Precision Medicine Group Executive and Leadership Team

August, 2026

Leadership Overview

Precision Medicine Group has 9 executives leading key functions including strategy, technology, financial oversight, and clinical operations.

Focused on accelerating life-sciences innovation, Precision Medicine Group delivers integrated development and commercialization services to global pharmaceutical clients while maintaining a commitment to translational excellence and regulatory precision.

Leadership Roles at Precision Medicine Group

  • Chief Executive Officer - Margaret Keegan
  • Co-Founder & Chief Executive Officer - Mark Clein
  • Vice President, Chief of Staff To the Chief Executive Officer - Marcus Brown
  • Chief Financial Officer - Karl Deonanan
  • Translational Sciences Chief Operating Officer & Chief Financial Officer - Michael Winston
  • Chief Financial Officer, Precision AQ - Wendy Shusko
  • President - Chad Clarke
  • Chief Technology Officer - Othniel Badea
  • 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 global operational vision. Keegan manages the integration of advanced lab sciences with translational informatics to support pharmaceutical clients throughout complex product development lifecycles. By aligning internal resources with evolving market demands, the Chief Executive Officer ensures that the organization maintains a competitive edge in the life-sciences consulting sector. This leadership role involves fostering cross-functional collaboration across international teams to drive commercialization success. Margaret Keegan actively monitors industry trends to refine service delivery models, ensuring that the firm provides high-value insights to partners. Through rigorous oversight of organizational performance, the Chief Executive Officer secures long-term growth and operational efficiency. Ultimately, Keegan cultivates a culture of scientific rigor and client-focused innovation that defines the firm's market presence.
    Margaret Keegan

    Mark Clein - Co-Founder & Chief Executive Officer

    Mark Clein, the Co-Founder & Chief Executive Officer at Precision Medicine Group, architects the foundational business model and long-term strategic trajectory. Clein oversees the expansion of service capabilities, ensuring that the firm effectively addresses the unique challenges faced by pharmaceutical and life-sciences companies. By guiding the executive team, the Co-Founder & Chief Executive Officer maintains alignment between corporate objectives and the delivery of specialized regulatory and marketing communications. This leadership role requires constant evaluation of the competitive landscape to identify new opportunities for growth and service diversification. Mark Clein drives the firm's commitment to excellence in translational medicine, ensuring that all client engagements produce measurable outcomes. Through strategic partnerships and internal development initiatives, the Co-Founder & Chief Executive Officer strengthens the company's reputation as a leader in the industry. Clein consistently prioritizes innovation to sustain the firm's market impact.

    Marcus Brown - Vice President, Chief of Staff To the Chief Executive Officer

    Marcus Brown, the Vice President, Chief of Staff To the Chief Executive Officer at Precision Medicine Group, coordinates executive operations and facilitates strategic alignment across the leadership team. Brown manages the flow of information and priorities between the Chief Executive Officer and various departments, ensuring that corporate initiatives receive necessary attention. By streamlining internal processes, the Vice President, Chief of Staff To the Chief Executive Officer enhances the efficiency of decision-making and project execution. This leadership role involves overseeing cross-functional projects that support the firm's mission to assist pharmaceutical clients with complex development challenges. Marcus Brown monitors the progress of key strategic goals, providing the Chief Executive Officer with actionable data and operational support. Through effective communication and organizational management, the Vice President, Chief of Staff To the Chief Executive Officer ensures that the firm remains focused on its core objectives. Brown drives operational excellence to support the company's growth.

    Karl Deonanan - Chief Financial Officer

    Karl Deonanan, the Chief Financial Officer at Precision Medicine Group, manages the fiscal health and capital allocation strategies of the organization. Deonanan oversees financial planning, reporting, and risk management to ensure the firm maintains a robust foundation for growth. By analyzing market performance and operational costs, the Chief Financial Officer provides critical insights that inform strategic decision-making across all business units. This leadership role involves coordinating with the executive team to align financial resources with the company's long-term objectives in the life-sciences consulting market. Karl Deonanan directs the implementation of financial controls that support the firm's expansion and service delivery capabilities. Through diligent oversight of budgetary processes, the Chief Financial Officer ensures that the organization remains agile in a rapidly evolving regulatory environment. Deonanan secures the financial stability necessary to sustain the firm's commitment to high-quality client services and scientific excellence.
    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 the operational execution of lab sciences and manages the financial performance of the translational division. Winston oversees the integration of scientific research with commercialization services, ensuring that the firm delivers high-impact results for pharmaceutical partners. By balancing operational efficiency with fiscal responsibility, the Translational Sciences Chief Operating Officer & Chief Financial Officer optimizes the delivery of complex development solutions. This leadership role involves managing resource allocation for scientific projects and ensuring that the division meets rigorous regulatory standards. Michael Winston coordinates with other C-suite leaders to align translational capabilities with the firm's broader market strategy. Through the application of financial and operational expertise, the Translational Sciences Chief Operating Officer & Chief Financial Officer drives the success of the firm's scientific initiatives. Winston ensures that the division remains a cornerstone of the company's service portfolio.
    Michael Winston

