Trimble Executive and Leadership Team

July, 2026

Leadership Overview

Trimble has 9 executives leading key functions including strategy, finance, legal, and operations.

Driven by innovation, Trimble transforms how the world works by delivering solutions that connect the digital and physical realms, enhancing productivity, quality, and sustainability across global industries.

Leadership Roles at Trimble

  • Chief Executive Officer - Sumit Katyal
  • President & Chief Executive Officer - Robert Painter
  • Corporate Vice President and Chief of Staff To the Chief Executive Officer - Dietmar Grimm
  • Executive Vice President & Chief Financial Officer - Phillip Sawarynski
  • Group President, Aeco Software - Mark Schwartz
  • Group President, Field Systems - Ronald Bisio
  • Senior Vice President & Chief Legal Officer - Jennifer Allison
  • Executive VP & Chief People Officer - Jaime Nielsen
  • Senior VP, Operations & Head of Sustainability - Leah Lambertson
  • Sumit Katyal - Chief Executive Officer

    Sumit Katyal, the Chief Executive Officer at Trimble, directs the company's overarching strategy and operational execution. This leadership position involves guiding Trimble's mission to transform industries through advanced technology solutions. Katyal focuses on integrating core technologies in positioning, modeling, connectivity, and data analytics to bridge the gap between digital and physical environments. The objective is to enhance customer productivity, improve quality standards, and bolster safety across agriculture, construction, geospatial, and transportation sectors. This executive's purview includes driving innovation and ensuring the company's solutions enable precise and accurate job completion, ultimately supporting the development of future communities. The strategic direction set by Sumit Katyal ensures Trimble remains at the forefront of industrial technology, delivering value to customers worldwide.

    Robert Painter - President & Chief Executive Officer

    Robert Painter, the President & Chief Executive Officer at Trimble, spearheads the company's strategic vision and global operations. Painter's leadership drives Trimble's commitment to transforming industries by connecting the digital and physical worlds through advanced technology. This role involves overseeing the integration of positioning, modeling, connectivity, and data analytics to enhance productivity, quality, and sustainability for customers. The focus remains on enabling precise and accurate work in sectors like agriculture, construction, geospatial, and transportation. Robert Painter ensures that Trimble's purpose-built products and enterprise lifecycle solutions empower clients to build, construct, grow, and move essential goods and services. This executive's guidance is critical for maintaining Trimble's position as an industrial technology leader, fostering innovation and delivering tangible value across its diverse customer base.
    Robert Painter

    Dietmar Grimm - Corporate Vice President and Chief of Staff To the Chief Executive Officer

    Dietmar Grimm, the Corporate Vice President and Chief of Staff To the Chief Executive Officer at Trimble, provides critical operational support and strategic alignment for the CEO's initiatives. This role involves facilitating the execution of key company objectives and ensuring seamless communication across executive leadership. Grimm's responsibilities include managing special projects, optimizing internal processes, and enhancing the efficiency of executive decision-making. The focus is on translating the CEO's strategic vision into actionable plans that drive Trimble's transformation of industries through technology. Dietmar Grimm plays a vital part in coordinating efforts across departments, ensuring that Trimble's core technologies in positioning, modeling, connectivity, and data analytics are effectively leveraged to improve customer outcomes. This executive's contribution is essential for maintaining operational excellence and supporting Trimble's global growth.

    Phillip Sawarynski - Executive Vice President & Chief Financial Officer

    Phillip Sawarynski, the Executive Vice President & Chief Financial Officer at Trimble, directs the company's financial strategy and fiscal operations. Sawarynski oversees all aspects of financial planning, accounting, treasury, and investor relations, ensuring robust financial health and strategic resource allocation. This leadership position is crucial for supporting Trimble's mission to transform industries by enabling sustainable growth and profitability. The CFO's responsibilities include managing capital investments, optimizing financial performance, and ensuring compliance with global financial regulations. Phillip Sawarynski plays a key role in driving the company's financial discipline, supporting innovation in positioning, modeling, connectivity, and data analytics. By providing critical financial insights, this executive enables Trimble to effectively deliver solutions that improve productivity, quality, and safety for customers worldwide.
    Phillip Sawarynski

    Mark Schwartz - Group President, Aeco Software

    Mark Schwartz, the Group President, Aeco Software at Trimble, leads the strategic direction and operational execution for Trimble's Architecture, Engineering, Construction, and Operations (AECO) software portfolio. Schwartz focuses on driving innovation and market expansion within these critical sectors, ensuring Trimble's solutions enhance productivity, quality, and sustainability for construction and design professionals. This leadership role involves overseeing product development, sales, and customer success initiatives for AECO software offerings. Mark Schwartz is instrumental in connecting Trimble's core technologies in positioning, modeling, connectivity, and data analytics to the specific needs of the AECO industry. The objective is to empower customers to build, construct, and manage projects more precisely and efficiently, contributing to the development of future communities. Schwartz's leadership ensures Trimble's continued dominance in providing transformative technology for the built environment.

