Precision Medicine Group Executive and Leadership Team

May, 2026

Leadership Overview

Precision Medicine Group has 9 executives leading key functions including strategy, finance, operations, people, and clinical solutions.

Driven by innovation, Precision Medicine Group empowers pharmaceutical and life-sciences clients to navigate complex product development and commercialization challenges through an integrated team of experts in lab sciences, informatics, regulatory affairs, and market communications.

Leadership Roles at Precision Medicine Group

  • Chief Executive Officer - Margaret Keegan
  • Co-Founder & Chief Executive Officer - Mark Clein
  • Chief Financial Officer - Karl Deonanan
  • Translational Sciences Chief Operating Officer & Chief Financial Officer - Michael Winston
  • President & Chief Operating Officer - Charles Clark
  • President, Clinical Solutions - Sofia Baig
  • President - Chad Clarke
  • Chief People Officer - Tracey Leahy
  • Chief Administrative Officer, Clinical Solutions - David Winn
  • Margaret Keegan - Chief Executive Officer

    Margaret Keegan, the Chief Executive Officer at Precision Medicine Group, directs the overarching corporate strategy and operational execution. Keegan's leadership focuses on guiding the company's integrated approach to solving product development and commercialization challenges for pharmaceutical and life-sciences clients. This involves aligning advanced lab sciences, translational informatics, regulatory affairs, payer insights, and marketing communications to deliver cohesive solutions. Keegan ensures the company's mission to conquer market complexities is consistently met. The Chief Executive Officer's role demands a deep understanding of the evolving regulatory landscape and market dynamics, driving the firm's strategic vision forward. By fostering collaboration across diverse expert teams, Keegan enhances the delivery of impactful services. This executive leadership ensures Precision Medicine Group maintains its position as a vital partner in the life sciences sector. Margaret Keegan's strategic oversight is critical for sustained growth and client success.

    Mark Clein - Co-Founder & Chief Executive Officer

    Mark Clein, the Co-Founder & Chief Executive Officer at Precision Medicine Group, shapes the company's foundational strategy and long-term vision. Clein's dual role as co-founder imbues the leadership with a deep understanding of the company's origins and its ongoing mission to support pharmaceutical and life-sciences clients. This executive drives the integration of diverse expert capabilities, including advanced lab sciences, informatics, regulatory affairs, and commercialization services. Clein's focus extends to ensuring the company effectively addresses the intricate challenges faced by clients in product development and market entry. The Chief Executive Officer's strategic direction is paramount in navigating the rapidly evolving environment of the life sciences industry. By championing innovation and client-centric solutions, Mark Clein reinforces the company's commitment to delivering exceptional value. This leadership ensures the continued success and expansion of Precision Medicine Group's service offerings.

    Karl Deonanan - Chief Financial Officer

    Karl Deonanan, the Chief Financial Officer at Precision Medicine Group, manages the company's financial health and strategic fiscal planning. Deonanan oversees all financial operations, including budgeting, forecasting, and resource allocation, ensuring robust financial stability to support client services and company growth. This role is critical in translating the company's strategic objectives into actionable financial plans, enabling Precision Medicine Group to effectively serve pharmaceutical and life-sciences clients. The Chief Financial Officer's expertise is vital for navigating the financial complexities inherent in product development and commercialization projects. By optimizing financial performance and managing fiscal risks, Deonanan ensures the company's resources are strategically deployed. Karl Deonanan's leadership provides the financial framework necessary for sustained operational excellence and market competitiveness. This executive's diligence supports the firm's ability to deliver integrated solutions.
    Karl Deonanan

    Michael Winston - Translational Sciences Chief Operating Officer & Chief Financial Officer

    Michael Winston, the Translational Sciences Chief Operating Officer & Chief Financial Officer at Precision Medicine Group, directs critical operational and financial functions within the translational sciences division. Winston's dual responsibilities ensure seamless integration between scientific advancement and fiscal management, optimizing the delivery of complex services to life-sciences clients. This executive oversees the operational execution of translational science initiatives, ensuring they align with strategic financial goals and regulatory requirements. The Chief Operating Officer & Chief Financial Officer's role is pivotal in managing the resources and processes that drive product development and commercialization support. By bridging scientific innovation with sound financial stewardship, Michael Winston enhances the company's capacity to address client challenges. This leadership ensures the efficient and effective deployment of expertise in advanced lab sciences and informatics.
    Michael Winston