    Wendy Shusko - Chief Financial Officer, Precision AQ

    Wendy Shusko, the Chief Financial Officer, Precision AQ at Precision Medicine Group, manages the financial operations and strategic planning for the Precision AQ division. Shusko oversees the budgeting, forecasting, and revenue management processes that support the firm's marketing communications and payer insights services. By analyzing the financial performance of the division, the Chief Financial Officer, Precision AQ ensures that resources are effectively deployed to meet client needs in the life-sciences sector. This leadership role involves collaborating with divisional heads to align financial goals with the firm's overall commercialization strategy. Wendy Shusko directs the implementation of financial policies that promote growth and operational efficiency within the division. Through rigorous fiscal oversight, the Chief Financial Officer, Precision AQ maintains the financial health required to support the firm's market impact. Shusko provides the financial leadership necessary to sustain the division's competitive position in the industry.

    Chad Clarke - President

    Chad Clarke, the President at Precision Medicine Group, directs the day-to-day operations and service delivery across the firm's diverse consulting portfolio. Clarke oversees the execution of development and commercialization strategies, ensuring that the organization meets the complex needs of pharmaceutical and life-sciences clients. By managing the performance of key business units, the President ensures that the firm maintains high standards of quality and regulatory compliance. This leadership role involves coordinating with the executive team to drive operational excellence and market expansion. Chad Clarke monitors the effectiveness of service delivery models, implementing improvements that enhance client outcomes. Through strategic oversight of internal teams, the President fosters a culture of collaboration and innovation that supports the firm's mission. Clarke drives the company's operational success by aligning resources with the evolving demands of the global life-sciences environment. The President ensures that the firm remains a trusted partner for its clients.

    Othniel Badea - Chief Technology Officer

    Othniel Badea, the Chief Technology Officer at Precision Medicine Group, directs the development and implementation of translational informatics and digital infrastructure. Badea manages the technological framework that supports complex data analysis and regulatory reporting for pharmaceutical clients. By optimizing internal systems, the Chief Technology Officer ensures that the firm leverages cutting-edge tools to solve intricate product development challenges. This leadership role involves coordinating with scientific teams to integrate data-driven insights into commercialization strategies. Othniel Badea oversees the security and scalability of digital platforms, facilitating seamless collaboration across global operations. Through the application of advanced technology, the Chief Technology Officer enhances the efficiency of lab sciences and regulatory affairs. Badea maintains a focus on digital transformation to keep the organization at the forefront of the life-sciences sector. Ultimately, the Chief Technology Officer drives technological innovation to support the firm's overarching mission.

    David Winn - Chief Administrative Officer, Clinical Solutions

    David Winn, the Chief Administrative Officer, Clinical Solutions at Precision Medicine Group, directs the administrative infrastructure and operational support for the clinical solutions division. Winn oversees the processes that enable the firm to deliver high-quality clinical development services to pharmaceutical clients. By managing administrative workflows and resource coordination, the Chief Administrative Officer, Clinical Solutions ensures that the division operates with maximum efficiency. This leadership role involves aligning administrative support with the scientific and regulatory requirements of clinical projects. David Winn collaborates with other leaders to ensure that the division's operations support the firm's broader commercialization goals. Through the implementation of effective administrative policies, the Chief Administrative Officer, Clinical Solutions facilitates the successful execution of complex clinical trials and research initiatives. Winn maintains a focus on operational stability to support the firm's mission. The Chief Administrative Officer, Clinical Solutions drives the division's ability to meet client expectations.
    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 Marcus Brown (Vice President, Chief of Staff To the Chief Executive 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), Marcus Brown (Vice President, Chief of Staff To the Chief Executive 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, Vice President, Chief of Staff To the Chief Executive Officer, Chief Financial Officer, Translational Sciences Chief Operating Officer & Chief Financial Officer.