Astellas Pharma Executive and Leadership Team

June, 2026

Leadership Overview

Astellas Pharma has 10 executives leading key functions including strategy, marketing, finance, operations, and medical affairs.

Driven by innovation, Astellas Pharma is dedicated to improving global health through the development and delivery of innovative pharmaceutical products, embodying a leadership philosophy centered on patient-centricity and scientific excellence.

Leadership Roles at Astellas Pharma

  • President & Chief Executive Officer - Naoki Okamura
  • Chief Financial Officer - Cathy Huet
  • Senior Vice President, Chief of Staff To Chief Financial Officer, Head of Corporate FP & A - Kuni Osawa
  • Chief Operating Officer - Ajay Rathod
  • Chief Marketing Officer - Eliana Cowens
  • Chief Marketing Officer, Lead, Office, Strategic Operations - Kenichi Kazuta
  • Head of Strategic Collaboration Chief of Staff - Sand'Eria Lewis
  • Chief Marketing Officer & Manager, External Manufacturing Integration - Matthew Brieger
  • Head of Strategic Collaboration Chief of Staff - Sand'Eria Lewis
  • Chief Medical Officer - Bernie Zeiher
  • Naoki Okamura - President & Chief Executive Officer

    Naoki Okamura, the President & Chief Executive Officer at Astellas Pharma, directs the company's overarching strategy and global operations. This leadership role involves setting the strategic vision for pharmaceutical manufacturing, marketing, import, and export activities. Okamura ensures alignment across all business units, driving Astellas Pharma's commitment to innovation and patient well-being. The President & Chief Executive Officer oversees the integration of research and development efforts with commercialization strategies, aiming to bring novel therapies to market. This executive guides the company's financial performance and market positioning, ensuring sustainable growth and long-term value creation. By championing a culture of scientific rigor and ethical conduct, Naoki Okamura solidifies Astellas Pharma's reputation as a leader in the pharmaceutical industry, focusing on addressing unmet medical needs worldwide.
    Naoki Okamura

    Cathy Huet - Chief Financial Officer

    Cathy Huet, the Chief Financial Officer at Astellas Pharma, manages the company's financial operations and fiscal strategy. This critical role encompasses financial planning, budgeting, risk management, and investor relations, ensuring the financial health and stability of Astellas Pharma. Huet oversees the allocation of resources to support research, development, and manufacturing initiatives, aligning financial objectives with strategic business goals. The Chief Financial Officer provides essential financial insights to guide executive decision-making and optimize profitability. By maintaining robust financial controls and transparent reporting, Cathy Huet upholds the company's commitment to integrity and accountability. This leadership ensures Astellas Pharma can continue its mission of delivering innovative pharmaceuticals to improve global health outcomes.

    Kuni Osawa - Senior Vice President, Chief of Staff To Chief Financial Officer, Head of Corporate FP & A

    Kuni Osawa, the Senior Vice President, Chief of Staff To Chief Financial Officer, Head of Corporate FP & A at Astellas Pharma, provides critical financial leadership and strategic support. This role involves overseeing corporate financial planning and analysis (FP&A) and acting as a key advisor to the Chief Financial Officer. Osawa directs the financial forecasting, budgeting, and reporting processes, ensuring accuracy and strategic alignment for Astellas Pharma. The Senior Vice President, Chief of Staff To Chief Financial Officer, Head of Corporate FP & A plays an integral part in financial decision-making, resource allocation, and performance management. By driving financial discipline and strategic insights, Kuni Osawa contributes significantly to the company's financial stability and its mission to improve global health through pharmaceutical innovation.

    Ajay Rathod - Chief Operating Officer

    Ajay Rathod, the Chief Operating Officer at Astellas Pharma, directs the operational efficiency and execution of the company's global business activities. This position involves overseeing the manufacturing, supply chain, and distribution networks critical to delivering Astellas Pharma's pharmaceutical products worldwide. Rathod focuses on optimizing operational processes to enhance productivity, reduce costs, and ensure the highest standards of quality and compliance. The Chief Operating Officer collaborates with various departments to streamline workflows and implement best practices across all operational facets. By ensuring seamless integration of manufacturing and market delivery, Ajay Rathod supports the company's mission to make innovative treatments accessible to patients globally. This executive's leadership is vital for maintaining Astellas Pharma's competitive edge in the pharmaceutical sector.

    Eliana Cowens - Chief Marketing Officer

    Eliana Cowens, the Chief Marketing Officer at Astellas Pharma, spearheads the strategic direction for all marketing initiatives. This role involves developing and executing comprehensive marketing plans to promote Astellas Pharma's pharmaceutical products across global markets. Cowens oversees market analysis, brand management, and customer engagement strategies, ensuring effective communication of product value propositions. The Chief Marketing Officer collaborates closely with research and development teams to translate scientific advancements into compelling market narratives. By identifying emerging market trends and competitive landscapes, Cowens drives market penetration and revenue growth. This executive's leadership ensures that Astellas Pharma's innovative treatments reach the patients who need them most, reinforcing the company's mission to improve global health through pharmaceutical excellence.

