Skip to main content

Independent Electricity System Operator (IESO)

Ministry
Energy
URL
www.ieso.ca
Address
1600-120 ADELAIDE STREET WEST
TORONTO
M5H1T1
Phone
(905) 403-6900; 1(888)448-7777
Fax
(905) 403-6921
Background
Electricity Act, 1998, S.O. 1998, c. 15, Sched. A, Part II, ss. 4 (opens a new window)
Function

The IESO ensures that there is enough power to meet the province's energy needs in real time while also planning and securing energy for the future. It does this by balancing the supply of and demand for electricity in Ontario and directing its flow across the province's transmission lines; planning for the province's medium- and long-term energy needs and securing clean sources of supply to meet those needs; overseeing the electricity wholesale market; and coordinating province-wide conservation efforts.

Membership

The IESO's business and affairs are managed and supervised by its board of directors, which is composed of the Chief Executive Officer and 8-10 additional individuals appointed by the Minister. The Minister appointed the first Chief Executive Officer of the IESO. The board of directors appoints subsequent Chief Executive Officers and appoints one of the directors as chair.

Qualifications

Preferred director candidates will satisfy the three criteria below. The full profile is available on the IESO website.

Criteria 1. General Governance Competence –Directors will be independent, have sufficient time to serve on the Board, and ideally possess most if not all of the following:

  1. Previous board experience preferably accredited
  2. Financial literacy - ability to understand breadth and level of accounting and financial issues expected in board discussions
  3. Senior executive experience in complex organization responsible for human resources and risk management.

Criteria 2: Unique or Technical Governance Competencies – Collectively the Board will possess the following experience:

  1. Financial
  2. Energy Sector
  3. Integrated Utility
  4. Electricity Market Development/Design
  5. Environmental
  6. Law or Regulatory
  7. Public Policy and Government Relations
  8. Public Relations and Communications
  9. Relations with Indigenous Communities
  10. Technology and Risk Management
  11. Project Management/ Oversight

Criteria 3: Representational Attributes – If possible directors will represent in broad terms the citizens of Ontario. The Board will endeavor to reflect the diversity of the population of Ontario seeking gender balance and broad population representation.

Term

A director appointed by the Minister holds office at pleasure for an initial term not exceeding two years and may be reappointed for successive terms not exceeding two years each.

Meetings
The board meets 5-8 times per year.
Remuneration

Appointees are paid by the Corporation.

Appointments & Vacancies

No. Position Member Term Location
1. Member (Part-Time) SIMON CHAPELLE
25-Apr-2023 - 24-Apr-2025
yarker
2. Member (Part-Time) LISA PEARSON
11-May-2023 - 10-May-2025
toronto
3. Member (Part-Time) PETER MCMULLEN
26-May-2023 - 25-May-2025
sudbury
4. Member (Part-Time) WILLIAM H SHEFFIELD
06-Jun-2023 - 05-Jun-2025
toronto
5. Member (Part-Time) FIONA OLIVER-GLASFORD
29-Jun-2023 - 28-Jun-2025
toronto
6. Member (Part-Time) MARNI DICKER
29-Jun-2023 - 28-Jun-2025
toronto
7. Member (Part-Time) FIONA BLONDIN
02-Aug-2023 - 01-Aug-2025
thornhill
8. Member (Part-Time) ROBERT WONG
15-Dec-2023 - 14-Dec-2025
toronto
9. Member (Part-Time) THOMAS MITCHELL
25-Jan-2024 - 24-Jan-2026
mississauga
10. Member (Part-Time)