Trimble Executive and Leadership Team

November, 2026

Leadership Overview

Trimble has 7 executives leading key functions including strategy, financial management, corporate operations, legal compliance, sustainability, field systems, and human resources.

Focused on bridging the gap between digital and physical environments, Trimble delivers industrial technology solutions that enhance productivity, safety, and sustainability across global construction, agriculture, and transportation sectors.

Leadership Roles at Trimble

  • 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 - Phil Sawarynski
  • Group President, Field Systems - Ronald Bisio
  • Chief Legal Officer - Rasmani Bhattacharya
  • Executive VP & Chief People Officer - Jaime Nielsen
  • Senior VP, Operations & Head of Sustainability - Leah Lambertson
  • Robert Painter - President & Chief Executive Officer

    Robert Painter, the President & Chief Executive Officer at Trimble, directs the overarching corporate strategy and long-term vision for the organization. Painter manages the integration of positioning, modeling, and connectivity technologies to ensure the company maintains a competitive edge in industrial markets. By aligning internal resources with global customer needs, the President & Chief Executive Officer drives innovation across the construction and agriculture portfolios. This leadership role involves constant collaboration with the Board to optimize capital allocation and market expansion. Robert Painter monitors the execution of enterprise lifecycle solutions, ensuring that all business units contribute to sustainable growth and operational excellence. Through a focus on digital transformation, the President & Chief Executive Officer enables the company to connect physical and digital worlds, ultimately improving productivity and safety for clients operating in complex environments worldwide.
    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, coordinates strategic initiatives and facilitates communication across the executive leadership team. Grimm manages the operational flow between the office of the CEO and various business units, ensuring that corporate objectives remain synchronized with daily execution. The Corporate Vice President and Chief of Staff To the Chief Executive Officer drives cross-functional projects that enhance the company's ability to deliver positioning and connectivity solutions. By streamlining decision-making processes, Dietmar Grimm supports the rapid deployment of new technologies in the construction and geospatial sectors. This role involves analyzing organizational performance metrics to identify opportunities for improved efficiency. Through proactive management of internal priorities, the Corporate Vice President and Chief of Staff To the Chief Executive Officer ensures that the company remains agile while pursuing its mission to transform industrial workflows on a global scale.

    Phil Sawarynski - Executive Vice President & Chief Financial Officer

    Phil Sawarynski, the Executive Vice President & Chief Financial Officer at Trimble, oversees the global financial health and fiscal strategy of the enterprise. Sawarynski directs capital planning, investor relations, and financial reporting to support the company's mission of delivering advanced industrial technology. The Executive Vice President & Chief Financial Officer manages the allocation of resources toward high-growth areas like data analytics and connectivity, ensuring that investments align with long-term profitability goals. By maintaining rigorous financial discipline, Phil Sawarynski enables the organization to scale operations across diverse international markets. This role involves close coordination with the executive team to assess the financial impact of new product launches and strategic acquisitions. Through precise financial oversight, the Executive Vice President & Chief Financial Officer secures the stability required to advance the company's position as a leader in positioning and modeling solutions.
    Phil Sawarynski

    Ronald Bisio - Group President, Field Systems

    Ronald Bisio, the Group President, Field Systems at Trimble, directs the development and deployment of hardware and software solutions used directly in the field. Bisio manages the product lifecycle for positioning and measurement tools that enable customers to work with high precision in construction and geospatial environments. The Group President, Field Systems drives the integration of connectivity and data analytics into field-based workflows, ensuring that users receive real-time insights for improved project outcomes. By overseeing regional market strategies, Ronald Bisio expands the reach of field systems across diverse global landscapes. This role involves constant interaction with engineering teams to refine product performance and usability. Through the leadership of the field systems division, the Group President, Field Systems ensures that the company provides the essential tools required for building, constructing, and moving the infrastructure necessary for modern life.
    Rasmani Bhattacharya, the Chief Legal Officer at Trimble, directs all legal affairs, corporate governance, and regulatory compliance initiatives. Bhattacharya manages intellectual property portfolios and contractual frameworks that protect the company's proprietary positioning and modeling technologies. The Chief Legal Officer ensures that global operations adhere to international standards, mitigating risk while supporting the expansion of industrial solutions into new territories. By providing strategic counsel to the executive team, Rasmani Bhattacharya facilitates the secure development of data analytics and connectivity products. This leadership role involves overseeing complex legal matters related to mergers, acquisitions, and cross-border partnerships. Through the implementation of robust compliance programs, the Chief Legal Officer safeguards the company's reputation and operational integrity. Bhattacharya maintains a focus on legal excellence to support the company's commitment to building safer, more productive communities through advanced technology.
    Rasmani Bhattacharya

    Jaime Nielsen - Executive VP & Chief People Officer

    Jaime Nielsen, the Executive VP & Chief People Officer at Trimble, directs the human capital strategy, talent acquisition, and organizational culture initiatives. Nielsen manages programs that foster professional development and employee engagement, ensuring the workforce possesses the skills to advance industrial technology. The Executive VP & Chief People Officer drives diversity and inclusion efforts that strengthen the company's ability to innovate across global markets. By aligning talent management with business objectives, Jaime Nielsen supports the growth of teams focused on positioning, modeling, and data analytics. This role involves designing compensation and benefits structures that attract top-tier talent in the competitive technology sector. Through the cultivation of a high-performance culture, the Executive VP & Chief People Officer enables the organization to maintain its leadership position. Nielsen ensures that the company's human resources strategy directly contributes to the overall mission of transforming the way the world works.
    Jaime Nielsen

    Leah Lambertson - Senior VP, Operations & Head of Sustainability

    Leah Lambertson, the Senior VP, Operations & Head of Sustainability at Trimble, directs the efficiency of internal processes and the integration of environmental responsibility into the business model. Lambertson manages the operational infrastructure that supports the delivery of purpose-built products and enterprise lifecycle solutions. The Senior VP, Operations & Head of Sustainability drives initiatives that reduce the carbon footprint of industrial projects, aligning corporate practices with global sustainability goals. By optimizing supply chain and manufacturing workflows, Leah Lambertson ensures that the company maintains high standards of quality and productivity. This role involves collaborating with product teams to embed sustainable design principles into positioning and modeling technologies. Through the oversight of operational performance, the Senior VP, Operations & Head of Sustainability enables the company to deliver accurate, reliable solutions that help customers build and grow more efficiently while minimizing environmental impact.

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    Frequently Asked Questions Regarding Trimble Top Executives and Leadership Team

    Who leads Trimble?
    Trimble is led by Robert Painter (President & Chief Executive Officer), along with executives such as Dietmar Grimm (Corporate Vice President and Chief of Staff To the Chief Executive Officer) and Phil Sawarynski (Executive Vice President & Chief Financial Officer).
    Who is part of Trimble’s executive team?
    The executive team of Trimble includes leaders such as Robert Painter (President & Chief Executive Officer), Dietmar Grimm (Corporate Vice President and Chief of Staff To the Chief Executive Officer), Phil Sawarynski (Executive Vice President & Chief Financial Officer) and other senior executives.
    How many executives does Trimble have?
    Trimble has 7 executives leading key business areas.
    What roles are included in Trimble’s leadership team?
    The leadership team of Trimble includes roles such as President & Chief Executive Officer, Corporate Vice President and Chief of Staff To the Chief Executive Officer, Executive Vice President & Chief Financial Officer, Group President, Field Systems, Chief Legal Officer.