    Kenichi Kazuta - Chief Marketing Officer, Lead, Office, Strategic Operations

    Kenichi Kazuta, the Chief Marketing Officer, Lead, Office, Strategic Operations at Astellas Pharma, drives integrated marketing strategies and oversees critical operational functions. This dual role involves shaping market positioning for Astellas Pharma's pharmaceutical portfolio while also leading strategic operational initiatives. Kazuta ensures that marketing efforts are aligned with the company's broader business objectives and operational capabilities. The Chief Marketing Officer, Lead, Office, Strategic Operations focuses on enhancing market reach and impact through innovative campaigns and efficient operational execution. This executive's leadership bridges marketing insights with operational realities, fostering synergy across departments. By optimizing strategic operations, Kenichi Kazuta contributes significantly to Astellas Pharma's mission of improving global health through accessible and effective pharmaceutical solutions.

    Sand'Eria Lewis - Head of Strategic Collaboration Chief of Staff

    Sand'Eria Lewis, the Head of Strategic Collaboration Chief of Staff at Astellas Pharma, facilitates key partnerships and drives strategic initiatives across the organization. This role involves coordinating efforts to foster collaborations that advance Astellas Pharma's research, development, and commercialization goals. Lewis works closely with executive leadership to ensure seamless execution of strategic projects and effective communication across departments. The Head of Strategic Collaboration Chief of Staff plays a pivotal role in identifying and nurturing alliances that enhance the company's market presence and therapeutic offerings. By managing critical collaborations, Sand'Eria Lewis supports Astellas Pharma's commitment to innovation and its mission to improve global health outcomes through impactful pharmaceutical solutions.

    Matthew Brieger - Chief Marketing Officer & Manager, External Manufacturing Integration

    Matthew Brieger, the Chief Marketing Officer & Manager, External Manufacturing Integration at Astellas Pharma, leads both market-facing strategies and the integration of external manufacturing processes. This comprehensive role ensures that Astellas Pharma's marketing efforts are supported by robust and efficient external production capabilities. Brieger oversees the development and execution of marketing campaigns while simultaneously managing relationships and integration with external manufacturing partners. The Chief Marketing Officer & Manager, External Manufacturing Integration focuses on optimizing the supply chain to meet market demand for pharmaceutical products. By aligning marketing objectives with manufacturing realities, Matthew Brieger enhances the company's ability to deliver innovative treatments to patients worldwide, reinforcing Astellas Pharma's dedication to global health.

    Sand'Eria Lewis - Head of Strategic Collaboration Chief of Staff

    Sand'Eria Lewis, the Head of Strategic Collaboration Chief of Staff at Astellas Pharma, facilitates key partnerships and drives strategic initiatives across the organization. This role involves coordinating efforts to foster collaborations that advance Astellas Pharma's research, development, and commercialization goals. Lewis works closely with executive leadership to ensure seamless execution of strategic projects and effective communication across departments. The Head of Strategic Collaboration Chief of Staff plays a pivotal role in identifying and nurturing alliances that enhance the company's market presence and therapeutic offerings. By managing critical collaborations, Sand'Eria Lewis supports Astellas Pharma's commitment to innovation and its mission to improve global health outcomes through impactful pharmaceutical solutions.

    Bernie Zeiher - Chief Medical Officer

    Bernie Zeiher, the Chief Medical Officer at Astellas Pharma, leads the company's medical affairs and clinical development strategies. This vital role ensures that Astellas Pharma's pharmaceutical products are grounded in rigorous scientific evidence and meet the highest clinical standards. Zeiher oversees clinical research, medical safety, and regulatory affairs, guiding the development of innovative therapies. The Chief Medical Officer collaborates with research and development teams to translate scientific discoveries into patient benefits, focusing on addressing unmet medical needs. By championing medical excellence and ethical research practices, Bernie Zeiher reinforces Astellas Pharma's commitment to improving global health. This executive's expertise is crucial for navigating the complex landscape of pharmaceutical development and market introduction.

    Explore Leadership Teams in Manufacturing

    Frequently Asked Questions Regarding Astellas Pharma Top Executives and Leadership Team

    Who leads Astellas Pharma?
    Astellas Pharma is led by Naoki Okamura (President & Chief Executive Officer), along with executives such as Cathy Huet (Chief Financial Officer) and Kuni Osawa (Senior Vice President, Chief of Staff To Chief Financial Officer, Head of Corporate FP & A).
    Who is part of Astellas Pharma’s executive team?
    The executive team of Astellas Pharma includes leaders such as Naoki Okamura (President & Chief Executive Officer), Cathy Huet (Chief Financial Officer), Kuni Osawa (Senior Vice President, Chief of Staff To Chief Financial Officer, Head of Corporate FP & A) and other senior executives.
    How many executives does Astellas Pharma have?
    Astellas Pharma has 10 executives leading key business areas.
    What roles are included in Astellas Pharma’s leadership team?
    The leadership team of Astellas Pharma includes roles such as President & Chief Executive Officer, Chief Financial Officer, Senior Vice President, Chief of Staff To Chief Financial Officer, Head of Corporate FP & A, Chief Operating Officer, Chief Marketing Officer.