Ontario Power Generation Executive and Leadership Team

June, 2026

Leadership Overview

Ontario Power Generation has 9 executives leading key functions including strategy, information technology, marketing, finance, operations, human resources, and project management.

Driven by a commitment to reliable energy, Ontario Power Generation is dedicated to powering Ontario through diverse generation sources and upholding a philosophy of operational excellence and sustainable practices, significantly impacting the province's energy landscape.

Leadership Roles at Ontario Power Generation

  • President & Chief Executive Officer - Nicolle Butcher
  • Chief Financial Officer & Chief Administrative Officer - Aida Cipolla
  • President of the Brooklin Redmen Major Series Lacrosse Team - Dean Link
  • Chief Information Officer - Ranjika Manamperi
  • Line Manager CA Chief Marketing Officer - Jesse Aubin
  • IAM Security Architect & Chief Information Officer - Hiren Mistry
  • Head Chief Information Officer, Project Management Office Section Business & Resource Support - Sadeem Khan
  • Chief Operations Officer - Shelley Babin
  • Chief People Officer - Paul Kameka
  • Nicolle Butcher - President & Chief Executive Officer

    Nicolle Butcher, the President & Chief Executive Officer at Ontario Power Generation, directs the overall strategic vision and operational execution for the company, which provides approximately 70% of Ontario's electricity. Overseeing nuclear, hydroelectric, solar, wind, and fossil fuel generation, Butcher ensures the reliable and efficient delivery of power across the province. This leadership role involves navigating complex regulatory environments and fostering innovation in energy production. By driving sustainable practices and managing stakeholder relationships, Nicolle Butcher ensures Ontario Power Generation meets its mandate to serve the people of Ontario. The executive's focus remains on long-term growth and maintaining the company's position as a critical infrastructure provider.
    Nicolle Butcher

    Aida Cipolla - Chief Financial Officer & Chief Administrative Officer

    Aida Cipolla, the Chief Financial Officer & Chief Administrative Officer at Ontario Power Generation, manages the company's financial health and administrative operations, ensuring fiscal responsibility across all generation sectors. Cipolla oversees budgeting, financial planning, and resource allocation for nuclear, hydroelectric, and renewable energy projects, supporting OPG's role in generating 70% of Ontario's electricity. This dual role involves optimizing administrative processes to enhance operational efficiency and compliance. By providing strategic financial guidance, Aida Cipolla ensures the company's long-term sustainability and its ability to invest in critical infrastructure. The executive's oversight is vital for maintaining stakeholder confidence and supporting OPG's mission.
    Dean Link, the President of the Brooklin Redmen Major Series Lacrosse Team at Ontario Power Generation, directs the strategic leadership and operational management of the professional lacrosse organization. Link oversees all aspects of team operations, including player recruitment, sponsorship acquisition, and community engagement initiatives that enhance the team's profile within the Major Series Lacrosse league. This position requires a keen understanding of sports management and business development to ensure the team's competitive success and financial stability. By guiding the Brooklin Redmen, Dean Link contributes to the vibrant sports landscape while representing a commitment to community involvement beyond core energy generation.

    Ranjika Manamperi - Chief Information Officer

    Ranjika Manamperi, the Chief Information Officer at Ontario Power Generation, architects the company's technology strategy, ensuring robust and secure information systems that support diverse energy generation operations. Manamperi oversees the integration of digital solutions across nuclear, hydroelectric, and renewable energy platforms, enhancing operational efficiency and data integrity. This critical role involves managing IT infrastructure, cybersecurity initiatives, and digital transformation projects to align with OPG's mission of providing reliable power. By driving technological advancements, Ranjika Manamperi ensures that Ontario Power Generation maintains a competitive edge and adheres to stringent industry standards. The executive's leadership focuses on leveraging technology to optimize resource management and support sustainable energy solutions.

    Jesse Aubin - Line Manager CA Chief Marketing Officer

    Jesse Aubin, the Line Manager CA Chief Marketing Officer at Ontario Power Generation, spearheads the company's marketing and communications strategies, enhancing brand visibility and public engagement. Aubin directs initiatives that articulate OPG's commitment to reliable energy generation from nuclear, hydroelectric, and renewable sources across Ontario. This position involves developing campaigns that highlight the company's environmental stewardship and economic contributions to the province. By fostering strong relationships with communities and stakeholders, Jesse Aubin ensures OPG's message resonates effectively. The executive's efforts are crucial in shaping public perception and supporting the company's mandate to power Ontario reliably and sustainably.

