# NORTHERN INDIANA PUBLIC SERVICE CO

NORTHERN INDIANA PUBLIC SERVICE CO is a company headquartered in Merrillville, IN, United States.

## Company overview

- **Legal name:** NORTHERN INDIANA PUBLIC SERVICE CO
- **Classification:** Company
- **Industry (SIC):** 4931 — Electric & Other Services Combined
- **Headquarters:** Merrillville, IN, United States
- **Incorporated in:** IN
- **Fiscal year end:** December 31
- **SEC CIK:** 0000072843

## About

NORTHERN INDIANA PUBLIC SERVICE CO is identified in the retained SEC EDGAR snapshot dated 2026-10-14. Its SEC Central Index Key is 0000072843, and its reported industry is Electric & Other Services Combined. The retained history contains 12 filings, including 10-K filed on 2006-03-13. Each filing retains its accession, filing date and original SEC document link. This historical evidence does not establish current registration, listing, ownership or financial condition.

## Recent SEC filings

- Form 10-K — filed 2006-03-13 — period 2005-12-31 — FORM 10-K
- Form 10-Q — filed 2005-11-07 — period 2005-09-30 — FORM 10-Q
- Form 10-Q — filed 2005-08-05 — period 2005-06-30 — QUARTERLY REPORT
- Form 10-Q — filed 2005-05-09 — period 2005-03-31 — FORM 10-Q
- Form 10-K — filed 2005-03-09 — period 2004-12-31 — FORM 10-K
- Form 10-Q — filed 2004-11-02 — period 2004-09-30 — QUARTERLY REPORT
- Form 10-Q — filed 2004-08-06 — period 2004-06-30 — QUARTERLY REPORT
- Form 10-Q — filed 2004-05-07 — period 2004-03-31 — QUARTERLY REPORT
- Form 10-K — filed 2004-03-19 — period 2003-12-31 — ANNUAL REPORT
- Form SC 13G — filed 2004-02-13 — SCHEDULE 13G
- Form 10-Q — filed 2003-11-12 — period 2003-09-30 — FORM 10-Q
- Form 10-Q — filed 2003-08-12 — period 2003-06-30 — FORM 10-Q

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Updated: 2026-10-23T22:26:34Z

Canonical page: https://altss.com/profile/northern-indiana-public-service-co

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