Astellas Pharma Executive and Leadership Team

May, 2026

Leadership Overview

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

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

Leadership Roles at Astellas Pharma

  • President & Chief Executive Officer - Naoki Okamura
  • Chief Financial Officer - Atsushi Kitamura
  • 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 - James Garrison
  • Chief of Staff To GC and CECO - Andrew Daniels
  • Chief Marketing Officer & Manager, External Manufacturing Integration - Matthew Brieger
  • Head of Strategic Collaboration Chief of Staff - Sand'Eria Lewis
  • Chief Marketing Officer, Lead, Office, Strategic Operations - Kenichi Kazuta
  • 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 strategic vision and operational execution. This leadership role involves guiding all business units to ensure alignment with the core mission of delivering innovative pharmaceutical solutions. Okamura oversees global market expansion initiatives, focusing on identifying and capitalizing on emerging opportunities within the healthcare sector. The President & Chief Executive Officer drives the company's commitment to scientific research and development, fostering an environment that encourages groundbreaking discoveries. By ensuring robust corporate governance and ethical business practices, Naoki Okamura maintains Astellas Pharma's reputation as a trusted leader in the pharmaceutical industry. This executive's purview encompasses all aspects of the business, from product lifecycle management to long-term financial planning, ultimately impacting patient access to critical treatments worldwide.
    Naoki Okamura

    Atsushi Kitamura - Chief Financial Officer

    Atsushi Kitamura, the Chief Financial Officer at Astellas Pharma, manages the company's financial health and strategic fiscal planning. This executive oversees all financial operations, including accounting, treasury, and investor relations, ensuring fiscal responsibility and transparency. Kitamura directs the allocation of capital resources to support research and development pipelines and global market penetration strategies. The Chief Financial Officer plays a critical part in evaluating potential mergers, acquisitions, and strategic partnerships, assessing their financial viability and alignment with corporate objectives. By providing insightful financial analysis and forecasting, Atsushi Kitamura guides executive decision-making to optimize profitability and shareholder value. This leadership position is essential for maintaining Astellas Pharma's financial stability and enabling its continued investment in innovative pharmaceutical manufacturing and marketing.

    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 strategic financial leadership and operational support. This executive directs corporate financial planning and analysis (FP&A), ensuring accurate forecasting and budgeting to support business objectives. Osawa manages key financial projects and initiatives, working closely with the Chief Financial Officer to drive financial performance and strategic decision-making. The Senior Vice President, Chief of Staff To Chief Financial Officer, Head of Corporate FP & A oversees the financial health of various business units, ensuring alignment with overall corporate financial strategy. By enhancing financial reporting and analysis capabilities, Kuni Osawa contributes to Astellas Pharma's fiscal discipline and growth. This leadership role is vital for optimizing financial resources and supporting the company's pharmaceutical manufacturing and export operations.

    Ajay Rathod - Chief Operating Officer

    Ajay Rathod, the Chief Operating Officer at Astellas Pharma, oversees the company's day-to-day operational efficiency and execution across all business functions. This executive directs the optimization of manufacturing processes, supply chain logistics, and internal operational systems to ensure seamless product delivery. Rathod focuses on enhancing operational scalability to meet growing global demand for Astellas Pharma's pharmaceutical products. The Chief Operating Officer collaborates with department heads to implement best practices and drive continuous improvement in efficiency and quality control. By managing cross-functional operational integration, Ajay Rathod ensures that all departments work in concert to achieve strategic business objectives. This leadership position is vital for maintaining the integrity of the pharmaceutical supply chain and supporting the company's commitment to reliable product availability.

