Lallemand Executive and Leadership Team

October, 2026

Leadership Overview

Lallemand has 4 executives leading key functions including baking operations, global manufacturing, corporate strategy, and health solutions.

Driven by a commitment to microbiological innovation, Lallemand delivers specialized yeast and bacteria solutions to global markets while maintaining a focus on sustainable production and advanced nutritional science.

Leadership Roles at Lallemand

  • Baking Business President & Chief Executive Officer (North America) - Audrey St. Onge
  • Executive Vice President & Chief Operating Officer - William Nankervis
  • President - Antoine Chagnon
  • Lallemand Health Solutions BU President & General Manager - Jerome Panes
  • Audrey St. Onge - Baking Business President & Chief Executive Officer (North America)

    Audrey St. Onge, the Baking Business President & Chief Executive Officer (North America) at Lallemand, directs all regional operations regarding yeast and fermentation technology for the baking sector. Overseeing the North American supply chain, the Baking Business President & Chief Executive Officer (North America) ensures consistent product quality for industrial and artisanal bakeries. This leadership role involves managing complex production facilities and aligning regional output with global microbiological standards. By optimizing distribution networks across the continent, Audrey St. Onge directly impacts the efficiency of the baking division. Furthermore, St. Onge coordinates with research teams to integrate new microbial strains into existing product lines, thereby maintaining a competitive edge in the food ingredients market. Through rigorous oversight of regional manufacturing processes, St. Onge secures long-term growth and operational excellence for the organization within the competitive North American landscape.
    Audrey St. Onge

    William Nankervis - Executive Vice President & Chief Operating Officer

    William Nankervis, the Executive Vice President & Chief Operating Officer at Lallemand, directs global manufacturing and operational infrastructure for all microbiological product lines. Overseeing the integration of advanced fermentation technologies, the Executive Vice President & Chief Operating Officer ensures that production facilities maintain high safety and efficiency standards. This leadership role involves managing cross-functional teams to scale output for diverse industries, including biofuels and food ingredients. By streamlining internal processes, William Nankervis directly impacts the company's ability to meet global demand for yeast and bacteria derivatives. Furthermore, Nankervis collaborates with regional managers to standardize operational protocols across international sites, ensuring consistent quality control. Through the implementation of lean manufacturing principles, Nankervis drives significant cost reductions and enhances the overall productivity of the global supply chain, supporting the company's mission to provide high-quality microbiological solutions worldwide.
    William Nankervis

    Antoine Chagnon - President

    Antoine Chagnon, the President at Lallemand, directs the overarching corporate strategy and long-term development of the organization. Overseeing the expansion into new global markets, the President ensures that the company maintains a leadership position in the development of microorganisms and their derivatives. This leadership role involves guiding the executive team toward achieving sustainable growth across diverse sectors such as oenology and animal health. By fostering innovation within the research and development departments, Antoine Chagnon directly impacts the company's ability to deliver cutting-edge microbiological solutions. Furthermore, Chagnon manages high-level partnerships and acquisitions that strengthen the company's market presence. Through strategic oversight of the global business portfolio, Chagnon ensures that all divisions align with the core mission of providing specialized microbial products, ultimately securing the financial stability and future trajectory of the entire enterprise.
    Antoine Chagnon

    Jerome Panes - Lallemand Health Solutions BU President & General Manager

    Jerome Panes, the Lallemand Health Solutions BU President & General Manager at Lallemand, directs the development and marketing of probiotic and human health products. Overseeing the specialized health business unit, the Lallemand Health Solutions BU President & General Manager ensures that all products meet stringent clinical and regulatory standards. This leadership role involves managing the transition from laboratory research to commercialized health ingredients for global markets. By driving the growth of the probiotic portfolio, Jerome Panes directly impacts the company's influence in the human nutrition sector. Furthermore, Panes coordinates with scientific teams to validate the efficacy of new microbial strains, ensuring that the business unit remains at the forefront of health innovation. Through the strategic management of international distribution channels, Panes expands the reach of health-focused solutions, reinforcing the company's reputation as a premier provider of high-quality, science-backed microbiological ingredients.

    Frequently Asked Questions Regarding Lallemand Top Executives and Leadership Team

    Who leads Lallemand?
    Lallemand is led by Audrey St. Onge (Baking Business President & Chief Executive Officer (North America)), along with executives such as William Nankervis (Executive Vice President & Chief Operating Officer) and Antoine Chagnon (President).
    Who is part of Lallemand’s executive team?
    The executive team of Lallemand includes leaders such as Audrey St. Onge (Baking Business President & Chief Executive Officer (North America)), William Nankervis (Executive Vice President & Chief Operating Officer), Antoine Chagnon (President) and other senior executives.
    How many executives does Lallemand have?
    Lallemand has 4 executives leading key business areas.
    What roles are included in Lallemand’s leadership team?
    The leadership team of Lallemand includes roles such as Baking Business President & Chief Executive Officer (North America), Executive Vice President & Chief Operating Officer, President, Lallemand Health Solutions BU President & General Manager.