Ardent Mills Executive and Leadership Team

October, 2026

Leadership Overview

Ardent Mills has 4 executives leading key functions including financial strategy, operational excellence, human capital development, and general management.

Focused on delivering high-quality flour and specialty ingredients, Ardent Mills empowers food manufacturers through innovative plant-based solutions and robust supply chain expertise across North America.

Leadership Roles at Ardent Mills

  • Chief Financial Officer - Jonathon Barton
  • Chief Operating Officer - Tiago Darocha
  • President & General Manager - Jon Stuewe
  • Chief People Officer - Heather Dumas
  • Jonathon Barton - Chief Financial Officer

    Jonathon Barton, the Chief Financial Officer at Ardent Mills, directs all fiscal planning and capital allocation strategies. Overseeing the financial health of the organization, the Chief Financial Officer ensures alignment between budgetary constraints and the production of flour, whole grains, and pulses. This leadership role involves managing complex supply chain investments across the U.S., Canada, and Puerto Rico to maintain market competitiveness. By optimizing cost structures and driving revenue growth, Jonathon Barton directly impacts the long-term stability of the company. Barton monitors economic trends to mitigate risks associated with raw material procurement and manufacturing overhead. Through rigorous financial oversight, the Chief Financial Officer supports the expansion of organic and gluten-free product lines. Ultimately, Barton secures the necessary resources to sustain the company's position as a leader in the food ingredient industry while fostering sustainable growth for all stakeholders.

    Tiago Darocha - Chief Operating Officer

    Tiago Darocha, the Chief Operating Officer at Ardent Mills, manages the end-to-end manufacturing processes and logistics networks. Overseeing the production of specialty ingredients, the Chief Operating Officer ensures that facilities across North America meet stringent quality and safety standards. This leadership role involves coordinating with procurement teams to maintain a steady supply of grains and pulses for diverse food manufacturing clients. By streamlining operational workflows, Tiago Darocha directly impacts the efficiency of the entire supply chain. Darocha implements advanced manufacturing technologies to enhance output for organic and gluten-free product categories. Through constant monitoring of plant performance, the Chief Operating Officer drives continuous improvement initiatives that reduce waste and increase throughput. Ultimately, Darocha maintains the operational excellence required to deliver consistent, high-quality ingredient solutions to a broad customer base throughout the U.S., Canada, and Puerto Rico.
    Tiago Darocha

    Jon Stuewe - President & General Manager

    Jon Stuewe, the President & General Manager at Ardent Mills, directs the overall business strategy and market expansion efforts. Overseeing the integration of flour, whole grains, and pulse production, the President & General Manager ensures that the company maintains its competitive edge in the food ingredient industry. This leadership role involves setting the vision for growth across the U.S., Canada, and Puerto Rico while managing relationships with key food manufacturing partners. By identifying new market opportunities for plant-based solutions, Jon Stuewe directly impacts the company's revenue trajectory and brand influence. Stuewe coordinates with the executive team to align operational capabilities with customer needs for organic and gluten-free products. Through decisive leadership, the President & General Manager navigates complex industry challenges to ensure consistent delivery of value. Ultimately, Stuewe drives the strategic initiatives that solidify the company's reputation as a premier provider of innovative ingredient solutions.

    Heather Dumas - Chief People Officer

    Heather Dumas, the Chief People Officer at Ardent Mills, architects the human capital strategy and organizational culture. Overseeing talent acquisition, employee development, and performance management, the Chief People Officer ensures that the workforce remains aligned with the company's mission of providing innovative food ingredients. This leadership role involves fostering an inclusive environment that supports the diverse needs of employees across the U.S., Canada, and Puerto Rico. By implementing robust training programs, Heather Dumas directly impacts the retention and growth of specialized talent within the manufacturing sector. Dumas collaborates with other C-suite leaders to integrate human resources initiatives with broader business objectives, such as scaling production for gluten-free and organic product lines. Through strategic workforce planning, the Chief People Officer builds a resilient organization capable of adapting to evolving market demands. Ultimately, Dumas cultivates a high-performance culture that drives the company's long-term success.
    Heather Dumas

    Explore Leadership Teams in Food & Beverage

    Frequently Asked Questions Regarding Ardent Mills Top Executives and Leadership Team

    Who leads Ardent Mills?
    Ardent Mills is led by Jonathon Barton (Chief Financial Officer), along with executives such as Tiago Darocha (Chief Operating Officer) and Jon Stuewe (President & General Manager).
    Who is part of Ardent Mills’s executive team?
    The executive team of Ardent Mills includes leaders such as Jonathon Barton (Chief Financial Officer), Tiago Darocha (Chief Operating Officer), Jon Stuewe (President & General Manager) and other senior executives.
    How many executives does Ardent Mills have?
    Ardent Mills has 4 executives leading key business areas.
    What roles are included in Ardent Mills’s leadership team?
    The leadership team of Ardent Mills includes roles such as Chief Financial Officer, Chief Operating Officer, President & General Manager, Chief People Officer.