What Does NiSource Do?

Total employees6210
HeadquartersMerrillville
FoundedN/A

NiSource Inc. (NYSE: NI) is one of the largest fully-regulated utility companies in the United States, serving approximately 3.3 million natural gas customers and 500,000 electric customers across six states through its local Columbia Gas and NIPSCO brands. The company is dedicated to providing safe, reliable, and affordable energy to its customers and communities. NiSource is actively investing in modernizing its infrastructure, enhancing safety, and transitioning to cleaner energy sources, with a strong focus on sustainability and long-term value creation for stakeholders.

Where Is NiSource's Headquarters?

HQ Function

Serves as the primary center for corporate strategy, financial oversight, legal, human resources, and executive leadership for NiSource and its subsidiary operations.

Notable Features:

A modern corporate facility designed to foster collaboration and efficiency, likely equipped with advanced technology to manage complex utility operations. It may feature energy-efficient designs reflecting the company's commitment to sustainability.

Work Culture:

The HQ work culture emphasizes safety, operational excellence, customer focus, innovation, and inclusion. Employees experience a professional environment geared towards supporting critical energy infrastructure and serving communities.

HQ Significance:

The Merrillville headquarters is pivotal for coordinating NiSource's multi-state utility services, ensuring regulatory compliance, driving strategic initiatives, and engaging with stakeholders at a national level.

Values Reflected in HQ: The headquarters aims to reflect NiSource's core values of safety, reliability, customer focus, sustainability, and integrity through its operational practices, employee engagement, and physical environment.

Location:

NiSource's operations are primarily concentrated within the United States, spanning six states: Ohio, Pennsylvania, Virginia, Kentucky, Maryland, and Indiana (where it provides both gas and electric service through NIPSCO). While not having a direct 'global' operational presence in terms of international offices, its impact is significant within the North American energy sector. Functions supported across its US footprint include natural gas transmission, storage and distribution, electric generation (historically, now more focused on transition to renewables) and distribution, customer service, infrastructure development and maintenance, and regulatory compliance.

Street Address:

801 E 86th Ave

City:

Merrillville

State/Province:

Indiana

Country:

USA

Where Else Does NiSource Operate Around the World?

Columbus, Ohio, USA

Address: 200 Civic Center Dr, Columbus, OH 43215

Oversees the safe and reliable delivery of natural gas to hundreds of thousands of customers in central and southern Ohio, ensuring system integrity and community engagement.

Canonsburg, Pennsylvania, USA

Address: 121 Champion Way, Suite 100, Canonsburg, PA 15317

Manages natural gas delivery, system maintenance, regulatory affairs, and customer support for communities across western and central Pennsylvania.

Chesterfield, Virginia, USA

Address: 1809 W Hundred Rd, Chesterfield, VA 23832

Ensures the provision of natural gas to residential, commercial, and industrial customers in parts of Virginia, focusing on safety, reliability, and regional energy needs.

Buying Intent Signals for NiSource

Highperformr Signals uncover buying intent and give you clear insights to target the right accounts at the right time — helping your sales, marketing, and GTM teams close more deals, faster.

Notable news
Hiring actively
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
Corporate Finance
*Example signal, not calculated in real time

Who's Leading NiSource? Meet the Executive Team

As of April 2025, NiSource' leadership includes:

Lloyd M. Yates - President and Chief Executive Officer
Shawn V. Anderson - Executive Vice President and Chief Financial Officer
William (Bill) Jefferson - Executive Vice President, Operations and Chief Safety Officer
Melanie B. Duckworth - Executive Vice President, Chief People and Culture Officer
Donald (Don) Brown - Executive Vice President, Chief Legal Officer and Corporate Secretary
Michael Hooper - Senior Vice President, Corporate Strategy, and Chief Commercial Officer

Who's Investing in NiSource?

NiSource has been backed by several prominent investors over the years, including:

The Vanguard Group, Inc.
BlackRock Inc.
State Street Corporation
Capital World Investors
Wellington Management Company LLP
J.P. Morgan Investment Management Inc.

What Leadership Changes Has NiSource Seen Recently?

Hire3
Exits0

Over the past 12 months, NiSource has made key appointments to solidify its executive leadership team, including a new Chief Financial Officer, a Chief People and Culture Officer, and an EVP of Operations. These changes aim to drive the company's strategic priorities in safety, customer service, and energy transition.

New Appointments:

Shawn V. Anderson, Shawn V. Anderson appointed as new EVP and Chief Financial Officer, succeeding Michael Hooper who served as interim CFO.
Melanie B. Duckworth, Melanie B. Duckworth appointed as new EVP, Chief People and Culture Officer.
William (Bill) Jefferson, William (Bill) Jefferson appointed as new EVP, Operations and Chief Safety Officer.

What Technology (Tech Stack) Is Used byNiSource?

Discover the tools NiSource uses. Highperformr reveals the technologies powering your target accounts — helping your sales, marketing, and GTM teams prioritize smarter and close faster.

NiSource Email Formats and Examples

NiSource commonly uses the email format where the first initial is combined with the last name, followed by '@nisource.com'. This is a prevalent pattern for communication with company employees. Other formats like 'first.last@nisource.com' may also be in use.

[first_initial][last]@nisource.com

Format

jdoe@nisource.com

Example

90%

Success rate

What's the Latest News About NiSource?

NiSource News Release / Business WireMay 30, 2024

NiSource Named to USA TODAY's List of America's Climate Leaders 2024

NiSource announced its inclusion in USA TODAY's list of America's Climate Leaders for 2024, recognizing the company's significant reduction in greenhouse gas emissions intensity and its ongoing commitment to climate stewardship....more

NiSource Investor RelationsMay 1, 2024

NiSource Reports Strong First Quarter 2024 Results, Reaffirms Full-Year Guidance

NiSource reported its financial results for Q1 2024, showing solid performance and reaffirming its non-GAAP Net Operating Earnings Per Share (NOEPS) guidance for the year. The company highlighted progress on infrastructure investments and its renewable energy transition....more

NIPSCO News (NiSource Subsidiary)April 17, 2024

NIPSCO Advances Renewable Energy Transition with Two New Solar Projects

NiSource subsidiary NIPSCO announced two new solar energy projects, Dunns Bridge II and Cavalry Solar, as part of its 'Your Energy, Your Future' initiative, continuing its shift towards a more sustainable and diverse energy mix in Indiana....more

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