NiSource Inc Company Profile
NYSE: NIUtilitiesPower GenerationUSD
Market open · Delayed 15 min · as of Oct 9, 2:19 PM ET
NiSource at a glance
NiSource Inc (NYSE: NI) is a Power Generation company in the Utilities sector headquartered in Merrillville, IN. NiSource is led by Mr. Lloyd M. Yates and employs about 7,668 people. At a market capitalization of $19.44 billion, it is considered a large-cap company.
NI is a member of the SP500. Its SEC Central Index Key (CIK) is 0001111711, which identifies the company's filings on EDGAR.
Summary generated from market data by MetaCap's automated system. Methodology
What does NiSource do?
NiSource Inc., an energy holding company, operates as a regulated natural gas and electric utility company in the United States. It operates in two segments, Columbia Operations and NIPSCO Operations. The company provides natural gas to residential, commercial, and industrial customers through approximately 37,300 miles of distribution main pipeline and the associated individual customer service lines; and 310 miles of transmission main pipeline in Ohio, Pennsylvania, Virginia, Kentucky, and Maryland. It also generates, transmits, and distributes electricity to approximately 0.5 million customers in various counties in the northern part of Indiana, as well as engages in wholesale electric and transmission transactions. It owns and operates steam coal generating stations in Wheatfield and Michigan City; combined cycle gas turbine in West Terre Haute; natural gas generating units in Wheatfield; hydro generating plants in Carroll County and White County; wind generating units in White County; and solar generating units in Sullivan County, Gibson County, Jasper County, and White County. The company was formerly known as NIPSCO Industries, Inc. and changed its name to NiSource Inc. in April 1999. NiSource Inc. was founded in 1847 and is headquartered in Merrillville, Indiana.
Business description based on the company's public filings.
Company information
- Legal name
- NiSource Inc
- Ticker
- NYSE: NI
- Sector
- Utilities
- Industry
- Power Generation
- CEO
- Mr. Lloyd M. Yates
- Employees
- 7,668
- Headquarters
- 801 East 86th Avenue, Merrillville, IN, United States
- Phone
- 614 460 6000
- Website
- nisource.com
- Market cap
- $19.44B
- SEC CIK
- 0001111711
- Latest annual report
- 10-K · Feb 11, 2026
Index membership
Companies similar to NiSource
| Company | Price | % Chg | Market cap | Compare |
|---|---|---|---|---|
| EVRGEvergy Inc. | 80.95 | +0.53% | $18.66B | vs NI |
| CMSCMS Energy Corporation | 65.42 | +0.11% | $20.51B | vs NI |
| LNTAlliant Energy Corporation | 65.85 | +0.53% | $17.07B | vs NI |
| AEEAmeren Corporation | 102.08 | +0.24% | $28.26B | vs NI |
| WECWEC Energy Group Inc. | 103.73 | +0.12% | $33.80B | vs NI |
| NWENorthWestern Energy Group Inc. | 73.83 | -1.08% | $4.54B | vs NI |
| AVAAvista Corporation | 35.44 | -0.11% | $2.97B | vs NI |
| PEGPublic Service Enterprise Group Incorporated | 72.24 | +0.56% | $36.01B | vs NI |