Sylvamo Executive and Leadership Team

July, 2026

Leadership Overview

Sylvamo has 4 executives leading key functions including strategy, operations, human resources, and people development.

Driven by a commitment to sustainable paper production, Sylvamo focuses on delivering high-quality uncoated freesheet and pulp products across global markets, fostering innovation and operational excellence.

Leadership Roles at Sylvamo

  • Chairman & Chief Executive Officer - Jean-Michel Ribieras
  • Chief Executive Officer & President - Johnathan (John) Sims
  • Senior Vice President, Chief People Officer - Marcia Vargas
  • Senior Vice President, and Chief People Officer - Marcie Vargas
  • Jean-Michel Ribieras - Chairman & Chief Executive Officer

    Jean-Michel Ribieras, the Chairman & Chief Executive Officer at Sylvamo, directs the overarching corporate strategy and global operations. This leadership role involves setting the vision for Sylvamo's market presence across Latin America, Europe, and North America, ensuring alignment with the company's mission to produce and market uncoated freesheet and pulp. Ribieras oversees the strategic deployment of resources to drive growth in key product categories, including copy, tinted, and colored laser printing papers, as well as graphic and high-speed inkjet printing papers. The Chairman & Chief Executive Officer also guides the company's approach to market expansion and product development, ensuring Sylvamo maintains a competitive edge. This executive's focus extends to fostering a culture of innovation and operational efficiency throughout the organization. Jean-Michel Ribieras is pivotal in shaping the company's financial performance and long-term sustainability initiatives, directly impacting market share and profitability across all operational segments.
    Jean-Michel Ribieras

    Johnathan (John) Sims - Chief Executive Officer & President

    Johnathan (John) Sims, the Chief Executive Officer & President at Sylvamo, executes the strategic direction and operational management of the company. This leadership position involves driving the day-to-day business activities and ensuring the effective functioning of Sylvamo's segments in Europe, Latin America, and North America. Sims oversees the production and marketing of a diverse range of uncoated freesheet papers and pulp, including brands like REY Adagio, Pro-Design, Jetstar, Chamex, Chamequinho, Chambril, Hammermill, Springhill, Williamsburg, Accent, DRM, and Postmark. The Chief Executive Officer & President is responsible for optimizing integrated and non-integrated mill operations, enhancing distribution channels through retail merchants, e-commerce, agents, resellers, and paper distributors. Johnathan (John) Sims also champions initiatives to improve operational efficiency and product quality, directly contributing to Sylvamo's market leadership and financial objectives. This executive's role is critical in navigating market dynamics and ensuring consistent delivery of value to customers and stakeholders.
    Johnathan (John) Sims

    Marcia Vargas - Senior Vice President, Chief People Officer

    Marcia Vargas, the Senior Vice President, Chief People Officer at Sylvamo, directs all human capital strategies and organizational development initiatives. This executive role involves cultivating a robust company culture that supports Sylvamo's mission across its global operations in Latin America, Europe, and North America. Vargas oversees talent acquisition, employee engagement, and leadership development programs designed to attract and retain top talent. The Chief People Officer is instrumental in ensuring that Sylvamo's workforce is equipped with the skills and resources necessary to drive innovation in paper production and market responsiveness. This leadership function also encompasses managing compensation and benefits, fostering diversity and inclusion, and ensuring compliance with labor regulations across all operating regions. Marcia Vargas's strategic focus on people development directly supports the company's operational excellence and long-term growth objectives, reinforcing Sylvamo's position as a leading paper producer.

    Marcie Vargas - Senior Vice President, and Chief People Officer

    Marcie Vargas, the Senior Vice President, and Chief People Officer at Sylvamo, leads the comprehensive human resources function, focusing on talent management and organizational effectiveness. This executive role is dedicated to building and sustaining a high-performing workforce that underpins Sylvamo's production and marketing efforts in Latin America, Europe, and North America. Vargas oversees the strategic implementation of people-centric policies, including recruitment, employee relations, and professional development, ensuring alignment with the company's business objectives. The Chief People Officer champions initiatives that enhance employee experience and foster a collaborative environment conducive to innovation in uncoated freesheet and pulp products. Marcie Vargas's leadership ensures that Sylvamo's human capital strategy effectively supports operational efficiency, market expansion, and the company's commitment to sustainable practices. This role is critical in nurturing the talent pipeline and driving employee engagement across all levels of the organization.

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    Frequently Asked Questions Regarding Sylvamo Top Executives and Leadership Team

    Who leads Sylvamo?
    Sylvamo is led by Jean-Michel Ribieras (Chairman & Chief Executive Officer), along with executives such as Johnathan (John) Sims (Chief Executive Officer & President) and Marcia Vargas (Senior Vice President, Chief People Officer).
    Who is part of Sylvamo’s executive team?
    The executive team of Sylvamo includes leaders such as Jean-Michel Ribieras (Chairman & Chief Executive Officer), Johnathan (John) Sims (Chief Executive Officer & President), Marcia Vargas (Senior Vice President, Chief People Officer) and other senior executives.
    How many executives does Sylvamo have?
    Sylvamo has 4 executives leading key business areas.
    What roles are included in Sylvamo’s leadership team?
    The leadership team of Sylvamo includes roles such as Chairman & Chief Executive Officer, Chief Executive Officer & President, Senior Vice President, Chief People Officer, Senior Vice President, and Chief People Officer.