    Ronald Bisio - Group President, Field Systems

    Ronald Bisio, the Group President, Field Systems at Trimble, leads the strategic development and market expansion of Trimble's field-based technology solutions. Bisio oversees a portfolio of products and services designed to enhance productivity, accuracy, and efficiency for customers operating in demanding field environments. This leadership role involves driving innovation in areas such as positioning, surveying, and data collection technologies. Ronald Bisio ensures that Trimble's field systems effectively connect the digital and physical worlds, enabling customers in sectors like construction, agriculture, and utilities to perform their jobs with greater precision. The focus is on delivering integrated solutions that improve workflow, reduce errors, and enhance overall project outcomes. Bisio's guidance is critical for maintaining Trimble's leadership in providing essential tools for field operations globally.
    Jennifer Allison, the Senior Vice President & Chief Legal Officer at Trimble, oversees all legal affairs and corporate governance for the company. Allison provides strategic counsel on a wide range of legal matters, including compliance, intellectual property, contracts, and litigation, ensuring Trimble operates within legal and ethical boundaries. This role is critical for safeguarding the company's interests as it transforms industries through technology. Jennifer Allison plays a vital part in navigating the complex legal landscape associated with Trimble's global operations and its innovative solutions in positioning, modeling, connectivity, and data analytics. The objective is to support business objectives while mitigating legal risks, thereby enabling Trimble to deliver products that improve productivity, quality, and safety. Allison's expertise ensures robust legal frameworks are in place to support Trimble's continued growth and industry leadership.
    Jennifer Allison

    Jaime Nielsen - Executive VP & Chief People Officer

    Jaime Nielsen, the Executive VP & Chief People Officer at Trimble, directs the company's human capital strategy and organizational development. Nielsen is responsible for fostering a high-performance culture, attracting and retaining top talent, and ensuring employee engagement across Trimble's global workforce. This role is fundamental to supporting Trimble's mission of transforming industries by empowering its employees with the resources and environment needed to innovate. Jaime Nielsen oversees talent acquisition, compensation and benefits, learning and development, and diversity and inclusion initiatives. The focus is on building a robust organizational foundation that enables Trimble to deliver cutting-edge solutions in positioning, modeling, connectivity, and data analytics. Nielsen's leadership ensures that Trimble's people strategy aligns with its business objectives, driving success and sustainability worldwide.
    Jaime Nielsen

    Leah Lambertson - Senior VP, Operations & Head of Sustainability

    Leah Lambertson, the Senior VP, Operations & Head of Sustainability at Trimble, directs operational efficiency and champions the company's sustainability initiatives. Lambertson focuses on optimizing internal processes and supply chain management to enhance productivity and reduce environmental impact across Trimble's global operations. This leadership position is integral to advancing Trimble's mission of transforming how the world works by integrating sustainable practices into its core business model. Leah Lambertson oversees the implementation of strategies that align operational performance with environmental, social, and governance (ESG) goals. The objective is to ensure Trimble's technology solutions, including those in positioning, modeling, and data analytics, contribute positively to sustainability efforts worldwide. Lambertson's leadership ensures operational excellence and reinforces Trimble's commitment to responsible corporate citizenship.

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    Frequently Asked Questions Regarding Trimble Top Executives and Leadership Team

    Who leads Trimble?
    Trimble is led by Sumit Katyal (Chief Executive Officer), along with executives such as Robert Painter (President & Chief Executive Officer) and Dietmar Grimm (Corporate Vice President and Chief of Staff To the Chief Executive Officer).
    Who is part of Trimble’s executive team?
    The executive team of Trimble includes leaders such as Sumit Katyal (Chief Executive Officer), Robert Painter (President & Chief Executive Officer), Dietmar Grimm (Corporate Vice President and Chief of Staff To the Chief Executive Officer) and other senior executives.
    How many executives does Trimble have?
    Trimble has 9 executives leading key business areas.
    What roles are included in Trimble’s leadership team?
    The leadership team of Trimble includes roles such as Chief Executive Officer, President & Chief Executive Officer, Corporate Vice President and Chief of Staff To the Chief Executive Officer, Executive Vice President & Chief Financial Officer, Group President, Aeco Software.