Viatris Executive and Leadership Team

June, 2026

Leadership Overview

Viatris has 10 executives leading key functions including strategy, operations, finance, and information technology.

Driven by a commitment to patient health, Viatris empowers people worldwide to live healthier at every stage of life by providing access to medicines and advancing sustainable operations.

Leadership Roles at Viatris

  • Principal Chief Executive Officer - Jonathan Toledo
  • Chief Financial Officer & Executive Director - Sarada Bhagawati
  • Administrative Manager, Office of the Chief Financial Officer, Mylan - Renee Miller
  • Chief of Staff - Kristin DiBartolomeo
  • Vice President, Chief of Staff and Head of the Office of the Chief Information Officer. Global Head of PMO - Aparna Reddy
  • Global Chief Information Officer - Ramkumar Rayapureddy
  • Head of IT Global Partner (Corporate Functions) & Chief Information Officer, Office of - Abigail Anderson
  • Chief of Staff & Chief Supply Officer (Office of Supply) - Jeff Wallace
  • Chief of Staff & Office of Administrative Chief & Transformation Officer - Nicolette O'Rourke
  • Jonathan Toledo - Principal Chief Executive Officer

    Jonathan Toledo, the Principal Chief Executive Officer at Viatris, directs the overarching corporate strategy and operational execution. Toledo's leadership ensures Viatris consistently delivers on its mission to provide global access to essential medicines. This involves steering the company's direction in advancing sustainable operations and developing innovative solutions that directly address patient health needs across diverse markets. Toledo's strategic vision guides the integration of collective expertise to enhance patient outcomes worldwide. The Principal Chief Executive Officer's role is central to maintaining Viatris's market position and driving forward its commitment to health equity. Toledo's oversight encompasses all major business units, ensuring alignment with long-term growth objectives and ethical business practices. This executive function is critical for navigating the complexities of the global pharmaceutical landscape and upholding the company's core values.

    Sarada Bhagawati - Chief Financial Officer & Executive Director

    Sarada Bhagawati, the Chief Financial Officer & Executive Director at Viatris, directs the company's financial strategy and fiscal operations to support global health initiatives. Bhagawati's leadership ensures Viatris maintains financial stability while advancing its mission to provide access to medicines and promote sustainable operations worldwide. The Chief Financial Officer & Executive Director oversees all financial planning, reporting, and investment strategies, critical for driving innovation and improving patient health outcomes. Sarada Bhagawati's role is fundamental to Viatris's long-term growth and its commitment to ethical business practices. This executive function manages capital allocation, risk management, and investor relations, ensuring Viatris's financial health. Bhagawati's strategic financial stewardship is essential for Viatris's continued success in the pharmaceutical sector.
    Sarada Bhagawati

    Renee Miller - Administrative Manager, Office of the Chief Financial Officer, Mylan

    Renee Miller, the Administrative Manager, Office of the Chief Financial Officer, Mylan at Viatris, provides critical administrative support to financial operations, ensuring efficiency and compliance. Miller's role is integral to the smooth functioning of the finance department, supporting Viatris's mission to provide access to medicines and advance sustainable operations. The Administrative Manager, Office of the Chief Financial Officer, Mylan facilitates key processes that enable effective financial planning and reporting. Renee Miller's dedication ensures that the financial team can focus on strategic objectives aimed at improving patient health. This position is essential for maintaining organizational structure and supporting the executive leadership in achieving Viatris's global goals. Miller's contributions are vital for the operational integrity of the financial division.

    Kristin DiBartolomeo - Chief of Staff

    Kristin DiBartolomeo, the Chief of Staff at Viatris, facilitates strategic initiatives and operational alignment across executive functions. DiBartolomeo's role is pivotal in ensuring seamless communication and execution of Viatris's mission to improve patient health globally. This involves coordinating efforts between departments to advance sustainable operations and the development of innovative pharmaceutical solutions. The Chief of Staff supports the Principal Chief Executive Officer in managing key projects and driving forward the company's commitment to providing access to medicines. DiBartolomeo's focus extends to optimizing internal processes and fostering a culture of collaboration. This leadership position is essential for translating high-level strategy into actionable plans that enhance patient well-being and strengthen Viatris's market presence. Kristin DiBartolomeo ensures that the company's collective expertise is effectively leveraged to meet evolving healthcare demands.

    Aparna Reddy - Vice President, Chief of Staff and Head of the Office of the Chief Information Officer. Global Head of PMO

    Aparna Reddy, the Vice President, Chief of Staff and Head of the Office of the Chief Information Officer. Global Head of PMO at Viatris, directs strategic project management and oversees the operational efficiency of the information technology division. Reddy's leadership ensures that Viatris's technological infrastructure effectively supports its global mission of providing access to medicines and advancing sustainable operations. As Global Head of PMO, Aparna Reddy orchestrates complex projects, driving innovation and ensuring alignment with corporate objectives. This role is critical for enhancing patient health through optimized IT solutions and robust project governance. The Vice President, Chief of Staff and Head of the Office of the Chief Information Officer. Global Head of PMO's responsibilities include fostering collaboration between IT and other business units, ensuring the effective deployment of resources. Reddy's expertise is vital for Viatris's continued growth and its commitment to improving patient outcomes worldwide.

