Nisource Inc 401(k) Plan: Login, Facts & Contact Information

Nisource Inc 401(k) Plan Facts

Plan name
NISOURCE INC RETIREMENT SAVINGS PLAN
Plan type
401(k) with employer contributions and profit sharing with a company-stock (ESOP) component
Plan sponsor
NISOURCE INC
Participants
9,923 (7,982 active employees)
Former employees with a balance
1,912
Plan assets
$2,032,972,811 at Dec 31, 2024
Average account balance
$205,081 across 9,913 accounts
Employer contributions
$57,403,718 in plan year 2024 (39% of all contributions)
Recordkeeper
Fid Invest Inst Ops Co
Plan year
Jan 1, 2024 – Dec 31, 2024
Plan established
Sep 1, 1958
✓ Employer contributions✓ Automatic enrollment✓ Default investment for undecided participants✓ Participants choose their own investments— Self-directed brokerage window✓ Profit sharing✓ Company stock (ESOP)

Source: Form 5500 for plan year 2024 (Jan 1, 2024 – Dec 31, 2024), filed Aug 15, 2025. Public filing with the U.S. Department of Labor.

Money in and out in plan year 2024

  • $147.7 million went into the plan in contributions, $57.4 million of it from the employer (39%).
  • $177.3 million was paid out to participants.
  • Investment and other income added $332.5 million.
  • Administrative expenses were $54,836, about $6 per account.

How the Nisource Inc 401(k) changed, 2019–2024

Plan yearParticipantsPlan assetsEmployer contributionsBenefits paid
20199,996$1.62 billion$40.0 million$139.1 million
202010,349$1.77 billion$39.9 million$214.6 million
202110,224$1.86 billion$33.9 million$274.4 million
202210,010$1.51 billion$41.6 million$166.0 million
20239,945$1.73 billion$48.7 million$189.0 million
20249,923$2.03 billion$57.4 million$177.3 million

Nisource Inc 401(k) Contact Information

Phone
219-647-4334
Mailing address
801 E 86TH AVE, MERRILLVILLE IN 464106271
Plan sponsor
NISOURCE INC
Plan administrator
NISOURCE BENEFITS COMMITTEE
Employer identification number (EIN)
35-2108964
Plan number
005

Questions about the Nisource Inc 401(k)

Does Nisource Inc contribute to the 401(k)?

Yes. The plan reports an employer contribution arrangement. In plan year 2024 the employer contributed $57.4 million, 39% of all contributions.

Does the Nisource Inc 401(k) have automatic enrollment?

Yes. The plan reports automatic enrollment of eligible employees.

How many people are in the Nisource Inc 401(k) plan?

9,923 participants at the start of plan year 2024, 7,982 of them active employees, and 1,912 former employees who still had money in the plan.

What is the average 401(k) balance at Nisource Inc?

About $205,081 per account: $2.03 billion in plan assets across 9,913 accounts with a balance at the end of plan year 2024.

Who manages the Nisource Inc 401(k) accounts?

Fidelity NetBenefits (listed on the filing as FID INVEST INST OPS CO) is the plan's recordkeeper, which is where participants log in to see their balance.

I no longer work at Nisource Inc. How do I access my 401(k)?

Your account stays with Fidelity NetBenefits after you leave, so you can log in with the same credentials. If your balance was small, the plan may have rolled it into an IRA in your name. If you can't find it, Beagle can locate it for you.

Related Companies
Headquarter: 324 MORROW STREET, TOPEKA, IN, 46571
Headquarter: 12819 YELM HIGHWAY SE, OLYMPIA, WA, 98597
Headquarter: 37 W. BROAD STREET HP0600, COLUMBUS, OH, 43215
Headquarter: 379 THORNALL STREET 4TH FLOOR, EDISON, NJ, 08837
Headquarter: 6555 SIERRA DRIVE 2S-20K, IRVING, TX, 75039