Unity Health Toronto Executive and Leadership Team

October, 2026

Leadership Overview

Unity Health Toronto has 8 executives leading key functions including strategy, clinical operations, financial management, research, and communications.

Committed to advancing urban health outcomes, Unity Health Toronto integrates primary, secondary, and tertiary care services while fostering world-class research and education across its diverse network of facilities.

Leadership Roles at Unity Health Toronto

  • President & Chief Executive Officer - Altaf Stationwala
  • Interim Chief Executive Officer - Nicole Nakoneshny
  • Executive Vice President & Chief Financial Officer - Dean Martin
  • Chief Operating Officer, Research - Mani Kang
  • Chief Technology Officer & Coordinator - Nadine Fleming
  • Chief Technology Officer & Coordinator - Saadiaa Khan
  • Vice President & Chief Medical Officer - Alun Ackery
  • Vice President, Stakeholder Relations & Chief Communications Officer - Sabrina Divell
  • Altaf Stationwala - President & Chief Executive Officer

    Altaf Stationwala, the President & Chief Executive Officer at Unity Health Toronto, directs the overarching strategic vision for the entire hospital network. Stationwala oversees the integration of Providence Healthcare, St. Joseph's Health Centre, and St. Michael's Hospital to ensure seamless patient care delivery across the urban landscape. By aligning clinical goals with long-term institutional growth, the President & Chief Executive Officer drives excellence in primary, secondary, and tertiary care services. Altaf Stationwala maintains close collaboration with the Board to secure resources for world-class research and education initiatives. This leadership role involves navigating complex healthcare environments to improve community health outcomes. Through rigorous oversight of organizational performance, the President & Chief Executive Officer ensures that the network remains a leader in post-acute, rehabilitation, and palliative care. Stationwala fosters a culture of innovation, ultimately strengthening the operational foundation of the entire health system.
    Altaf Stationwala

    Nicole Nakoneshny - Interim Chief Executive Officer

    Nicole Nakoneshny, the Interim Chief Executive Officer at Unity Health Toronto, manages the immediate operational continuity of the health network. Nakoneshny guides the executive team through transitional periods, ensuring that patient care standards remain high across all facilities. The Interim Chief Executive Officer monitors the execution of core health mandates, focusing on the delivery of primary and quaternary care services. By facilitating communication between departments, Nakoneshny maintains stability within the organization during critical phases of development. Nicole Nakoneshny coordinates with clinical leaders to address urgent community health needs and resource allocation. This role requires precise management of institutional priorities to support the ongoing mission of the network. Through active engagement with stakeholders, the Interim Chief Executive Officer upholds the reputation of the hospital system. Nakoneshny ensures that all administrative and clinical functions align with the broader goals of providing comprehensive care to urban populations.

    Dean Martin - Executive Vice President & Chief Financial Officer

    Dean Martin, the Executive Vice President & Chief Financial Officer at Unity Health Toronto, manages the fiscal health and resource allocation for the entire organization. Martin oversees the budgeting process for primary, secondary, and quaternary care services, ensuring financial sustainability across all hospital sites. The Executive Vice President & Chief Financial Officer directs capital investments in medical infrastructure and research facilities to maintain high standards of care. By analyzing financial performance metrics, Martin provides the data necessary for strategic decision-making at the executive level. Dean Martin coordinates with department heads to optimize operational efficiency and reduce costs without compromising patient outcomes. This leadership role involves managing complex funding streams and ensuring compliance with provincial health regulations. Through prudent financial planning, the Executive Vice President & Chief Financial Officer supports the long-term growth of the network. Martin secures the necessary capital to advance the mission of providing comprehensive healthcare to urban communities.

    Mani Kang - Chief Operating Officer, Research

    Mani Kang, the Chief Operating Officer, Research at Unity Health Toronto, directs the operational framework for the network's extensive research programs. Kang oversees the laboratory facilities and clinical trial environments that define the institution's commitment to medical advancement. The Chief Operating Officer, Research manages the logistical requirements for large-scale studies, ensuring that researchers have the support needed to drive innovation. By aligning research activities with clinical care goals, Kang facilitates the translation of scientific discoveries into patient treatments. Mani Kang coordinates with academic partners and funding bodies to expand the reach of the network's research initiatives. This leadership role involves optimizing the use of specialized equipment and personnel to maximize scientific output. Through the management of research operations, the Chief Operating Officer, Research contributes to the network's reputation as a hub for medical education. Kang ensures that all research activities adhere to the highest standards of safety and ethical practice.

