Hologic Executive and Leadership Team

June, 2026

Leadership Overview

Hologic has 9 executives leading key functions including information technology, operations, finance, human resources, international markets, and diagnostic solutions.

Driven by a commitment to advancing women's health, Hologic develops and supplies advanced diagnostic products, imaging systems, and surgical tools that support clinical care across breast health, gynecological care, and infectious disease testing, partnering with healthcare professionals to raise standards of care and help patients live healthier lives.

Leadership Roles at Hologic

  • Special Advisor To Chairman, President and Chief Executive Officer - MaryJo Griffin
  • Chief Financial Officer - Karleen Oberton
  • Senior VP, Finance & Chief Financial Officer, Finance - Herm Rosenman
  • Chief Operating Officer - Essex Mitchell
  • Group President, International - Jan Verstreken
  • President, Diagnostic Solutions - Jennifer Schneiders
  • Group President, International - Jan Verstreken
  • President, Breast & Skeletal Health Solutions - Mark Horvath
  • Chief Information Officer - Paul Malenchini
  • Chief Human Resource Officer - Keith Chrzanowski
  • MaryJo Griffin - Special Advisor To Chairman, President and Chief Executive Officer

    MaryJo Griffin, the Special Advisor To Chairman, President and Chief Executive Officer at Hologic, provides strategic counsel and supports key initiatives across the executive leadership team. Griffin collaborates closely with senior management to advance Hologic's mission of improving women's health through innovative diagnostic, imaging, and surgical solutions. This advisory role involves offering expert insights on market dynamics, corporate strategy, and operational enhancements that align with the company's long-term vision. By leveraging extensive experience, the Special Advisor To Chairman, President and Chief Executive Officer contributes to critical decision-making processes, ensuring Hologic maintains its leadership in women's health technologies. MaryJo Griffin's guidance is instrumental in navigating complex business challenges and capitalizing on opportunities for growth and impact. The strategic support provided by Griffin reinforces Hologic's commitment to partnering with healthcare professionals and enhancing patient well-being globally.

    Karleen Oberton - Chief Financial Officer

    Karleen Oberton, the Chief Financial Officer at Hologic, directs the company's financial strategy, planning, and reporting. Oberton oversees all fiscal operations, including accounting, treasury, and investor relations, ensuring financial health and stability for Hologic's global operations. This executive position involves managing capital allocation, driving profitability, and providing critical financial insights to support strategic decision-making across the organization. By guiding financial performance, the Chief Financial Officer ensures resources are effectively deployed to advance women's health solutions, including diagnostic products, imaging systems, and surgical tools. Karleen Oberton's expertise is vital in navigating complex financial markets and maintaining strong relationships with stakeholders. The financial stewardship provided by Oberton underpins Hologic's capacity for innovation and its sustained market presence, contributing directly to the company's mission of improving patient outcomes worldwide.
    Karleen Oberton

    Herm Rosenman - Senior VP, Finance & Chief Financial Officer, Finance

    Herm Rosenman, the Senior VP, Finance & Chief Financial Officer, Finance at Hologic, plays a pivotal role in managing the company's financial operations and strategic fiscal planning. Rosenman oversees critical financial functions, including budgeting, forecasting, and financial analysis, ensuring robust fiscal management across Hologic's global enterprise. This leadership position involves supporting the Chief Financial Officer in driving financial performance and optimizing resource allocation for the development and delivery of women's health solutions. By providing detailed financial insights, the Senior VP, Finance & Chief Financial Officer, Finance contributes to informed strategic decisions that enhance operational efficiency and market competitiveness. Herm Rosenman's dedication to financial integrity supports Hologic's commitment to innovation and its mission of improving patient care worldwide. The financial oversight provided by Rosenman is essential for sustaining Hologic's growth and its leadership in medical technology.

    Essex Mitchell - Chief Operating Officer

    Essex Mitchell, the Chief Operating Officer at Hologic, orchestrates the company's global operational activities, ensuring seamless execution of its strategic objectives. Mitchell oversees manufacturing, supply chain management, and operational excellence initiatives, directly impacting the delivery of Hologic's advanced diagnostic products, imaging systems, and surgical tools. This critical role involves optimizing production processes to meet global demand, maintaining stringent quality control standards, and driving efficiency across all operational facets. By managing the complex logistics of a worldwide presence, the Chief Operating Officer ensures that Hologic's solutions reach healthcare professionals and patients effectively. Essex Mitchell's leadership focuses on enhancing productivity and reducing costs while upholding the highest standards of product integrity. The operational framework established by Mitchell supports Hologic's commitment to improving women's health through reliable and innovative medical technologies.
    Essex Mitchell

    Jan Verstreken - Group President, International

    Jan Verstreken, the Group President, International at Hologic, directs the company's business operations and strategic growth initiatives across all global markets outside the United States. Verstreken oversees the expansion and performance of Hologic's diverse portfolio, including diagnostic products, imaging systems, and surgical tools, in key international regions. This leadership position involves adapting Hologic's offerings to meet regional healthcare needs and regulatory requirements, driving market penetration, and building strong relationships with international healthcare providers. By managing a complex global network, the Group President, International ensures that Hologic effectively serves patients and professionals worldwide. Jan Verstreken's strategic vision is crucial for extending Hologic's impact on women's health globally. The operational leadership provided by Verstreken is essential for Hologic's mission to improve health and well-being across diverse international landscapes.

