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ENERGY & UTILITIES

NiSource

Merrillville, Indiana

Natural gas and electric utility company headquartered in Merrillville.

Visit official website ↗

Business information

Industry: Energy & Utilities
Indiana location: Merrillville
Corporate headquarters: 801 E. 86th Avenue, Merrillville, IN 46410 ↗
Website: nisource.com ↗

Contact details checked September 6, 2026.