    Ramkumar Rayapureddy - Global Chief Information Officer

    Ramkumar Rayapureddy, the Global Chief Information Officer at Viatris, architects the company's technology strategy to support global health initiatives and operational excellence. Rayapureddy's leadership drives the development and implementation of innovative IT solutions that enhance Viatris's ability to provide access to medicines and advance sustainable operations worldwide. The Global Chief Information Officer ensures the integrity and security of Viatris's digital infrastructure, directly impacting patient health outcomes and the company's overall efficiency. Ramkumar Rayapureddy's role is crucial in leveraging technology to foster innovation and improve patient care across all markets. This executive function oversees the global IT portfolio, ensuring alignment with Viatris's core mission and strategic objectives. Rayapureddy's vision guides the technological advancements necessary for Viatris to thrive in the dynamic pharmaceutical landscape.
    Ramkumar Rayapureddy

    Abigail Anderson - Head of IT Global Partner (Corporate Functions) & Chief Information Officer, Office of

    Abigail Anderson, the Head of IT Global Partner (Corporate Functions) & Chief Information Officer, Office of at Viatris, spearheads the IT strategy and partnership for critical corporate functions. Anderson's leadership ensures that Viatris's technological infrastructure robustly supports its mission of providing access to medicines and advancing sustainable operations. This role is integral to optimizing internal processes and driving digital transformation across the organization. The Head of IT Global Partner (Corporate Functions) & Chief Information Officer, Office of's focus is on aligning IT solutions with the specific needs of corporate departments, thereby enhancing overall business performance. Abigail Anderson's expertise is key to Viatris's commitment to improving patient health through efficient and effective technology deployment. Anderson drives the strategic integration of IT services, ensuring seamless operations and supporting Viatris's global objectives.

    Jeff Wallace - Chief of Staff & Chief Supply Officer (Office of Supply)

    Jeff Wallace, the Chief of Staff & Chief Supply Officer (Office of Supply) at Viatris, optimizes the global supply chain to ensure consistent access to essential medicines. Wallace's leadership drives efficiency and resilience in Viatris's supply operations, directly supporting the company's mission to improve patient health worldwide. The Chief of Staff & Chief Supply Officer (Office of Supply) oversees procurement, logistics, and inventory management, ensuring the seamless delivery of pharmaceutical products. Jeff Wallace's strategic oversight is critical for advancing Viatris's commitment to sustainable operations and innovation. This executive function ensures that Viatris can effectively meet global demand while maintaining high standards of quality and reliability. Wallace's expertise is vital for navigating complex supply chain dynamics and reinforcing Viatris's position as a trusted healthcare provider.

    Nicolette O'Rourke - Chief of Staff & Office of Administrative Chief & Transformation Officer

    Nicolette O'Rourke, the Chief of Staff & Office of Administrative Chief & Transformation Officer at Viatris, drives organizational transformation and administrative efficiency. O'Rourke's leadership focuses on streamlining operations and implementing strategic changes to enhance Viatris's ability to provide access to medicines and advance sustainable practices globally. The Chief of Staff & Office of Administrative Chief & Transformation Officer plays a key part in modernizing Viatris's administrative functions and fostering a culture of continuous improvement. Nicolette O'Rourke's efforts are crucial for supporting Viatris's mission to improve patient health through innovative and efficient business processes. This executive role is vital for guiding Viatris through periods of significant change and ensuring operational readiness. O'Rourke's strategic direction supports Viatris's long-term vision and market leadership.

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    Frequently Asked Questions Regarding Viatris Top Executives and Leadership Team

    Who leads Viatris?
    Viatris is led by Jonathan Toledo (Principal Chief Executive Officer), along with executives such as Sarada Bhagawati (Chief Financial Officer & Executive Director) and Renee Miller (Administrative Manager, Office of the Chief Financial Officer, Mylan).
    Who is part of Viatris’s executive team?
    The executive team of Viatris includes leaders such as Jonathan Toledo (Principal Chief Executive Officer), Sarada Bhagawati (Chief Financial Officer & Executive Director), Renee Miller (Administrative Manager, Office of the Chief Financial Officer, Mylan) and other senior executives.
    How many executives does Viatris have?
    Viatris has 9 executives leading key business areas.
    What roles are included in Viatris’s leadership team?
    The leadership team of Viatris includes roles such as Principal Chief Executive Officer, Chief Financial Officer & Executive Director, Administrative Manager, Office of the Chief Financial Officer, Mylan, Chief of Staff, Vice President, Chief of Staff and Head of the Office of the Chief Information Officer. Global Head of PMO.