Trimble Executive and Leadership Team

October, 2026

Leadership Overview

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

Focused on bridging the gap between physical and digital 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 - Phillip 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 strategic vision for the organization. Overseeing the integration of positioning, modeling, and connectivity technologies, the President & Chief Executive Officer ensures that the company maintains a competitive edge in industrial technology markets. This leadership role involves constant engagement with the Board to align long-term growth objectives with the evolving needs of the construction and agriculture sectors. By fostering a culture of innovation, Robert Painter drives the development of enterprise lifecycle solutions that improve customer productivity on a global scale. Through rigorous oversight of market expansion initiatives, the President & Chief Executive Officer secures the financial health and operational excellence of the firm. Ultimately, Painter maintains the company's commitment to transforming how the world works by connecting digital and physical worlds.
    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, manages the strategic alignment of executive priorities. Coordinating cross-functional initiatives, the Corporate Vice President and Chief of Staff To the Chief Executive Officer facilitates communication between the CEO and various business units to ensure operational cohesion. This role involves analyzing complex data sets to support high-level decision-making processes that impact global industrial operations. By streamlining internal workflows, Dietmar Grimm optimizes the efficiency of the executive office. The Corporate Vice President and Chief of Staff To the Chief Executive Officer also monitors the execution of key corporate projects, ensuring that all departments remain focused on the core mission of delivering precise positioning and modeling solutions. Through this administrative leadership, Grimm supports the seamless implementation of the company's broader industrial technology strategy.

    Phillip Sawarynski - Executive Vice President & Chief Financial Officer

    Phillip Sawarynski, the Executive Vice President & Chief Financial Officer at Trimble, governs the financial architecture and capital allocation strategies of the organization. Overseeing global fiscal planning, the Executive Vice President & Chief Financial Officer ensures that investments in data analytics and connectivity technologies yield sustainable returns. This role involves managing investor relations and maintaining transparency in financial reporting to support the company's market position. By optimizing the balance sheet, Phillip Sawarynski enables the firm to pursue strategic acquisitions and research initiatives that advance industrial productivity. The Executive Vice President & Chief Financial Officer works closely with other C-suite leaders to mitigate financial risks while scaling operations across international markets. Through disciplined fiscal management, Sawarynski provides the necessary resources to sustain the company's long-term growth and innovation in the construction and geospatial industries.
    Phillip 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 in field operations. Overseeing the product roadmap for positioning and modeling tools, the Group President, Field Systems ensures that customers in construction and agriculture receive the most accurate data for their projects. This role involves managing the lifecycle of purpose-built products that connect the digital and physical worlds. By driving innovation in field technology, Ronald Bisio improves productivity and safety for users across diverse geographic markets. The Group President, Field Systems collaborates with engineering and sales teams to ensure that field solutions meet the specific needs of the industry. Through this focus on field-level technology, Bisio enables the company to deliver the precision and accuracy required to build and grow the infrastructure of the future.
    Rasmani Bhattacharya, the Chief Legal Officer at Trimble, directs all legal affairs, regulatory compliance, and corporate governance frameworks. Overseeing intellectual property protection, the Chief Legal Officer ensures that the company's proprietary positioning and modeling technologies remain secure in a competitive global landscape. This role involves navigating complex international regulations to facilitate the seamless deployment of enterprise lifecycle solutions across diverse geographic regions. By managing legal risks, Rasmani Bhattacharya protects the firm's reputation and operational integrity. The Chief Legal Officer collaborates with the executive team to structure partnerships and contracts that support the company's mission of improving productivity and safety. Through proactive legal strategy, Bhattacharya enables the business to scale its operations while adhering to the highest standards of corporate conduct and regulatory compliance in every market served.
    Rasmani Bhattacharya

    Jaime Nielsen - Executive VP & Chief People Officer

    Jaime Nielsen, the Executive VP & Chief People Officer at Trimble, directs human capital strategy and organizational development. Overseeing talent acquisition, employee engagement, and leadership training, the Executive VP & Chief People Officer ensures that the workforce possesses the skills necessary to advance industrial technology. This role involves fostering an inclusive culture that supports innovation and collaboration across global teams. By implementing performance management systems, Jaime Nielsen aligns individual contributions with the company's broader mission of transforming how the world works. The Executive VP & Chief People Officer works with the leadership team to build a resilient organization capable of adapting to rapid technological changes in the construction and geospatial sectors. Through strategic workforce planning, Nielsen ensures that the company attracts and retains the top talent required to maintain its position as an industry leader.
    Jaime Nielsen

    Leah Lambertson - Senior VP, Operations & Head of Sustainability

    Leah Lambertson, the Senior VP, Operations & Head of Sustainability at Trimble, architects the operational frameworks that drive efficiency and environmental responsibility. Overseeing global supply chain logistics, the Senior VP, Operations & Head of Sustainability ensures that the production of industrial technology meets rigorous quality and safety standards. This role involves integrating sustainable practices into the product lifecycle to minimize environmental impact while maximizing customer value. By optimizing internal processes, Leah Lambertson enhances the company's ability to deliver precise solutions for the construction and transportation sectors. The Senior VP, Operations & Head of Sustainability works across departments to align operational goals with the firm's commitment to sustainability and transparency. Through this dual focus on operational excellence and environmental stewardship, Lambertson supports the company's mission to build a more sustainable future for global communities.

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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 Phillip 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), Phillip 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.