    Nadine Fleming - Chief Technology Officer & Coordinator

    Nadine Fleming, the Chief Technology Officer & Coordinator at Unity Health Toronto, architects the digital infrastructure necessary for modern hospital operations. Fleming oversees the implementation of advanced health information systems that support clinical decision-making across the network. The Chief Technology Officer & Coordinator drives the adoption of secure data platforms to enhance patient record management and diagnostic accuracy. By coordinating technical resources, Fleming ensures that medical staff possess the tools required for efficient care delivery in primary and tertiary settings. Nadine Fleming manages the integration of new software solutions to streamline administrative workflows and improve overall system performance. This leadership role involves mitigating cybersecurity risks while fostering digital innovation within the healthcare environment. Through the strategic deployment of technology, the Chief Technology Officer & Coordinator supports the network's commitment to research and education. Fleming optimizes digital assets to improve the quality of care for all patients.

    Saadiaa Khan - Chief Technology Officer & Coordinator

    Saadiaa Khan, the Chief Technology Officer & Coordinator at Unity Health Toronto, manages the coordination of technical projects across the hospital network. Khan oversees the deployment of communication systems that link clinical teams across different care sites. The Chief Technology Officer & Coordinator drives the development of patient-facing digital portals to improve access to health information. By coordinating cross-functional teams, Khan ensures that technology initiatives support the delivery of rehabilitation and long-term care services. Saadiaa Khan monitors the performance of existing IT infrastructure to prevent service disruptions in critical care areas. This leadership role involves evaluating emerging technologies to determine their potential impact on hospital efficiency and patient experience. Through the strategic alignment of technical resources, the Chief Technology Officer & Coordinator supports the network's broader mission of community health. Khan facilitates the integration of new digital tools to enhance the overall quality of care provided by the organization.

    Alun Ackery - Vice President & Chief Medical Officer

    Alun Ackery, the Vice President & Chief Medical Officer at Unity Health Toronto, directs the clinical standards and medical practices across the entire network. Ackery oversees the performance of physicians and clinical staff, ensuring that patient care meets rigorous quality benchmarks. The Vice President & Chief Medical Officer drives the implementation of evidence-based medicine in primary, secondary, and tertiary care settings. By collaborating with other executives, Ackery aligns clinical operations with the strategic goals of the organization. Alun Ackery manages the credentialing and professional development of medical personnel to maintain a high-performing workforce. This leadership role involves addressing complex clinical challenges and promoting a culture of safety and excellence. Through the oversight of medical services, the Vice President & Chief Medical Officer ensures that the network provides comprehensive care to diverse urban populations. Ackery maintains the integrity of clinical protocols to support the mission of improving health outcomes.

    Sabrina Divell - Vice President, Stakeholder Relations & Chief Communications Officer

    Sabrina Divell, the Vice President, Stakeholder Relations & Chief Communications Officer at Unity Health Toronto, manages the public image and community engagement strategies for the network. Divell oversees the communication channels that connect the hospital system with patients, residents, and external partners. The Vice President, Stakeholder Relations & Chief Communications Officer drives initiatives to build trust and transparency within the urban communities served by the organization. By coordinating with government agencies and community leaders, Divell ensures that the network's mission is clearly communicated to all stakeholders. Sabrina Divell manages the internal messaging that keeps staff informed and aligned with the institutional values. This leadership role involves crafting narratives that highlight the impact of the network's research and education programs. Through the strategic management of communications, the Vice President, Stakeholder Relations & Chief Communications Officer strengthens the network's position as a vital healthcare provider. Divell fosters positive relationships to support the long-term success of the organization.
    Sabrina Divell

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    Frequently Asked Questions Regarding Unity Health Toronto Top Executives and Leadership Team

    Who leads Unity Health Toronto?
    Unity Health Toronto is led by Altaf Stationwala (President & Chief Executive Officer), along with executives such as Nicole Nakoneshny (Interim Chief Executive Officer) and Dean Martin (Executive Vice President & Chief Financial Officer).
    Who is part of Unity Health Toronto’s executive team?
    The executive team of Unity Health Toronto includes leaders such as Altaf Stationwala (President & Chief Executive Officer), Nicole Nakoneshny (Interim Chief Executive Officer), Dean Martin (Executive Vice President & Chief Financial Officer) and other senior executives.
    How many executives does Unity Health Toronto have?
    Unity Health Toronto has 8 executives leading key business areas.
    What roles are included in Unity Health Toronto’s leadership team?
    The leadership team of Unity Health Toronto includes roles such as President & Chief Executive Officer, Interim Chief Executive Officer, Executive Vice President & Chief Financial Officer, Chief Operating Officer, Research, Chief Technology Officer & Coordinator.