    Charles Clark - President & Chief Operating Officer

    Charles Clark, the President & Chief Operating Officer at Precision Medicine Group, orchestrates the company's day-to-day operations and drives strategic execution across all service lines. Clark's leadership ensures the seamless delivery of integrated solutions, from advanced lab sciences to regulatory affairs and commercialization support for pharmaceutical and life-sciences clients. This executive oversees the operational efficiency and effectiveness of the expert teams, fostering a collaborative environment that tackles complex product development challenges. The President & Chief Operating Officer's role is central to maintaining high standards of service delivery and operational excellence. By optimizing workflows and resource management, Charles Clark enhances the company's ability to respond to evolving market demands. This leadership ensures Precision Medicine Group consistently provides impactful support to its clients.
    Charles Clark

    Sofia Baig - President, Clinical Solutions

    Sofia Baig, the President, Clinical Solutions at Precision Medicine Group, directs the strategic vision and operational execution of the company's clinical services. Baig leads the integration of advanced lab sciences, informatics, and regulatory affairs to support pharmaceutical and life-sciences clients through complex product development pathways. This executive ensures the clinical solutions division delivers comprehensive support, addressing the unique challenges of bringing novel therapies to market. The President, Clinical Solutions' leadership is vital in optimizing clinical trial processes and ensuring compliance with evolving regulatory landscapes. By fostering collaboration among scientific and operational teams, Sofia Baig enhances the efficacy and efficiency of client projects. This leadership drives the advancement of precision medicine through expert-driven clinical support.

    Chad Clarke - President

    Chad Clarke, the President at Precision Medicine Group, drives strategic initiatives and operational oversight across key business segments. Clarke's leadership focuses on enhancing the company's integrated service offerings, ensuring pharmaceutical and life-sciences clients receive comprehensive support for product development and commercialization. This executive plays a pivotal role in aligning diverse expert teams, including those in advanced lab sciences, informatics, and regulatory affairs, to meet evolving market demands. The President's strategic direction is crucial for navigating the complexities of the life sciences industry and delivering impactful solutions. By fostering collaboration and driving operational excellence, Chad Clarke strengthens Precision Medicine Group's position as a leader in the field. This leadership ensures the company's continued success in addressing critical client needs.

    Tracey Leahy - Chief People Officer

    Tracey Leahy, the Chief People Officer at Precision Medicine Group, leads human capital strategy and organizational development. Leahy is responsible for cultivating a high-performance culture that attracts, retains, and develops the specialized talent required to serve pharmaceutical and life-sciences clients. This executive oversees all aspects of human resources, including talent acquisition, employee engagement, and professional development, ensuring the company's integrated team of experts remains at the forefront of their fields. The Chief People Officer's role is crucial in supporting the company's mission to conquer product development and commercialization challenges by empowering its workforce. Tracey Leahy's strategic focus on people ensures Precision Medicine Group possesses the exceptional expertise needed to navigate a rapidly evolving environment. This leadership fosters an environment where innovation and collaboration thrive.

    David Winn - Chief Administrative Officer, Clinical Solutions

    David Winn, the Chief Administrative Officer, Clinical Solutions at Precision Medicine Group, manages the essential administrative functions supporting the clinical solutions division. Winn ensures the smooth operation of processes that underpin the delivery of services to pharmaceutical and life-sciences clients, focusing on efficiency and compliance. This executive oversees the administrative infrastructure necessary for advanced lab sciences, informatics, and regulatory affairs support within clinical development projects. The Chief Administrative Officer's role is critical in streamlining operations and facilitating the seamless execution of client strategies. By optimizing administrative workflows, David Winn enhances the capacity of the clinical solutions team to address product development and commercialization challenges. This leadership ensures the division operates with maximum effectiveness and support.
    David Winn

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    Frequently Asked Questions Regarding Precision Medicine Group Top Executives and Leadership Team

    Who leads Precision Medicine Group?
    Precision Medicine Group is led by Margaret Keegan (Chief Executive Officer), along with executives such as Mark Clein (Co-Founder & Chief Executive Officer) and Karl Deonanan (Chief Financial Officer).
    Who is part of Precision Medicine Group’s executive team?
    The executive team of Precision Medicine Group includes leaders such as Margaret Keegan (Chief Executive Officer), Mark Clein (Co-Founder & Chief Executive Officer), Karl Deonanan (Chief Financial Officer) and other senior executives.
    How many executives does Precision Medicine Group have?
    Precision Medicine Group has 9 executives leading key business areas.
    What roles are included in Precision Medicine Group’s leadership team?
    The leadership team of Precision Medicine Group includes roles such as Chief Executive Officer, Co-Founder & Chief Executive Officer, Chief Financial Officer, Translational Sciences Chief Operating Officer & Chief Financial Officer, President & Chief Operating Officer.