MERRILLVILLE, Ind.--(BUSINESS WIRE)--Aug 27, 2025-- NiSource (NYSE: NI), one of the largest fully regulated utility companies in the United States, has published its 2024 sustainability report, emphasizing the company’s dedication to operational excellence, safety, customer satisfaction and environmental stewardship. Titled Powering Vibrant and Viable Communities, the report details NiSource’s advancements in sustainability, showcasing how the company has enhanced existing standards while leveraging technology to introduce new resiliency measures. This concerted focus on sustainability is integral to the company’s overall business strategy.