Zoetis Executive and Leadership Team

October, 2026

Leadership Overview

Zoetis has 4 executives leading key functions including technology transformation, regional information systems, financial operations, and executive office management.

Focused on advancing animal health through innovation, Zoetis delivers essential medicines, vaccines, and diagnostic products to improve the lives of livestock and companion animals globally.

Leadership Roles at Zoetis

  • Senior Director, Chief of Staff, Office of the Chief Executive Officer - Lee Penn
  • Regional Chief Financial Officer, Latin America (Canada) - Renato Vilas Boas
  • Chief Technology Officer & Head of Transformation & Portfolio Management - Mark Chomow
  • Chief Information Officer, Greater (China, APAC) - Michael Tao
  • Lee Penn - Senior Director, Chief of Staff, Office of the Chief Executive Officer

    Lee Penn, the Senior Director, Chief of Staff, Office of the Chief Executive Officer at Zoetis, coordinates the strategic priorities and daily operations of the executive leadership team. Overseeing the flow of information between the Board and senior management, the Senior Director, Chief of Staff, Office of the Chief Executive Officer ensures that corporate initiatives regarding animal health medicines and vaccines remain on schedule. This leadership role involves facilitating cross-functional collaboration to execute the company's long-term vision for global market expansion. By managing high-level projects and internal communications, Lee Penn directly impacts the alignment of organizational goals with the needs of veterinarians and livestock producers. Penn maintains a focus on operational excellence and strategic agility. Through the orchestration of executive meetings and policy implementation, the Senior Director, Chief of Staff, Office of the Chief Executive Officer supports the overall mission of the company, ensuring that leadership decisions translate into effective commercial outcomes across all international markets.

    Renato Vilas Boas - Regional Chief Financial Officer, Latin America (Canada)

    Renato Vilas Boas, the Regional Chief Financial Officer, Latin America (Canada) at Zoetis, governs the financial health and fiscal planning for operations across the Americas. Overseeing capital allocation for regional veterinary product distribution, the Regional Chief Financial Officer, Latin America (Canada) ensures that resource distribution aligns with the specific needs of livestock and companion animal markets. This leadership role involves managing complex currency fluctuations and regional economic variables to maintain stable profit margins. By implementing robust financial reporting frameworks, Renato Vilas Boas directly impacts the strategic investment decisions regarding new pharmaceutical product launches. Boas collaborates with regional business units to optimize cost structures and drive sustainable revenue growth. Through the rigorous oversight of regional financial performance, the Regional Chief Financial Officer, Latin America (Canada) secures the necessary funding for ongoing research and development initiatives, ultimately bolstering the company's competitive advantage in the diverse and evolving animal health landscape.

    Mark Chomow - Chief Technology Officer & Head of Transformation & Portfolio Management

    Mark Chomow, the Chief Technology Officer & Head of Transformation & Portfolio Management at Zoetis, directs the integration of digital infrastructure across global manufacturing and research facilities. Overseeing the modernization of pharmaceutical development pipelines, the Chief Technology Officer & Head of Transformation & Portfolio Management ensures that data-driven insights accelerate the discovery of vaccines and diagnostic products. This leadership role involves aligning complex portfolio management strategies with long-term corporate growth objectives. By optimizing internal technical workflows, Mark Chomow directly impacts the efficiency of animal health product commercialization. Chomow maintains rigorous standards for digital security and operational agility, supporting the company's mission to provide high-quality veterinary solutions. Through the implementation of scalable technology frameworks, the Chief Technology Officer & Head of Transformation & Portfolio Management drives continuous improvement in the development of medicines for livestock and companion animals, ultimately strengthening the market position of the organization.

    Michael Tao - Chief Information Officer, Greater (China, APAC)

    Michael Tao, the Chief Information Officer, Greater (China, APAC) at Zoetis, manages the information technology landscape across the Asia-Pacific region. Overseeing the deployment of regional diagnostic data systems, the Chief Information Officer, Greater (China, APAC) ensures seamless connectivity between veterinary distributors and local manufacturing hubs. This leadership role involves tailoring digital health platforms to meet the specific regulatory and market requirements of the Chinese and broader APAC animal health sectors. By streamlining supply chain visibility through advanced analytics, Michael Tao directly impacts the availability of pharmaceutical products for livestock producers and veterinarians. Tao coordinates with global leadership to harmonize regional IT strategies with international standards. Through the enhancement of local digital infrastructure, the Chief Information Officer, Greater (China, APAC) supports the expansion of the company's footprint in high-growth markets, ensuring that veterinary professionals receive timely access to critical diagnostic tools and therapeutic solutions.

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    Frequently Asked Questions Regarding Zoetis Top Executives and Leadership Team

    Who leads Zoetis?
    Zoetis is led by Lee Penn (Senior Director, Chief of Staff, Office of the Chief Executive Officer), along with executives such as Renato Vilas Boas (Regional Chief Financial Officer, Latin America (Canada)) and Mark Chomow (Chief Technology Officer & Head of Transformation & Portfolio Management).
    Who is part of Zoetis’s executive team?
    The executive team of Zoetis includes leaders such as Lee Penn (Senior Director, Chief of Staff, Office of the Chief Executive Officer), Renato Vilas Boas (Regional Chief Financial Officer, Latin America (Canada)), Mark Chomow (Chief Technology Officer & Head of Transformation & Portfolio Management) and other senior executives.
    How many executives does Zoetis have?
    Zoetis has 4 executives leading key business areas.
    What roles are included in Zoetis’s leadership team?
    The leadership team of Zoetis includes roles such as Senior Director, Chief of Staff, Office of the Chief Executive Officer, Regional Chief Financial Officer, Latin America (Canada), Chief Technology Officer & Head of Transformation & Portfolio Management, Chief Information Officer, Greater (China, APAC).