37

Listed companies

20

Private companies

129

Insiders

Relation chart of related listed companies: NiSource, Inc.

Active Relations

Past Relations

Relationship chart for related private companies: NiSource, Inc.

Active Relations

Past Relations

Related private companies: NiSource, Inc.

Executive Leadership Council, Inc.

Miscellaneous Commercial Services

The American Institute of Certified Public Accountants

Miscellaneous Commercial Services

American Bar Association

Miscellaneous Commercial Services

South Carolina Public Service Authority

General Government

Southern Gas Association

Miscellaneous Commercial Services

Association of Corporate Counsel

Miscellaneous Commercial Services

State Bar of Texas

Miscellaneous Commercial Services

Interstate Natural Gas Association of America

Miscellaneous Commercial Services

United Way of Central Ohio, Inc.

Miscellaneous Commercial Services

Illinois State Bar Association

Miscellaneous Commercial Services

The Energy Bar Association

Miscellaneous Commercial Services

NiSource Corporate Services Co.

Electric Utilities

American Association of Blacks in Energy

Columbus Symphony Orchestra, Inc.

Movies/Entertainment

The Association of Edison Illuminating Cos., Inc.

Miscellaneous Commercial Services

NiSource Corporate Services Co. (Indiana)

Industrial Machinery

Nisource Charitable Foundation

Columbia Pipeline Group Charitable Foundation

Active Relations

Past Relations

Connection statistics

Active

Inactive

Listed companies

Private companies

Activities of related companies

Miscellaneous Commercial Services12
Oil & Gas Pipelines4
Electric Utilities4
Gas Distributors3
Building Products2
Multi-Line Insurance2
Electronic Production Equipment2
Wireless Telecommunications2
Beverages: Alcoholic2
Industrial Machinery1

Countries of related companies

United States53
Canada4
Logo NiSource, Inc.
NiSource, Inc. is a holding company organized around 2 areas of activities: - distribution of natural gas (66.5% of net sales): activity ensured, at the end of 2025, to 2.4 million customers and through a network of approximately 87,870.2 km; - production, transmission, and distribution of electricity (31.7%): 496,534 customers at the end of 2025 ; - other (1.8%).
Employees
7,703