Pipestone Executive and Leadership Team

August, 2026

Leadership Overview

Pipestone has 6 executives leading key functions including strategy, financial oversight, production management, partnership development, international operations, and veterinary services.

Driven by a commitment to the family farmer, Pipestone delivers production-driven research, nutrition management, and animal health services to ensure long-term agricultural sustainability and market success.

Leadership Roles at Pipestone

  • Chief Executive Officer - Luke Minion
  • Chief Financial Officer - Justin Roelofs
  • President - Barry Kerkaert
  • President, Pipestone Partnerships - Sean Simpson
  • Division President, Pipestone Management (China) - Joseph Yaros
  • President PVS and Owner - Hannah Walkes
  • Luke Minion - Chief Executive Officer

    Luke Minion, the Chief Executive Officer at Pipestone, directs the overarching strategic vision for the organization. By aligning production-driven research with the specific needs of the individual family farmer, Minion ensures the company maintains a competitive edge in the veterinary services sector. The Chief Executive Officer oversees the integration of nutrition management and animal health protocols across all regional operations. Through constant evaluation of market trends, Minion drives the expansion of record-keeping and marketing services that empower agricultural producers. This leadership role involves close collaboration with the board to maintain financial health and operational excellence. By fostering a culture of innovation, Luke Minion secures the long-term viability of the business model. Ultimately, the Chief Executive Officer guarantees that every service provided remains focused on the core mission of supporting family-owned farming operations throughout the United States.
    Luke Minion

    Justin Roelofs - Chief Financial Officer

    Justin Roelofs, the Chief Financial Officer at Pipestone, manages the fiscal health and capital allocation strategies for the entire organization. By overseeing complex financial reporting and budgeting processes, the Chief Financial Officer ensures that resources support the delivery of high-quality nutrition management and animal health services. Roelofs directs the financial planning required to sustain production-driven research initiatives that benefit the family farmer. This role involves rigorous analysis of market data to optimize record-keeping and marketing service profitability. Justin Roelofs maintains strict oversight of corporate expenditures while identifying opportunities for growth within the agricultural sector. By coordinating with other executive leaders, the Chief Financial Officer aligns fiscal objectives with the broader mission of the company. Through disciplined financial management, Roelofs provides the stability necessary for the organization to continue providing essential veterinary support to farmers across the country.
    Justin Roelofs

    Barry Kerkaert - President

    Barry Kerkaert, the President at Pipestone, leads the operational execution of veterinary services and production-driven research. By supervising the implementation of animal health protocols, the President ensures that family farmers receive the highest standard of care for livestock. Kerkaert directs the integration of nutrition management programs that enhance farm productivity and efficiency. This leadership position involves managing the daily operations of the veterinary team to ensure alignment with the company's core mission. Barry Kerkaert oversees the development of record-keeping systems that provide farmers with actionable data for better decision-making. By fostering strong relationships with agricultural producers, the President drives the adoption of advanced marketing services. Through consistent focus on operational excellence, Kerkaert supports the growth of the business while maintaining the integrity of the services provided to the farming community across the regional market landscape.
    Barry Kerkaert

    Sean Simpson - President, Pipestone Partnerships

    Sean Simpson, the President, Pipestone Partnerships at Pipestone, architects the collaborative frameworks that connect the company with family farmers. By managing these strategic partnerships, the President, Pipestone Partnerships ensures that the organization delivers tailored nutrition management and animal health solutions. Simpson directs the expansion of partnership models that integrate production-driven research into everyday farm operations. This role involves coordinating with external stakeholders to refine record-keeping and marketing services that maximize value for the individual farmer. Sean Simpson oversees the growth of these collaborative networks to ensure widespread access to veterinary expertise. By aligning partnership goals with the company's broader objectives, the President, Pipestone Partnerships drives sustainable growth and market impact. Through the cultivation of these essential relationships, Simpson secures the long-term success of the partnership division while supporting the unique needs of the agricultural producers served by the organization.

    Joseph Yaros - Division President, Pipestone Management (China)

    Joseph Yaros, the Division President, Pipestone Management (China) at Pipestone, directs all international operations and market expansion efforts within the Asian region. By overseeing the implementation of production-driven research and animal health services, the Division President, Pipestone Management (China) adapts the company's proven model to meet the specific demands of international agricultural markets. Yaros manages the delivery of nutrition management and record-keeping services to ensure consistent quality across global operations. This leadership role involves navigating complex regulatory environments while maintaining the core mission of supporting the family farmer. Joseph Yaros drives the growth of the division by identifying new opportunities for service integration and market penetration. By coordinating with the executive team, the Division President, Pipestone Management (China) ensures that international initiatives remain aligned with the overall corporate strategy. Through this focused leadership, Yaros expands the reach of the company's veterinary expertise to a global scale.

    Hannah Walkes - President PVS and Owner

    Hannah Walkes, the President PVS and Owner at Pipestone, oversees the specialized veterinary services and clinical standards that define the company's reputation. By directing the professional development of the veterinary team, the President PVS and Owner ensures that every client receives expert guidance in animal health and nutrition management. Walkes manages the integration of production-driven research into clinical practice to improve outcomes for the family farmer. This leadership role involves maintaining the highest standards of record-keeping and diagnostic accuracy across all service lines. Hannah Walkes drives the strategic direction of the veterinary division by prioritizing innovation in animal care and farm management. By collaborating with other executives, the President PVS and Owner aligns clinical operations with the company's broader business goals. Through this commitment to excellence, Walkes ensures that the organization remains a trusted partner for farmers seeking to optimize their production and health outcomes.

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    Frequently Asked Questions Regarding Pipestone Top Executives and Leadership Team

    Who leads Pipestone?
    Pipestone is led by Luke Minion (Chief Executive Officer), along with executives such as Justin Roelofs (Chief Financial Officer) and Barry Kerkaert (President).
    Who is part of Pipestone’s executive team?
    The executive team of Pipestone includes leaders such as Luke Minion (Chief Executive Officer), Justin Roelofs (Chief Financial Officer), Barry Kerkaert (President) and other senior executives.
    How many executives does Pipestone have?
    Pipestone has 6 executives leading key business areas.
    What roles are included in Pipestone’s leadership team?
    The leadership team of Pipestone includes roles such as Chief Executive Officer, Chief Financial Officer, President, President, Pipestone Partnerships, Division President, Pipestone Management (China).