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NiSource Inc.

United States

  • Energy & Utilities
  • nisource.com

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NiSource Inc.

What is NiSource Inc.'s email format?

flast@nisource.com · first initial and last name, e.g. jsmith@nisource.com
96% of the 427 nisource.com addresses we could match to a name follow it (high confidence).

Contacts on file: 581 at NiSource Inc., in the LeadQuasar database.Their names, emails and phone numbers unlock with Pro, free for 7 days.

Find them

At a glance

Facts about NiSource Inc., each with its source
IndustryEnergy & UtilitiesSource: LeadQuasar contacts, 2026-10-15
CountryUnited StatesSource: LeadQuasar contacts, 2026-10-15

Website and social profiles

NiSource Inc. email format

FormatExampleShare
flast@nisource.comfirst initial and last namejsmith@nisource.com96%
15 addresses use 2 other formats. See which, and every verified NiSource Inc. address.Unlock with Pro

Read from 581 nisource.com addresses on file. The example uses a placeholder name; real addresses are never shown here.

Contacts on file by seniority

  • C-suite & founders40
  • Vice presidents69
  • Directors & heads100
  • Managers139
  • Staff & specialists171

62 more records have no job title on file.

Contacts by department

  • Marketing105
  • Operations104
  • Engineering98
  • IT & data38
  • Leadership35
  • Sales24
  • Finance23
  • Human resources13

Grouped from job titles.

People at NiSource Inc.

The role most often held at each level, from 581 records. Names, locations, emails, phone numbers and LinkedIn profiles unlock with Pro.

NameJob titleLocationContact details
Name lockedChief Operating OfficerOperationsLocked
Name lockedVice PresidentLeadershipLocked
Name lockedDirectorOtherLocked
Name lockedManagerOtherLocked
Name lockedMarketing ExecutiveMarketingLocked

+576 more people at NiSource Inc., including 40 in the C-suite, 69 vice presidents and 100 directors.

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NiSource Inc. in full, on Pro

  • Every email format the company uses
  • All job titles and every city on file
  • Names, emails and phone numbers of the people
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Most common job titles

  • Manager 29
  • Director 15
  • Vice President 14
  • Chief Operating Officer 12
  • Operations Manager 11
+342 more job titles at NiSource Inc., with the people who hold them.Unlock with Pro

Where the contacts are based

States

  • Indiana578
  • Pennsylvania3

Cities

  • Merrillville, IN578
  • Warren, PA3

Research NiSource Inc.

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