# EDGAR Filing Document

**Accession Number:** 0001114445
**File Stem:** 0001193125-25-135011
**Filing Date:** 2025-6
**Character Count:** 5570
**Document Hash:** 6ccfb64f5242060187f474d4cf68e4fb
**Contains OCR:** False
**Source Format:** 

## Filing Content

## Filing Summary
**0001193125-25-135011.hdr.sgml**: 20250604

**ACCESSION NUMBER**: 0001193125-25-135011

**CONFORMED SUBMISSION TYPE**: 6-K

**PUBLIC DOCUMENT COUNT**: 3

**CONFORMED PERIOD OF REPORT**: 20250604

**FILED AS OF DATE**: 20250604

**DATE AS OF CHANGE**: 20250604

**FILER**: 

**COMPANY DATA:**
- **COMPANY CONFORMED NAME:** HYDRO ONE INC
- **CENTRAL INDEX KEY:** 0001114445
- **STANDARD INDUSTRIAL CLASSIFICATION:** ELECTRIC SERVICES [4911]
- **ORGANIZATION NAME:** 01 Energy & Transportation
- **EIN:** 000000000

**FILING VALUES:**
- **FORM TYPE:** 6-K
- **SEC ACT:** 1934 Act
- **SEC FILE NUMBER:** 001-36115
- **FILM NUMBER:** 251024099

**BUSINESS ADDRESS:**
- **STREET 1:** 483 BAY STREET
- **STREET 2:** SOUTH TOWER, 8TH FLOOR
- **CITY:** TORONTO
- **STATE:** A6
- **ZIP:** M5G 2P5
- **BUSINESS PHONE:** 416-345-5000

**MAIL ADDRESS:**
- **STREET 1:** 483 BAY STREET
- **STREET 2:** SOUTH TOWER, 8TH FLOOR
- **CITY:** TORONTO
- **STATE:** A6
- **ZIP:** M5G 2P5

**SECURITIES AND EXCHANGE COMMISSION** 

**WASHINGTON, D.C. 20549** 

**FORM 6-K** 

**REPORT OF FOREIGN PRIVATE ISSUER** 

**Pursuant to Rule 13a-16 or 15d-16** 

**under the Securities Exchange Act of 1934** 

**For the month of: June 2025** 

**Commission File Number: 001-36115** 

## HYDRO ONE INC.
**(Translation of Registrant's name into English)** 

**483 Bay Street, South Tower, 8th Floor, Toronto Ontario M5G 2P5 Canada** 

**(Address of principal executive offices)** 

Indicate by check mark whether the registrant files or will file annual reports under cover of Form 20-F or Form 40-F.

Form 20-F ☐ Form 40-F ☒

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**SIGNATURE** 

Pursuant to the requirements of the Securities Exchange Act of 1934, the Registrant has duly caused this report to be signed on its behalf by the undersigned, thereunto duly authorized.

---

| |
|:---|
| **HYDRO ONE INC.** |
| */s/ Cassidy McFarlane* |
| Name: Cassidy McFarlane |
| Title: General Counsel |
| Date: June 4, 2025 |

---

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**EXHIBIT INDEX** 

99.1 [News Release dated June 4, 2025](d948501dex991.htm)

## Exhibit 99.1

**Exhibit 99.1**![LOGO](g936685g0605000423976.jpg)

**Hydro One Limited announces Melissa Sonberg as the Chair of the Board of Directors** 

TORONTO, June 4, 2025—Hydro One Limited announced today that Melissa Sonberg has been appointed as the new Chair of the Board, effective June 4, 2025. Ms. Sonberg joined the Board of Directors on August 14, 2018.

"It is a privilege to assume the role as Chair of the Board of Directors at such a pivotal time for Ontario's growth," said Melissa Sonberg, Chair of the Board of Directors, Hydro One Limited. "I extend my sincere thanks to Susan Wolburgh Jenah for her leadership as Interim Chair. I look forward to working with the Board and management as we continue to invest in a safe and reliable electricity system to help drive Ontario's prosperity."

Ms. Sonberg replaces Timothy Hodgson who resigned as Chair of the Board of Directors on April 28, 2025 following an unpaid leave of absence to run for political office. Susan Wolburgh Jenah served as Interim Chair of the Board from March 24, 2025 to June 4, 2025 and has continued to serve as Chair of the Governance and Regulatory Committee.

**Biography** 

Melissa Sonberg is a corporate director and Chair of the Board of Hydro One Limited. Ms. Sonberg was most recently a Professor of Practice at McGill University's Desautels Faculty of Management, where she was a faculty member from 2014 to 2024. She spent the early part of her career in the healthcare industry before joining Air Canada, where she held leadership positions in a range of customer facing, operational and corporate functions. Ms. Sonberg was part of the founding executive team of Aeroplan, which became part of AIMIA Inc. Ms. Sonberg held positions of Senior Vice President, Human Resources & Corporate Affairs and Senior Vice President, Global Brands, Communications and External Affairs at AIMIA from 2001 to 2013.

Ms. Sonberg sits on the boards of Exchange Income Corporation (TSX), Athennian, Enghouse Systems Inc. (TSX), Canada Post Corporation and the Canadian Foundation for Governance Research.

Ms. Sonberg holds a Bachelor of Science (Psychology) from McGill University, a Master of Health Administration from the University of Ottawa and holds her ICD.D. She is a Certified Human Resource Executive (CHRE).

**Hydro One Limited (TSX: H)** 

Hydro One Limited, through its wholly-owned subsidiaries, is Ontario's largest electricity transmission and distribution provider with 1.5 million valued customers, $36.7 billion in assets as at December 31, 2024, and annual revenues in 2024 of $8.5 billion.

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Our team of 10,100 skilled and dedicated employees proudly build and maintain a safe and reliable electricity system which is essential to supporting strong and successful communities. In 2024, Hydro One invested $3.1 billion in its transmission and distribution networks, and supported the economy through buying $2.9 billion of goods and services.

We are committed to the communities where we live and work through community investment, sustainability and diversity initiatives.

Hydro One Limited's common shares are listed on the TSX and certain of Hydro One Inc.'s medium term notes are listed on the NYSE. Additional information can be accessed at www.hydroone.com, www.sedarplus.com or www.sec.gov.

**For further information, please contact:** 

**Investors:** <u>investor.relations@hydroone.com</u> or 416-345-5943

**Media:** <u>Media.relations@hydroone.com</u> or 416-345-6868