NSTAR ELECTRIC CO
Close on Oct 19, 2026
- Market cap
- –
- P/E (TTM)
- –
- Dividend yield
- –
About Nstar Electric
Electric Services, SIC 4911
Eversource Energy is a public utility holding company engaged primarily in the energy delivery business. The enterprise conducts operations through four reportable business segments: electric distribution, electric transmission, natural gas distribution, and water distribution. Through its regulated utility subsidiaries, the firm provides retail electric distribution, regional electric transmission, natural gas delivery, and water utility services. Its customer base consists of residential, commercial, and industrial end-users, along with municipal and fire protection clients.
Geographically, the company operates across Connecticut, Massachusetts, and New Hampshire. In electric distribution, it serves approximately 1.32 million customers across 157 cities and towns in Connecticut, 1.62 million customers in 159 Massachusetts communities, and 549,000 customers in 206 New Hampshire municipalities. Its gas subsidiaries serve approximately 897,000 customers across Connecticut and Massachusetts. The company maintains dual corporate headquarters in Boston, Massachusetts, and Hartford, Connecticut.
Summary of the business section of Nstar Electric's latest annual report, written by StockData.
Company profile
Company
- Legal name
- NSTAR ELECTRIC CO
- Headquarters
- Boston, MA
- Address
- 800 Boylston St, P1600 02199
- Phone
- (617) 424-2000
- Employees
- 10,731, Dec 31, 2025
- Industry
- Electric Services
- Incorporated in
- Massachusetts
- Fiscal year ends
- December 31
Stock & identifiers
- Ticker
- NSARO
- Other tickers
- NSARP
- Exchange
- OTC
- Shares outstanding
- 0M, May 7, 2012
- SEC CIK
- 13372
- EIN
- 04-1278810
Executives and directors
Officers and directors who filed ownership reports (Forms 3, 4, 5) in the last two years
No recent ownership filings by officers or directors
Nstar Electric's leadership is listed in its proxy statement (Form DEF 14A).
Employees
Headcount reported in annual reports
“As of December 31, 2025, Eversource Energy employed a total of 10,731 employees, excluding temporary employees, of which 1,554 were employed by CL&P, 2,164 were employed by NSTAR Electric, and 802 were employed by PSNH.”
Corporate history
Events identified from SEC filings
| Date | Event | Details |
|---|---|---|
| Sep 28, 2023 | Deregistration | Termination of SEC registration (Form 15) |
| Apr 12, 2012 | Auditor change | Change in certifying accountant (8-K Item 4.01) |
| Mar 7, 2007 | Acquisition / sale | Completion of acquisition or disposition of assets (8-K Item 2.01) |
| Jan 5, 2007 | Acquisition / sale | Completion of acquisition or disposition of assets (8-K Item 2.01) |
| Jan 5, 2007 | Name change | Name changed from BOSTON EDISON CO to NSTAR ELECTRIC CO |
| Mar 30, 2000 | Late filing | Notification of late filing |