Lallemand Executive and Leadership Team

July, 2026

Leadership Overview

Lallemand has 6 executives leading key functions including strategy, operations, and business development.

Driven by innovation, Lallemand is dedicated to developing and marketing microorganisms and their derivatives, providing essential microbiological solutions across diverse global industries and enhancing health, nutrition, and industrial processes.

Leadership Roles at Lallemand

  • President & Chief Executive Officer - Antoine Chagnon
  • Baking Business President & Chief Executive Officer (North America) - Audrey St.Onge
  • Prïsidente and Chief Executive Officer - Francine Mondou
  • Executive Vice President & Chief Operating Officer - William Nankervis
  • Co President Santé Sécurité - Kevin Bergeron
  • President - Sheryl Lallemand
  • Antoine Chagnon - President & Chief Executive Officer

    Antoine Chagnon, the President & Chief Executive Officer at Lallemand, directs the overarching corporate strategy and global operations. Chagnon guides the company's expansion into new markets and ensures alignment with Lallemand's mission of providing advanced microbiological solutions. Overseeing all business units, the President & Chief Executive Officer drives innovation in yeast, bacteria, and fungi-based products for human and animal health, nutrition, and industrial applications. This leadership role involves fostering strategic partnerships and ensuring the company's sustained growth and market leadership. By optimizing resource allocation and championing research and development initiatives, Antoine Chagnon directly impacts Lallemand's ability to deliver cutting-edge solutions across dozens of industries, from baking to biofuels.
    Antoine Chagnon

    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, spearheads all strategic and operational initiatives for the baking sector across the North American continent. St.Onge drives market penetration and product development specifically for yeast and bacteria applications in baking, ensuring Lallemand's solutions meet the evolving needs of bakers and food manufacturers. This executive oversees the sales, marketing, and technical support teams dedicated to the baking industry, fostering strong client relationships and expanding market share. By focusing on innovation within baking ingredients and fermentation technologies, Audrey St.Onge ensures Lallemand's continued dominance in this critical market segment. The Baking Business President & Chief Executive Officer (North America) also collaborates with global R&D to introduce novel products that enhance dough quality, shelf life, and nutritional profiles for baked goods.
    Audrey St.Onge

    Francine Mondou - Prïsidente and Chief Executive Officer

    Francine Mondou, the Prïsidente and Chief Executive Officer at Lallemand, directs the strategic vision and corporate governance for the organization. Mondou ensures that Lallemand's operations and business development align with its core mission of providing advanced microbiological solutions across a wide spectrum of industries. This executive role involves fostering a culture of innovation and sustainability, guiding the company's expansion into new therapeutic areas and industrial applications. By overseeing key strategic partnerships and investment decisions, Francine Mondou drives Lallemand's long-term growth and market influence. The Prïsidente and Chief Executive Officer also champions the company's commitment to research and development, ensuring Lallemand remains at the forefront of microbial science and its applications in human and animal health, nutrition, and beyond.

    William Nankervis - Executive Vice President & Chief Operating Officer

    William Nankervis, the Executive Vice President & Chief Operating Officer at Lallemand, manages the day-to-day operational execution and efficiency across the company's global manufacturing and supply chain networks. Nankervis ensures seamless production and distribution of Lallemand's diverse range of microorganisms and derivatives, supporting industries from human health to biofuels. This leadership position involves optimizing production processes, implementing quality control measures, and driving operational excellence to meet global demand. By overseeing the integration of new technologies and streamlining logistics, William Nankervis directly contributes to Lallemand's ability to deliver high-quality products reliably. The Executive Vice President & Chief Operating Officer also plays a crucial role in scaling operations to support the company's strategic growth objectives and maintain competitive advantage in the global market.
    William Nankervis

    Kevin Bergeron - Co President Santé Sécurité

    Kevin Bergeron, the Co President Santé Sécurité at Lallemand, leads the critical functions related to health and safety across all Lallemand's global operations. Bergeron ensures the implementation and adherence to stringent safety protocols and regulatory compliance, safeguarding employees and operational integrity. This executive role involves developing and executing comprehensive health and safety strategies that align with Lallemand's commitment to responsible business practices. By fostering a proactive safety culture and driving continuous improvement initiatives, Kevin Bergeron directly supports the well-being of the workforce and the sustainability of the company's diverse industrial activities. The Co President Santé Sécurité also collaborates with various business units to address specific health and safety challenges inherent in the production and handling of microorganisms and their derivatives.

    Sheryl Lallemand - President

    Sheryl Lallemand, the President at Lallemand, oversees specific strategic initiatives and business unit performance, contributing to the company's overall growth and market positioning. Lallemand drives the development and execution of key projects that enhance Lallemand's product offerings in areas such as probiotics and food ingredients. This leadership role involves fostering cross-functional collaboration and ensuring operational alignment with corporate objectives. By focusing on market analysis and strategic planning, Sheryl Lallemand identifies new opportunities for expansion and innovation within the microbiological solutions sector. The President also plays a vital part in maintaining Lallemand's strong reputation and commitment to scientific excellence across all its specialized industries.
    Sheryl Lallemand

    Frequently Asked Questions Regarding Lallemand Top Executives and Leadership Team

    Who leads Lallemand?
    Lallemand is led by Antoine Chagnon (President & Chief Executive Officer), along with executives such as Audrey St.Onge (Baking Business President & Chief Executive Officer (North America)) and Francine Mondou (Prïsidente and Chief Executive Officer).
    Who is part of Lallemand’s executive team?
    The executive team of Lallemand includes leaders such as Antoine Chagnon (President & Chief Executive Officer), Audrey St.Onge (Baking Business President & Chief Executive Officer (North America)), Francine Mondou (Prïsidente and Chief Executive Officer) and other senior executives.
    How many executives does Lallemand have?
    Lallemand has 6 executives leading key business areas.
    What roles are included in Lallemand’s leadership team?
    The leadership team of Lallemand includes roles such as President & Chief Executive Officer, Baking Business President & Chief Executive Officer (North America), Prïsidente and Chief Executive Officer, Executive Vice President & Chief Operating Officer, Co President Santé Sécurité.