    James Garrison - Chief Marketing Officer

    James Garrison, the Chief Marketing Officer at Astellas Pharma, spearheads the company's global marketing strategies and brand development. This executive directs the creation and execution of comprehensive marketing campaigns designed to enhance product awareness and market penetration. Garrison oversees market research initiatives to identify unmet medical needs and consumer insights, informing product development and positioning. The Chief Marketing Officer collaborates closely with sales, R&D, and commercial teams to ensure cohesive go-to-market strategies. By analyzing market trends and competitive landscapes, James Garrison drives initiatives that expand Astellas Pharma's reach and impact. This leadership role is crucial for communicating the value of the company's pharmaceutical offerings to healthcare professionals and patients, ultimately supporting the company's mission to improve global health outcomes.
    James Garrison

    Andrew Daniels - Chief of Staff To GC and CECO

    Andrew Daniels, the Chief of Staff To GC and CECO at Astellas Pharma, provides critical support and strategic coordination for the General Counsel and Chief Ethics & Compliance Officer. This executive manages key projects, facilitates communication across departments, and ensures the efficient operation of the legal and compliance functions. Daniels supports the development and implementation of corporate policies and ethical guidelines, reinforcing Astellas Pharma's commitment to integrity. The Chief of Staff To GC and CECO acts as a liaison, streamlining information flow and ensuring alignment between executive leadership and operational teams. By driving strategic initiatives and managing critical administrative functions, Andrew Daniels enhances the effectiveness of the legal and compliance departments. This role is instrumental in upholding the company's ethical standards and ensuring regulatory adherence in all pharmaceutical operations.

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

    Matthew Brieger, the Chief Marketing Officer & Manager, External Manufacturing Integration at Astellas Pharma, drives integrated marketing strategies while overseeing external manufacturing partnerships. This dual role involves developing and executing comprehensive marketing plans to enhance product visibility and market share, alongside managing relationships with external manufacturing partners to ensure supply chain integrity and efficiency. Brieger focuses on optimizing the integration of external manufacturing capabilities with internal operations to meet global demand for pharmaceuticals. The Chief Marketing Officer & Manager, External Manufacturing Integration ensures that marketing efforts are aligned with production capacities and timelines. By bridging marketing objectives with manufacturing realities, Matthew Brieger contributes to Astellas Pharma's ability to deliver critical medicines reliably. This executive's leadership ensures both market success and operational robustness in pharmaceutical production.
    Matthew Brieger

    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 and coordinates key strategic partnerships and collaborations. This executive works to identify and cultivate relationships with external entities that align with Astellas Pharma's mission to advance pharmaceutical innovation. Lewis manages the operational aspects of strategic alliances, ensuring effective communication and project execution between Astellas Pharma and its partners. The Head of Strategic Collaboration Chief of Staff plays a crucial role in streamlining the integration of collaborative efforts into the company's broader business strategy. By fostering strong collaborative frameworks, Sand'Eria Lewis enhances Astellas Pharma's capacity for innovation and market reach. This leadership position is essential for driving synergistic growth and expanding the company's impact in the global pharmaceutical landscape.

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

    Kenichi Kazuta, the Chief Marketing Officer, Lead, Office, Strategic Operations at Astellas Pharma, directs integrated marketing initiatives and oversees strategic operational planning. This executive develops and implements comprehensive marketing strategies to enhance product positioning and market penetration, while also leading the office responsible for strategic operations. Kazuta focuses on aligning marketing efforts with operational capabilities to ensure efficient product launch and distribution. The Chief Marketing Officer, Lead, Office, Strategic Operations drives initiatives that optimize the synergy between marketing objectives and operational execution. By managing key strategic operations, Kenichi Kazuta contributes to Astellas Pharma's ability to effectively bring innovative pharmaceuticals to market. This leadership role is critical for achieving both commercial success and operational excellence in the pharmaceutical sector.

    Bernie Zeiher - Chief Medical Officer

    Bernie Zeiher, the Chief Medical Officer at Astellas Pharma, provides critical medical and scientific leadership across the organization. This executive oversees clinical development strategies, ensuring that research and development efforts are aligned with patient needs and regulatory requirements. Zeiher guides the interpretation of clinical trial data and contributes to the scientific validation of Astellas Pharma's pharmaceutical products. The Chief Medical Officer plays a pivotal role in shaping the company's medical affairs strategy and engaging with the global medical community. By ensuring the highest standards of medical and scientific integrity, Bernie Zeiher upholds Astellas Pharma's commitment to advancing healthcare. This leadership position is fundamental to the company's mission of improving patient outcomes through innovative pharmaceutical solutions.

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    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 Atsushi Kitamura (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), Atsushi Kitamura (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.