NiSource: brands it owns and its ownership tree
NiSource (NYSE: NI) is a publicly listed company headquartered in the United States that owns 2 consumer brands.[1][2]
NiSource's 2025 Form 10-K says it is an energy holding company whose primary subsidiaries are regulated gas and electric utilities serving about 3.8 million customers in six states. Its Columbia Operations segment covers Columbia of Kentucky, Maryland, Ohio, Pennsylvania and Virginia, and NIPSCO Holdings I holds a controlling interest in NIPSCO, and an affiliate of Blackstone agreed in 2023 to take equity interests in NIPSCO Holdings II.
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brands owned
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divestitures recorded
Company facts
- Legal name
- NiSource Inc.
- Type
- publicly listed company · see all publicly listed company owners
- Headquarters
- 🇺🇸 United States
- Tickers
- NYSE: NI
- Revenue
- $6.52 billion (2025)[2]
- SEC CIK
- 0001111711
- Last verified
- · 2 sources
NiSource in numbers
- NiSource owns 2 consumer brands tracked here across 1 top-level categories; the largest is energy with 2 brands.[1]
NiSource financial history
Headline figures from NiSource's annual reports filed with the US Securities and Exchange Commission, in USD as reported, fiscal years ending 2020–2025. Revenue moved from $4.47bn to $6.52bn, an average of 7.8% a year (calculated).
| Fiscal year ended | Revenue | Operating income | Operating margin | Net income | Total assets | Long-term debt | Filing |
|---|---|---|---|---|---|---|---|
| $6.52bn | $1.84bn | 28.1% | $929.5m | $35.9bn | — | 10-K | |
| $5.28bn | $1.46bn | 27.6% | $760.4m | $31.8bn | — | 10-K | |
| $5.35bn | $1.3bn | 24.2% | $714.3m | $31.1bn | — | 10-K | |
| $5.74bn | $1.27bn | 22.1% | $804.1m | $26.7bn | — | 10-K | |
| $4.73bn | $1.01bn | 21.3% | $584.9m | $24.2bn | — | 10-K | |
| $4.47bn | $550.8m | 12.3% | $-17,600,000 | $22bn | — | 10-K |
Source: SEC XBRL company facts. A dash means the company did not report that line in a form we could read. Figures for a year can be restated in a later filing; the latest filing's number is shown.
Everything NiSource owns
Controlling ownership as of . Brands grouped under the entity that owns them; large groups are collapsed.
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Brand portfolio by category
Recent changes to this record
NiSource SEC filings
The documents behind the figures on this page, as listed in the SEC's EDGAR index. Each links to the filing itself.
Annual reports
- Annual report, filed (10-K)
- Annual report, filed (10-K)
- Annual report, filed (10-K)
- Annual report, filed (10-K)
- Annual report, filed (10-K)
- Annual report, filed (10-K)
Proxy statements
- Proxy statement, filed (DEF 14A)
- Proxy statement, filed (DEF 14A)
- Proxy statement, filed (DEF 14A)
Recent current and quarterly reports
| Filed | Form | What it declares |
|---|---|---|
| 8-K | Other events | |
| 10-Q | Quarterly report | |
| 8-K | Results of operations and financial condition | |
| 8-K | Other events | |
| 8-K | Results of a shareholder vote | |
| 10-Q | Quarterly report | |
| 8-K | Results of operations and financial condition | |
| 8-K | Results of operations and financial condition | |
| 8-K | Entry into a material agreement; Creation of a direct financial obligation | |
| 8-K | Other events | |
| 8-K | Entry into a material agreement; Other events | |
| 10-Q | Quarterly report | |
| 8-K | Results of operations and financial condition | |
| 8-K | Regulation FD disclosure |
Frequently asked questions
What brands does NiSource own?
NiSource owns 2 consumer brands tracked here, including NIPSCO and Columbia Gas.
Is NiSource an American company?
Yes. NiSource is headquartered in the United States.
Who owns NiSource?
NiSource is a publicly listed company owned by its shareholders; it trades as NI on the NYSE.
Sources (2) & corrections
Last verified . Every ownership fact above is backed by one of these primary documents. Numbers in brackets in the text refer to this list.
- [1] NiSource Inc. Annual Report on Form 10-K filed 2026-02-11 — SEC EDGAR, SEC Form 10-K, published 11 February 2026; retrieved 5 October 2026.
- [2] NiSource Inc.: Form 10-K for the year ended 2025-12-31 (revenue) — SEC EDGAR, SEC Form 10-K, published 11 February 2026; retrieved 5 October 2026.
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