SAMSUNG BIOLOGICS Executive and Leadership Team

July, 2026

Leadership Overview

Samsung Biologics has 6 executives leading key functions including strategy, finance, marketing, and operations.

Driven by innovation, SAMSUNG BIOLOGICS is dedicated to advancing biopharmaceutical development and manufacturing, impacting global health through its CDMO services and biosimilar research.

Leadership Roles at SAMSUNG BIOLOGICS

  • Chief Executive Officer - Barry Buckland
  • President & Chief Executive Officer - John Rim
  • Executive Vice President & Head Chief Financial Officer, The Business Support Center - Seungho Ryu
  • President and Chair of BOD - Tae Kim
  • Engineer- Chief Marketing Officer, Cell Culture - Jiye Nam
  • Part Leader, Program Director of Biologics Chief Marketing Officer PM Unit - Yeonjun Kim
  • Barry Buckland - Chief Executive Officer

    Barry Buckland, the Chief Executive Officer at SAMSUNG BIOLOGICS, directs the company's overarching strategy and global operations. Buckland oversees the CDMO business segment, ensuring efficient execution of contract development and manufacturing services for biopharmaceutical products across South Korea, Europe, and the United States. This leadership role involves guiding the company's expansion into new markets and technologies, including antibody-drug conjugates and mRNA products. Buckland's strategic vision focuses on enhancing the company's capabilities in cell line development, process development, and clinical manufacturing. By fostering innovation, the Chief Executive Officer ensures Samsung Biologics maintains its position as a leading CDMO, supporting clients from discovery through commercialization. Barry Buckland drives the company's commitment to quality assurance, control, and biosafety testing, underpinning the reliability of its manufacturing processes.

    John Rim - President & Chief Executive Officer

    John Rim, the President & Chief Executive Officer at SAMSUNG BIOLOGICS, spearheads the company's strategic direction and operational excellence. Rim guides the CDMO business, ensuring the seamless delivery of biopharmaceutical products and services across global markets. This executive leadership involves driving growth in development services, from discovery and cell line development to process development and clinical manufacturing. Rim's focus extends to optimizing aseptic filling, lyophilization, and finishing processes, ensuring product integrity and client satisfaction. The President & Chief Executive Officer also oversees the Biopharmaceutical Development and Commercialization segment, championing the research and commercialization of biosimilar drugs and antibody-drug conjugates. John Rim's leadership ensures Samsung Biologics remains at the forefront of biomanufacturing innovation, supporting the development and production of critical medicines worldwide.
    John Rim

    Seungho Ryu - Executive Vice President & Head Chief Financial Officer, The Business Support Center

    Seungho Ryu, the Executive Vice President & Head Chief Financial Officer, The Business Support Center at SAMSUNG BIOLOGICS, manages the company's financial health and operational support functions. Ryu oversees all financial planning, budgeting, and reporting, ensuring fiscal responsibility across the CDMO and Biopharmaceutical Development segments. This critical role involves managing capital allocation for research and development initiatives, including the manufacture of mammalian and mRNA products. The Executive Vice President & Head Chief Financial Officer, The Business Support Center also directs the business support center, optimizing administrative and operational processes to enhance overall efficiency. Seungho Ryu's financial acumen is vital for supporting Samsung Biologics' global expansion and its commitment to providing high-quality biopharmaceutical manufacturing services. Ryu ensures robust financial controls are in place to support sustainable growth and investor confidence.

    Tae Kim - President and Chair of BOD

    Tae Kim, the President and Chair of BOD at SAMSUNG BIOLOGICS, provides high-level strategic oversight and governance for the organization. Kim leads the Board of Directors, guiding the company's long-term vision and ensuring alignment with shareholder interests. This executive position involves setting the strategic direction for both the CDMO business and the Biopharmaceutical Development and Commercialization segments. The President and Chair of BOD plays a crucial role in major corporate decisions, including investments in new technologies and market expansion. Tae Kim's leadership ensures that Samsung Biologics adheres to the highest standards of corporate governance and ethical conduct. Kim's influence is critical in shaping the company's trajectory, fostering innovation, and maintaining its reputation as a global leader in biopharmaceutical manufacturing.

    Jiye Nam - Engineer- Chief Marketing Officer, Cell Culture

    Jiye Nam, the Engineer- Chief Marketing Officer, Cell Culture at SAMSUNG BIOLOGICS, drives market strategy and commercialization efforts for cell culture-based biopharmaceuticals. Nam leads the marketing initiatives for the CDMO business, focusing on promoting the company's capabilities in discovery, cell line development, and process development. This role involves understanding market dynamics and client needs to position Samsung Biologics as a preferred partner for biopharmaceutical manufacturing. The Engineer- Chief Marketing Officer, Cell Culture oversees the development and execution of marketing campaigns that highlight the company's expertise in aseptic filling, lyophilization, and quality assurance. Jiye Nam's engineering background informs a data-driven approach to marketing, ensuring alignment with the company's technical strengths. Nam's efforts are crucial for expanding market reach and securing new contracts in the competitive biopharmaceutical sector.

    Yeonjun Kim - Part Leader, Program Director of Biologics Chief Marketing Officer PM Unit

    Yeonjun Kim, the Part Leader, Program Director of Biologics Chief Marketing Officer PM Unit at SAMSUNG BIOLOGICS, directs strategic program management for biologics marketing initiatives. Kim oversees the execution of key marketing projects, ensuring alignment with the company's overall commercial objectives and CDMO service offerings. This leadership position involves coordinating cross-functional teams to deliver successful marketing campaigns and product launches. The Part Leader, Program Director of Biologics Chief Marketing Officer PM Unit focuses on managing the program lifecycle, from planning and resource allocation to risk mitigation and performance tracking. Yeonjun Kim's role is essential for translating marketing strategies into actionable plans that support business development and client engagement. Kim ensures that program objectives are met efficiently, contributing to Samsung Biologics' market presence and growth in the biopharmaceutical industry.

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    Frequently Asked Questions Regarding SAMSUNG BIOLOGICS Top Executives and Leadership Team

    Who leads SAMSUNG BIOLOGICS?
    SAMSUNG BIOLOGICS is led by Barry Buckland (Chief Executive Officer), along with executives such as John Rim (President & Chief Executive Officer) and Seungho Ryu (Executive Vice President & Head Chief Financial Officer, The Business Support Center).
    Who is part of SAMSUNG BIOLOGICS’s executive team?
    The executive team of SAMSUNG BIOLOGICS includes leaders such as Barry Buckland (Chief Executive Officer), John Rim (President & Chief Executive Officer), Seungho Ryu (Executive Vice President & Head Chief Financial Officer, The Business Support Center) and other senior executives.
    How many executives does SAMSUNG BIOLOGICS have?
    SAMSUNG BIOLOGICS has 6 executives leading key business areas.
    What roles are included in SAMSUNG BIOLOGICS’s leadership team?
    The leadership team of SAMSUNG BIOLOGICS includes roles such as Chief Executive Officer, President & Chief Executive Officer, Executive Vice President & Head Chief Financial Officer, The Business Support Center, President and Chair of BOD, Engineer- Chief Marketing Officer, Cell Culture.