Mayo Clinic Executive and Leadership Team

June, 2026

Leadership Overview

Mayo Clinic has 10 executives leading key functions including finance, technology, and communications.

Driven by a commitment to patient care, Mayo Clinic is dedicated to advancing medical research and education, impacting global health through integrated clinical practice and innovation.

Leadership Roles at Mayo Clinic

  • Chief of Staff To the Chief Executive Officer - Erin Jones
  • Chief Financial Officer - Brian Suter
  • Interim Chief Financial Officer, Mcs - Renee Ennis
  • Vice President & Chief Financial Officer - Thomas Tiggelaar
  • Chief of Staff - Ketcham Jeffrey
  • Product Leader, Generative AI (Office of Chief Technology Officer) - Saikat Majumder
  • Head Chief Technology Officer, Information Technology Section Office of - Katharine Pomerleau
  • Enterprise Data Architect & Chief Technology Officer, Office of - Nathan Spillers
  • Enterprise IT Architect & Chief Technology Officer, Office of - Kelly Boles
  • Chief Communications Officer - Dawn Tappy
  • Erin Jones - Chief of Staff To the Chief Executive Officer

    Erin Jones, the Chief of Staff To the Chief Executive Officer at Mayo Clinic, acts as a key strategic advisor and operational facilitator. Jones supports the CEO in driving organizational initiatives, managing executive communications, and ensuring alignment across Mayo Clinic's diverse functions. This position involves coordinating high-priority projects, optimizing executive decision-making processes, and enhancing the overall effectiveness of leadership. The Chief of Staff's role is critical for advancing the organization's mission of integrated clinical practice, education, and medical research. Erin Jones contributes significantly to the seamless execution of strategic plans, supporting Mayo Clinic's commitment to providing comprehensive care and fostering healthcare innovation worldwide.

    Brian Suter - Chief Financial Officer

    Brian Suter, the Chief Financial Officer at Mayo Clinic, directs the organization's financial strategy and operations. Suter oversees all fiscal activities, including budgeting, financial planning, and resource allocation, ensuring the financial health and sustainability of the nonprofit healthcare giant. This leadership role involves managing investments, optimizing revenue streams, and maintaining compliance with complex healthcare financial regulations across its numerous international locations. Suter's financial oversight supports Mayo Clinic's integrated clinical practice, education, and medical research initiatives, enabling the organization to deliver comprehensive medical services and drive healthcare innovation worldwide. The Chief Financial Officer's strategic financial management is critical for sustaining Mayo Clinic's mission of providing specialized neurological care, dialysis, and hospice services.

    Renee Ennis - Interim Chief Financial Officer, Mcs

    Renee Ennis, the Interim Chief Financial Officer, Mcs at Mayo Clinic, provides critical financial leadership and oversight during a transitional period. Ennis manages the financial operations specific to the Mcs division, ensuring fiscal responsibility and strategic alignment with Mayo Clinic's broader objectives. This role involves detailed financial analysis, budgeting, and resource management to support the delivery of comprehensive medical services and ongoing research endeavors. The Interim Chief Financial Officer's focus on financial stability and efficiency is essential for sustaining Mayo Clinic's mission of integrated clinical practice and education. Renee Ennis's contributions are vital for navigating financial complexities and supporting the organization's commitment to healthcare innovation and patient care.

    Thomas Tiggelaar - Vice President & Chief Financial Officer

    Thomas Tiggelaar, the Vice President & Chief Financial Officer at Mayo Clinic, directs the financial strategy and operational integrity of the organization. Tiggelaar oversees all aspects of financial planning, budgeting, and resource allocation, ensuring the fiscal health of Mayo Clinic's global operations. This executive role is crucial for supporting the integrated clinical practice, extensive medical research, and educational programs that define the institution. The Vice President & Chief Financial Officer's leadership ensures that financial resources are effectively deployed to advance healthcare innovation and provide specialized medical services, including neurological care and hospice services. Thomas Tiggelaar's financial acumen is instrumental in maintaining Mayo Clinic's position as a leading nonprofit healthcare organization.

    Ketcham Jeffrey - Chief of Staff

    Ketcham Jeffrey, the Chief of Staff at Mayo Clinic, provides strategic support and operational guidance to executive leadership. Jeffrey manages key initiatives, facilitates cross-departmental collaboration, and ensures alignment with the organization's overarching mission of integrated clinical practice, education, and medical research. This role involves streamlining operations, enhancing communication channels, and driving efficiency across Mayo Clinic's extensive network of hospitals and clinics. The Chief of Staff's efforts are crucial for implementing strategic priorities and supporting the multidisciplinary approach to patient care that defines Mayo Clinic. By coordinating efforts and optimizing workflows, Ketcham Jeffrey contributes directly to the organization's ability to offer comprehensive medical services and advance healthcare innovation globally.

