The Chiron Group Executive and Leadership Team

June, 2026

Leadership Overview

The Chiron Group has 4 executives leading key functions including strategy, finance, and executive support.

Driven by a commitment to excellence, The Chiron Group is dedicated to developing established fields of competence and adopting new skills early, bringing together individual expertises to create added value for customers worldwide.

Leadership Roles at The Chiron Group

  • Office Manager To President and Chief Executive Officer - Sonja Hessinger
  • Group Chief Executive Officer - Klaus Selinger
  • President & Chief Executive Officer - Stephen Morris
  • Chief Financial Officer - William Maesalu
  • Sonja Hessinger - Office Manager To President and Chief Executive Officer

    Sonja Hessinger, the Office Manager To President and Chief Executive Officer at The Chiron Group, provides critical administrative and operational support. Hessinger manages the executive office, ensuring seamless daily operations for the President and Chief Executive Officer. This role involves coordinating schedules, managing communications, and facilitating the smooth functioning of executive-level activities. By maintaining efficient office processes, Sonja Hessinger directly contributes to the productivity and effectiveness of the company's top leadership. The focus remains on enabling the executive team to concentrate on strategic initiatives and business development, ensuring that all administrative aspects are handled with precision and care. Hessinger's support is vital for the executive's ability to drive the company's mission forward.

    Klaus Selinger - Group Chief Executive Officer

    Klaus Selinger, the Group Chief Executive Officer at The Chiron Group, directs the overarching strategy and global operations. Selinger spearheads the company's vision, guiding approximately 1,800 employees in tackling complex demands and developing future-proof solutions for vertical milling and mill-turning machining centers. Overseeing all group activities, Klaus Selinger ensures that established fields of competence are continuously developed while new skills are adopted early. This leadership involves integrating individual expertises to create significant added value for customers worldwide, embodying the promise of PERFORMANCE MEETS PRECISION. Selinger's strategic direction is fundamental to the company's market leadership and its reputation as a specialist in turnkey and automation competence. The Group Chief Executive Officer's focus remains on fostering team spirit and driving innovation across all divisions.

    Stephen Morris - President & Chief Executive Officer

    Stephen Morris, the President & Chief Executive Officer at The Chiron Group, drives the company's strategic direction and operational execution. Morris leads the organization in its mission to provide specialized solutions for vertical milling and mill-turning machining centers, alongside advanced turnkey and automation competence. Overseeing a dedicated team of approximately 1,800 employees, Stephen Morris fosters an environment of team spirit and innovation, essential for tackling complex demands and developing future-proof solutions. The President & Chief Executive Officer ensures that the company consistently develops established fields of competence and adopts new skills early, integrating individual expertises to create substantial added value. Morris's leadership is central to fulfilling the global customer promise of PERFORMANCE MEETS PRECISION, solidifying The Chiron Group's position as a world-renowned specialist.

    William Maesalu - Chief Financial Officer

    William Maesalu, the Chief Financial Officer at The Chiron Group, manages the company's financial strategy and fiscal health. Maesalu oversees all financial operations, ensuring robust fiscal management that supports the company's growth and innovation in vertical milling and mill-turning machining centers. This role involves strategic financial planning, resource allocation, and risk management to maintain the company's competitive edge. By providing critical financial insights, William Maesalu enables leadership to make informed decisions that align with the company's mission of delivering PERFORMANCE MEETS PRECISION. The Chief Financial Officer's expertise is crucial for sustaining the development of established competences and the adoption of new skills across the organization. Maesalu's stewardship ensures financial stability and supports the creation of added value for global customers.

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    Frequently Asked Questions Regarding The Chiron Group Top Executives and Leadership Team

    Who leads The Chiron Group?
    The Chiron Group is led by Sonja Hessinger (Office Manager To President and Chief Executive Officer), along with executives such as Klaus Selinger (Group Chief Executive Officer) and Stephen Morris (President & Chief Executive Officer).
    Who is part of The Chiron Group’s executive team?
    The executive team of The Chiron Group includes leaders such as Sonja Hessinger (Office Manager To President and Chief Executive Officer), Klaus Selinger (Group Chief Executive Officer), Stephen Morris (President & Chief Executive Officer) and other senior executives.
    How many executives does The Chiron Group have?
    The Chiron Group has 4 executives leading key business areas.
    What roles are included in The Chiron Group’s leadership team?
    The leadership team of The Chiron Group includes roles such as Office Manager To President and Chief Executive Officer, Group Chief Executive Officer, President & Chief Executive Officer, Chief Financial Officer.