “Management’s Discussion and Analysis of Financial Condition and Results of Operations,” of our Annual Report on Form 10-K for the fiscal year ended December 31, 2023, and our subsequent SEC filings, some of which risks are beyond our control.

All forward-looking statements are expressly qualified in their entirety by the foregoing cautionary statements. We undertake no obligation to, and expressly disclaim any such obligation to, update or revise any forward-looking statements to reflect changed assumptions, the occurrence of anticipated or unanticipated events or changes to the future results over time or otherwise, except as required by law.

View source version on businesswire.com: https://www.businesswire.com/news/home/20240328560571/en/