    Hiren Mistry - IAM Security Architect & Chief Information Officer

    Hiren Mistry, the IAM Security Architect & Chief Information Officer at Ontario Power Generation, leads the critical integration of identity and access management security protocols with the company's overarching information technology strategy. Mistry ensures that robust security frameworks protect sensitive data and operational systems across OPG's diverse energy generation portfolio, including nuclear and hydroelectric facilities. This role is pivotal in safeguarding against cyber threats and maintaining the integrity of IT infrastructure essential for powering Ontario. By architecting secure digital environments, Hiren Mistry directly supports the reliable and safe delivery of electricity. The executive's expertise is fundamental to OPG's operational resilience and compliance.

    Sadeem Khan - Head Chief Information Officer, Project Management Office Section Business & Resource Support

    Sadeem Khan, the Head Chief Information Officer, Project Management Office Section Business & Resource Support at Ontario Power Generation, directs the strategic alignment of IT resources and project management methodologies to support business objectives. Khan oversees the implementation of technology solutions that enhance operational efficiency and resource allocation across OPG's generation facilities, including nuclear and hydroelectric assets. This leadership position ensures that project portfolios are managed effectively, delivering value and supporting the company's mandate to provide reliable energy for Ontario. By optimizing business and resource support through IT, Sadeem Khan plays a key part in OPG's operational success and strategic execution.

    Shelley Babin - Chief Operations Officer

    Shelley Babin, the Chief Operations Officer at Ontario Power Generation, oversees the day-to-day operational execution of the company's extensive energy generation portfolio, including nuclear, hydroelectric, and renewable sources. Babin directs the teams responsible for maintaining the safety, reliability, and efficiency of facilities that supply approximately 70% of Ontario's electricity. This role involves managing complex operational challenges, optimizing resource utilization, and ensuring adherence to stringent environmental and safety regulations. By driving operational excellence, Shelley Babin ensures that Ontario Power Generation consistently meets its commitment to powering the province. The executive's focus is on continuous improvement and maintaining the integrity of critical energy infrastructure.
    Shelley Babin

    Paul Kameka - Chief People Officer

    Paul Kameka, the Chief People Officer at Ontario Power Generation, leads the human resources strategy, focusing on talent acquisition, development, and employee engagement across the organization. Kameka oversees initiatives designed to foster a skilled and motivated workforce essential for operating diverse energy generation facilities, from nuclear to renewables. This role is critical in cultivating a culture of safety, innovation, and collaboration, supporting OPG's mission to provide reliable power to Ontario. By championing employee well-being and professional growth, Paul Kameka ensures that Ontario Power Generation has the talent necessary to meet future energy demands and maintain operational excellence. The executive's leadership strengthens the company's human capital.

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    Frequently Asked Questions Regarding Ontario Power Generation Top Executives and Leadership Team

    Who leads Ontario Power Generation?
    Ontario Power Generation is led by Nicolle Butcher (President & Chief Executive Officer), along with executives such as Aida Cipolla (Chief Financial Officer & Chief Administrative Officer) and Dean Link (President of the Brooklin Redmen Major Series Lacrosse Team).
    Who is part of Ontario Power Generation’s executive team?
    The executive team of Ontario Power Generation includes leaders such as Nicolle Butcher (President & Chief Executive Officer), Aida Cipolla (Chief Financial Officer & Chief Administrative Officer), Dean Link (President of the Brooklin Redmen Major Series Lacrosse Team) and other senior executives.
    How many executives does Ontario Power Generation have?
    Ontario Power Generation has 9 executives leading key business areas.
    What roles are included in Ontario Power Generation’s leadership team?
    The leadership team of Ontario Power Generation includes roles such as President & Chief Executive Officer, Chief Financial Officer & Chief Administrative Officer, President of the Brooklin Redmen Major Series Lacrosse Team, Chief Information Officer, Line Manager CA Chief Marketing Officer.