    Jennifer Schneiders - President, Diagnostic Solutions

    Jennifer Schneiders, the President, Diagnostic Solutions at Hologic, leads the strategic direction and operational execution for the company's comprehensive diagnostic product portfolio. Schneiders oversees the development, marketing, and sales of innovative testing solutions that are critical for early detection, diagnosis, and treatment across various health areas, including infectious diseases. This executive role involves driving product innovation, ensuring market leadership, and expanding access to advanced diagnostic technologies globally. By focusing on the evolving needs of healthcare providers and patients, the President, Diagnostic Solutions enhances Hologic's ability to deliver timely and accurate health insights. Jennifer Schneiders' leadership is pivotal in advancing Hologic's mission to improve women's health and overall well-being through cutting-edge diagnostics. The strategic focus provided by Schneiders ensures Hologic remains at the forefront of diagnostic innovation worldwide.
    Jennifer Schneiders

    Jan Verstreken - Group President, International

    Jan Verstreken, the Group President, International at Hologic, directs the company's business operations and strategic growth initiatives across all global markets outside the United States. Verstreken oversees the expansion and performance of Hologic's diverse portfolio, including diagnostic products, imaging systems, and surgical tools, in key international regions. This leadership position involves adapting Hologic's offerings to meet regional healthcare needs and regulatory requirements, driving market penetration, and building strong relationships with international healthcare providers. By managing a complex global network, the Group President, International ensures that Hologic effectively serves patients and professionals worldwide. Jan Verstreken's strategic vision is crucial for extending Hologic's impact on women's health globally. The operational leadership provided by Verstreken is essential for Hologic's mission to improve health and well-being across diverse international landscapes.

    Mark Horvath - President, Breast & Skeletal Health Solutions

    Mark Horvath, the President, Breast & Skeletal Health Solutions at Hologic, spearheads the strategic development and market leadership for the company's critical breast health and skeletal health product lines. Horvath oversees the innovation, commercialization, and global distribution of advanced imaging systems and diagnostic tools designed for early detection and intervention. This executive position involves driving advancements in mammography, bone density measurement, and related technologies to improve patient outcomes and support healthcare professionals. By focusing on these specialized areas, the President, Breast & Skeletal Health Solutions ensures Hologic continues to set industry standards. Mark Horvath's leadership is instrumental in advancing Hologic's core mission of enhancing women's health through superior diagnostic and therapeutic solutions. The strategic direction provided by Horvath is vital for maintaining Hologic's global leadership in breast and skeletal health.
    Mark Horvath

    Paul Malenchini - Chief Information Officer

    Paul Malenchini, the Chief Information Officer at Hologic, directs the company's global information technology strategy and infrastructure. Malenchini oversees the development and implementation of digital solutions that support Hologic's mission of improving women's health through early detection, diagnosis, and treatment. This leadership role involves ensuring robust cybersecurity measures, optimizing data management for research and development, and driving technological innovation across all business units. By integrating advanced IT systems, the Chief Information Officer enhances operational efficiency and supports the company's worldwide presence. Malenchini's strategic vision ensures that Hologic's technology platforms are scalable and secure, directly contributing to the advancement of diagnostic products, imaging systems, and surgical tools that empower healthcare professionals and benefit patients globally. Paul Malenchini's oversight extends to managing the IT budget and fostering a culture of technological excellence within the organization.
    Paul Malenchini

    Keith Chrzanowski - Chief Human Resource Officer

    Keith Chrzanowski, the Chief Human Resource Officer at Hologic, leads the company's global human resources strategy, talent management, and organizational development. Chrzanowski oversees initiatives focused on attracting, retaining, and developing a high-performing workforce dedicated to advancing women's health. This executive role involves cultivating a positive and inclusive company culture, implementing competitive compensation and benefits programs, and ensuring compliance with labor laws across Hologic's international operations. By fostering employee engagement and professional growth, the Chief Human Resource Officer directly supports the innovation and execution required for Hologic's diagnostic products, imaging systems, and surgical tools. Keith Chrzanowski's leadership ensures that Hologic has the talent and organizational capabilities to achieve its mission of improving patient well-being worldwide. The strategic human capital management led by Chrzanowski is fundamental to Hologic's sustained success and its commitment to excellence.
    Keith Chrzanowski

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    Frequently Asked Questions Regarding Hologic Top Executives and Leadership Team

    Who leads Hologic?
    Hologic is led by MaryJo Griffin (Special Advisor To Chairman, President and Chief Executive Officer), along with executives such as Karleen Oberton (Chief Financial Officer) and Herm Rosenman (Senior VP, Finance & Chief Financial Officer, Finance).
    Who is part of Hologic’s executive team?
    The executive team of Hologic includes leaders such as MaryJo Griffin (Special Advisor To Chairman, President and Chief Executive Officer), Karleen Oberton (Chief Financial Officer), Herm Rosenman (Senior VP, Finance & Chief Financial Officer, Finance) and other senior executives.
    How many executives does Hologic have?
    Hologic has 10 executives leading key business areas.
    What roles are included in Hologic’s leadership team?
    The leadership team of Hologic includes roles such as Special Advisor To Chairman, President and Chief Executive Officer, Chief Financial Officer, Senior VP, Finance & Chief Financial Officer, Finance, Chief Operating Officer, Group President, International.