Zoetis Executive and Leadership Team

July, 2026

Leadership Overview

Zoetis has 7 executives leading key functions including technology, finance, marketing, and regional operations.

Driven by innovation, Zoetis is dedicated to discovering, developing, and commercializing animal health medicines, vaccines, and diagnostic products, impacting global animal well-being and veterinary care.

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
  • Regional Chief Financial Officer, Latin America (Canada) - Renato V.
  • Regional President, & Africa (Asia Pacific) - Stephanie Armstrong
  • Chief Information Officer, Greater (China, APAC) - Michael Tao
  • Head Chief Technology Officer, Transformation & Portfolio Management - Mark Chomow
  • Chief Marketing Officer & Logistics Coordinator - Gokce Tan
  • 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, provides strategic operational support to the CEO. Overseeing key initiatives and cross-functional projects, Lee Penn ensures alignment with Zoetis's overarching mission of advancing animal health. This critical role involves facilitating communication and driving execution across various departments, from research and development to commercial operations. By managing strategic priorities and operational workflows, Lee Penn directly contributes to the effective governance of the company's animal health medicines and vaccines. Ultimately, Penn enhances the CEO's effectiveness in steering Zoetis's global impact.

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

    Renato Vilas Boas, the Regional Chief Financial Officer, Latin America (Canada) at Zoetis, manages financial operations and strategic planning for the Latin American and Canadian markets. Overseeing fiscal health and investment strategies, Renato Vilas Boas ensures robust financial performance supporting the commercialization of animal health medicines and vaccines. This leadership position involves driving financial discipline and optimizing resource allocation across diverse regional operations. By guiding financial decision-making, Renato Vilas Boas directly impacts the profitability and growth of Zoetis's product portfolio in these key territories. Ultimately, Boas secures financial stability and strategic investment for regional expansion.

    Renato V. - Regional Chief Financial Officer, Latin America (Canada)

    Renato V., the Regional Chief Financial Officer, Latin America (Canada) at Zoetis, oversees financial strategy and performance across Latin America and Canada. Directing fiscal operations and investment planning, Renato V. ensures the financial viability of Zoetis's animal health medicine and vaccine portfolios in these regions. This leadership function involves rigorous financial oversight and the strategic allocation of capital to support market growth. By managing regional financial health, Renato V. directly contributes to the company's profitability and expansion objectives. Ultimately, V. drives financial stewardship to secure Zoetis's long-term success in key international markets.

    Stephanie Armstrong - Regional President, & Africa (Asia Pacific)

    Stephanie Armstrong, the Regional President, & Africa (Asia Pacific) at Zoetis, leads strategic operations and business development across extensive territories. Overseeing market expansion and commercial execution, Stephanie Armstrong drives the growth of Zoetis's animal health medicines, vaccines, and diagnostic products throughout the Asia Pacific and African regions. This executive position involves navigating diverse market dynamics and fostering strong relationships with stakeholders. By directing regional leadership teams, Stephanie Armstrong directly ensures the successful implementation of company-wide strategies. Ultimately, Armstrong champions Zoetis's mission to improve animal health and well-being across these vital global markets.

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

    Michael Tao, the Chief Information Officer, Greater (China, APAC) at Zoetis, directs the information technology strategy and execution across critical Asian markets. Overseeing digital infrastructure and data management, Michael Tao ensures robust technological support for Zoetis's animal health medicine and vaccine commercialization efforts in the region. This leadership role involves driving digital transformation initiatives to enhance operational efficiency and market reach within China and the broader Asia-Pacific territory. By optimizing IT systems, Michael Tao directly supports the development and deployment of innovative diagnostic products. Ultimately, Tao secures technological advancement for Zoetis's regional business objectives.

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

    Mark Chomow, the Head Chief Technology Officer, Transformation & Portfolio Management at Zoetis, architects the company's technological evolution and manages its product development pipeline. Overseeing strategic technology investments and digital transformation, Mark Chomow drives innovation in animal health medicines, vaccines, and diagnostic products. This executive role involves guiding the integration of cutting-edge technologies to enhance Zoetis's market position and operational capabilities. By steering portfolio management, Chomow ensures that technological advancements align with business objectives and market demands. Ultimately, Chomow spearheads the technological vision critical for Zoetis's sustained growth and leadership in animal health.

    Gokce Tan - Chief Marketing Officer & Logistics Coordinator

    Gokce Tan, the Chief Marketing Officer & Logistics Coordinator at Zoetis, directs global marketing strategies and oversees the coordination of product logistics. Managing brand development and market penetration, Gokce Tan ensures the effective commercialization of Zoetis's animal health medicines, vaccines, and diagnostic products worldwide. This dual-focused role involves driving demand generation while optimizing the supply chain for timely delivery to veterinarians and producers. By integrating marketing efforts with logistical efficiency, Tan directly enhances customer access to critical animal health solutions. Ultimately, Tan strengthens Zoetis's market presence and operational excellence through strategic brand management and seamless distribution.

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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 Renato V. (Regional Chief Financial Officer, Latin America (Canada)).
    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)), Renato V. (Regional Chief Financial Officer, Latin America (Canada)) and other senior executives.
    How many executives does Zoetis have?
    Zoetis has 7 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), Regional Chief Financial Officer, Latin America (Canada), Regional President, & Africa (Asia Pacific), Chief Information Officer, Greater (China, APAC).