Cameco Executive and Leadership Team

November, 2026

Leadership Overview

Cameco has 4 executives leading key functions including corporate strategy, financial oversight, global operations, and fuel manufacturing services.

Focused on sustainable energy production, Cameco delivers essential uranium refining and conversion services to global markets while maintaining a commitment to operational excellence and long-term shareholder value.

Leadership Roles at Cameco

  • President & Chief Executive Officer - Timothy Gitzel
  • Senior VP & Chief Financial Officer - Heidi Shockey
  • Senior Vice - President and Chief Operating Officer - Brian Reilly
  • President & Chief Operating Officer - Grant Isaac
  • Timothy Gitzel - President & Chief Executive Officer

    Timothy Gitzel, the President & Chief Executive Officer at Cameco, directs the overarching corporate strategy for the global uranium supply chain. Gitzel manages high-level relationships with international energy partners and regulatory bodies to ensure consistent fuel manufacturing output. By aligning internal resources with market demand, the President & Chief Executive Officer drives long-term growth across North American and international markets. Timothy Gitzel oversees the integration of sustainable mining practices into the core business model, ensuring compliance with environmental standards. This leadership role involves constant coordination with the Board to refine capital allocation and risk management frameworks. Through rigorous oversight of refining and conversion operations, the President & Chief Executive Officer maintains the competitive position of the organization within the nuclear energy sector. Ultimately, Gitzel secures the stability of the supply chain while advancing the strategic vision of the company.
    Timothy Gitzel

    Heidi Shockey - Senior VP & Chief Financial Officer

    Heidi Shockey, the Senior VP & Chief Financial Officer at Cameco, manages the fiscal health and capital structure of the organization. Shockey directs financial planning, reporting, and treasury functions to support the expansion of uranium refining and conversion capabilities. By analyzing market trends and commodity price fluctuations, the Senior VP & Chief Financial Officer optimizes the balance sheet to facilitate strategic investments. Heidi Shockey coordinates with the executive team to ensure that financial objectives align with the broader mission of providing reliable fuel manufacturing services. This role involves rigorous oversight of internal controls and investor relations to maintain transparency and market confidence. Through the implementation of robust financial strategies, the Senior VP & Chief Financial Officer supports the operational scale of the company across diverse geographic regions. Ultimately, Shockey ensures the long-term financial viability of the enterprise through disciplined fiscal management.
    Heidi Shockey

    Brian Reilly - Senior Vice - President and Chief Operating Officer

    Brian Reilly, the Senior Vice - President and Chief Operating Officer at Cameco, executes the technical and logistical strategies required for uranium refining and conversion. Reilly directs the daily operations of production facilities, focusing on process efficiency and safety standards. By overseeing the technical teams, the Senior Vice - President and Chief Operating Officer ensures that fuel manufacturing services meet the stringent requirements of global energy clients. Brian Reilly manages the integration of new technologies into existing infrastructure to enhance output capacity. This leadership role involves close collaboration with the executive team to streamline supply chain logistics and minimize operational downtime. Through the optimization of production workflows, the Senior Vice - President and Chief Operating Officer drives the operational performance of the company. Ultimately, Reilly maintains the technical integrity of the refining processes while supporting the broader goals of the organization.
    Brian Reilly

    Grant Isaac - President & Chief Operating Officer

    Grant Isaac, the President & Chief Operating Officer at Cameco, architects the operational framework for the company's fuel manufacturing and conversion business units. Isaac directs the strategic deployment of resources to maximize the efficiency of uranium processing facilities. By focusing on the scalability of operations, the President & Chief Operating Officer ensures that the company meets the evolving needs of the nuclear energy market. Grant Isaac coordinates with other C-suite leaders to align operational output with commercial objectives and market demand. This role involves managing complex logistical networks to ensure the reliable delivery of services to international customers. Through the implementation of advanced operational methodologies, the President & Chief Operating Officer drives continuous improvement across all production sites. Ultimately, Isaac strengthens the market position of the organization by ensuring that operational capabilities remain at the forefront of the industry.
    Grant Isaac

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    Frequently Asked Questions Regarding Cameco Top Executives and Leadership Team

    Who leads Cameco?
    Cameco is led by Timothy Gitzel (President & Chief Executive Officer), along with executives such as Heidi Shockey (Senior VP & Chief Financial Officer) and Brian Reilly (Senior Vice - President and Chief Operating Officer).
    Who is part of Cameco’s executive team?
    The executive team of Cameco includes leaders such as Timothy Gitzel (President & Chief Executive Officer), Heidi Shockey (Senior VP & Chief Financial Officer), Brian Reilly (Senior Vice - President and Chief Operating Officer) and other senior executives.
    How many executives does Cameco have?
    Cameco has 4 executives leading key business areas.
    What roles are included in Cameco’s leadership team?
    The leadership team of Cameco includes roles such as President & Chief Executive Officer, Senior VP & Chief Financial Officer, Senior Vice - President and Chief Operating Officer, President & Chief Operating Officer.