Leadership Overview
IESO has 5 executives leading key functions including strategy, operations, information technology, and finance.
Dedicated to powering Ontario, IESO drives the province's electricity system with a commitment to reliability and innovation.
Dedicated to powering Ontario, IESO drives the province's electricity system with a commitment to reliability and innovation.
Leadership Roles at IESO
Lesley Gallinger - President & Chief Executive Officer
Lesley Gallinger, the President & Chief Executive Officer at IESO, directs the overall strategic vision and operational execution for Ontario's electricity system. This leadership role involves setting the company's direction, ensuring regulatory compliance, and fostering stakeholder relationships across the energy sector. Gallinger drives initiatives to enhance grid reliability and integrate new energy technologies, directly impacting the province's power supply and future energy landscape. Overseeing all major corporate functions, Lesley Gallinger ensures alignment with IESO's mission to provide secure and efficient electricity services to the city of Ontario. The President & Chief Executive Officer's mandate includes navigating complex market dynamics and championing sustainable energy practices. This executive position is central to maintaining the integrity and performance of the provincial power grid.
Ernest Chui - Corporate Services Chief Financial Officer & Vice President
Ernest Chui, the Corporate Services Chief Financial Officer & Vice President at IESO, directs the financial strategy and corporate services essential for the organization's operations in Ontario. This executive manages all aspects of financial planning, budgeting, accounting, and reporting, ensuring fiscal responsibility and sustainable growth. Chui oversees critical corporate functions, including human resources, procurement, and legal services, to support IESO's mission of providing reliable electricity. The Corporate Services Chief Financial Officer & Vice President's leadership ensures robust financial controls and efficient resource allocation across all departments. Ernest Chui's strategic financial management is vital for maintaining IESO's operational integrity and its capacity to invest in infrastructure upgrades and technological advancements for the province's energy future.
Ken Kozlik - Chief Operating Officer
Ken Kozlik, the Chief Operating Officer at IESO, manages the day-to-day operations critical to delivering reliable power services across Ontario. This executive oversees the complex network of electricity generation, transmission, and distribution, ensuring seamless integration and optimal performance. Kozlik drives operational efficiency, implementing advanced technologies and best practices to maintain grid stability and respond effectively to demand fluctuations. The Chief Operating Officer's responsibilities extend to managing emergency response protocols and ensuring the safety and security of all operational infrastructure. Ken Kozlik's leadership ensures that IESO consistently meets its service obligations, supporting the energy needs of the province. This role is pivotal in executing the company's operational strategy and maintaining the highest standards of service delivery.
Achint Behar - Chief Information Officer I, Ts Governance, Office
Achint Behar, the Chief Information Officer I, Ts Governance, Office at IESO, leads the strategic direction and governance of the organization's information technology infrastructure and data management. This executive ensures that IT systems effectively support IESO's core functions, including grid management and energy service delivery throughout Ontario. Behar oversees the implementation of robust IT governance frameworks, data security protocols, and technology roadmaps to enhance operational capabilities and compliance. The Chief Information Officer I, Ts Governance, Office's focus includes driving digital transformation initiatives and ensuring the integrity and accessibility of critical energy data. Achint Behar's leadership is essential for leveraging technology to optimize IESO's services and maintain a secure, reliable power system for the province.
Alex Foord - Executive Vice President & Chief Information Officer
Alex Foord, the Executive Vice President & Chief Information Officer at IESO, spearheads the technological strategy and execution that underpins Ontario's electricity services. This executive directs the development and deployment of advanced IT solutions, ensuring the resilience and scalability of the power grid's digital infrastructure. Foord's purview includes overseeing cybersecurity measures, data analytics capabilities, and the integration of innovative technologies to enhance operational efficiency and service reliability. The Executive Vice President & Chief Information Officer's role is critical in aligning technology investments with IESO's long-term objectives for a sustainable and modern energy system. Alex Foord's leadership ensures that IESO remains at the forefront of technological advancement in the energy sector, supporting the province's power needs effectively.

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