    Saikat Majumder - Product Leader, Generative AI (Office of Chief Technology Officer)

    Saikat Majumder, the Product Leader, Generative AI (Office of Chief Technology Officer) at Mayo Clinic, spearheads the development and implementation of advanced artificial intelligence solutions. Majumder focuses on leveraging generative AI to enhance patient care, accelerate medical research, and improve operational efficiency within the healthcare organization. This leadership position involves defining product roadmaps, guiding AI development teams, and ensuring the ethical and effective deployment of AI technologies across Mayo Clinic's integrated clinical practice. The Product Leader's work directly supports the organization's commitment to medical advancement and healthcare innovation, particularly in areas like specialized neurological care and complex health condition management. Saikat Majumder's expertise in generative AI is pivotal for exploring new frontiers in diagnostics, treatment, and personalized medicine.

    Katharine Pomerleau - Head Chief Technology Officer, Information Technology Section Office of

    Katharine Pomerleau, the Head Chief Technology Officer, Information Technology Section Office of at Mayo Clinic, leads the strategic direction of the organization's technology infrastructure and digital transformation efforts. Pomerleau oversees the development and implementation of innovative IT solutions that support integrated clinical practice, medical research, and educational programs. This critical role involves ensuring the security, reliability, and scalability of technology systems across Mayo Clinic's global network. The Head Chief Technology Officer's vision drives advancements in areas such as electronic health records, data analytics, and telehealth, enhancing patient care and operational efficiency. Katharine Pomerleau's leadership is essential for leveraging technology to achieve Mayo Clinic's mission of healthcare innovation and excellence.

    Nathan Spillers - Enterprise Data Architect & Chief Technology Officer, Office of

    Nathan Spillers, the Enterprise Data Architect & Chief Technology Officer, Office of at Mayo Clinic, shapes the organization's data strategy and technological architecture. Spillers focuses on building robust data frameworks that enable advanced analytics, support medical research, and enhance clinical decision-making. This leadership position involves overseeing the design and implementation of enterprise-wide data solutions, ensuring data integrity, accessibility, and security across Mayo Clinic's operations. The Enterprise Data Architect & Chief Technology Officer's work is fundamental to unlocking the potential of data for healthcare innovation and personalized patient care. Nathan Spillers's expertise drives the effective utilization of data to advance Mayo Clinic's mission in integrated practice, education, and research.

    Kelly Boles - Enterprise IT Architect & Chief Technology Officer, Office of

    Kelly Boles, the Enterprise IT Architect & Chief Technology Officer, Office of at Mayo Clinic, directs the strategic planning and execution of the organization's information technology architecture. Boles oversees the design and integration of scalable IT systems that support Mayo Clinic's extensive clinical practice, research initiatives, and educational programs. This role is pivotal in ensuring that technology infrastructure aligns with the organization's mission to provide comprehensive medical services and drive healthcare innovation. The Enterprise IT Architect & Chief Technology Officer's focus on robust IT architecture enhances operational efficiency, data security, and the delivery of advanced patient care. Kelly Boles's contributions are vital for maintaining Mayo Clinic's technological leadership and commitment to medical advancement.

    Dawn Tappy - Chief Communications Officer

    Dawn Tappy, the Chief Communications Officer at Mayo Clinic, leads the strategic development and execution of all internal and external communication initiatives. Tappy manages public relations, media relations, and corporate messaging, ensuring consistent and effective communication of Mayo Clinic's mission, values, and achievements. This executive role is crucial for building and maintaining the organization's reputation as a global leader in integrated clinical practice, education, and medical research. The Chief Communications Officer's efforts support stakeholder engagement, enhance brand visibility, and foster a strong organizational culture. Dawn Tappy's strategic communication leadership is instrumental in advancing Mayo Clinic's commitment to healthcare innovation and patient care worldwide.
    Dawn Tappy

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    Frequently Asked Questions Regarding Mayo Clinic Top Executives and Leadership Team

    Who leads Mayo Clinic?
    Mayo Clinic is led by Erin Jones (Chief of Staff To the Chief Executive Officer), along with executives such as Brian Suter (Chief Financial Officer) and Renee Ennis (Interim Chief Financial Officer, Mcs).
    Who is part of Mayo Clinic’s executive team?
    The executive team of Mayo Clinic includes leaders such as Erin Jones (Chief of Staff To the Chief Executive Officer), Brian Suter (Chief Financial Officer), Renee Ennis (Interim Chief Financial Officer, Mcs) and other senior executives.
    How many executives does Mayo Clinic have?
    Mayo Clinic has 10 executives leading key business areas.
    What roles are included in Mayo Clinic’s leadership team?
    The leadership team of Mayo Clinic includes roles such as Chief of Staff To the Chief Executive Officer, Chief Financial Officer, Interim Chief Financial Officer, Mcs, Vice President & Chief Financial Officer, Chief of Staff.