Minerals Technologies Executive and Leadership Team

August, 2026

Leadership Overview

Minerals Technologies has 6 executives leading key functions including strategy, financial oversight, personal care innovation, business unit management, group operations, and international industrial solutions.

Focused on delivering high-quality mineral-based materials, Minerals Technologies drives global industrial advancement through sustainable manufacturing practices and innovative product development across diverse consumer and industrial markets.

Leadership Roles at Minerals Technologies

  • Chief Executive Officer - Douglas Dietrich
  • Chief Financial Officer, Business Unit - Kamil Sume
  • President, Household & Personal Care Business Segment - JoAnn Coyne
  • BU President - Chadley Trent
  • Group President - Brett Argirakis
  • BU President - MINTEQ International Inc. - Robert Schneider
  • Douglas Dietrich - Chief Executive Officer

    Douglas Dietrich, the Chief Executive Officer at Minerals Technologies, directs the overarching corporate strategy and global operational vision. Overseeing the entire portfolio of mineral-based products, the Chief Executive Officer ensures alignment between manufacturing capabilities and evolving industrial demands. This leadership role involves constant engagement with the Board to maintain long-term growth trajectories and sustainability goals. By optimizing resource allocation across North American and international markets, Douglas Dietrich strengthens the competitive position of the organization. The Chief Executive Officer manages complex supply chains to deliver high-quality materials for construction, energy, and coatings sectors. Through rigorous oversight of capital investments, the Chief Executive Officer drives efficiency and technological advancement. Ultimately, Dietrich secures the financial health and market reputation of the company while fostering a culture of innovation that supports diverse consumer applications and industrial excellence.
    Douglas Dietrich

    Kamil Sume - Chief Financial Officer, Business Unit

    Kamil Sume, the Chief Financial Officer, Business Unit at Minerals Technologies, manages fiscal planning and economic performance for specific industrial segments. Overseeing budgetary controls and financial reporting, the Chief Financial Officer, Business Unit ensures precise resource management across global manufacturing operations. This leadership role involves analyzing market trends to support strategic decision-making regarding mineral product development. By implementing robust financial frameworks, Kamil Sume mitigates operational risks and enhances profitability within the business unit. The Chief Financial Officer, Business Unit collaborates with executive leadership to align fiscal objectives with the broader corporate mission of sustainability and growth. Through meticulous oversight of cost structures and revenue streams, the Chief Financial Officer, Business Unit drives operational efficiency. Ultimately, Sume provides the financial clarity necessary for the company to maintain a strong market position while delivering high-quality materials to industrial clients worldwide.

    JoAnn Coyne - President, Household & Personal Care Business Segment

    JoAnn Coyne, the President, Household & Personal Care Business Segment at Minerals Technologies, directs product innovation and market expansion for consumer-facing applications. Overseeing research and development initiatives, the President, Household & Personal Care Business Segment ensures the delivery of high-quality mineral ingredients for personal care and household products. This leadership role involves identifying emerging consumer trends to guide the development of sustainable and effective material solutions. By managing cross-functional teams, JoAnn Coyne accelerates the commercialization of new technologies within the global personal care market. The President, Household & Personal Care Business Segment coordinates with manufacturing units to ensure consistent supply chain performance and quality standards. Through strategic partnerships and market analysis, the President, Household & Personal Care Business Segment drives revenue growth and brand differentiation. Ultimately, Coyne strengthens the company's footprint in the consumer sector by prioritizing technological advancement and superior product performance.

    Chadley Trent - BU President

    Chadley Trent, the BU President at Minerals Technologies, manages the operational execution and strategic growth of specific industrial business units. Overseeing production facilities and market delivery, the BU President ensures that mineral-based products meet the rigorous standards required by industrial clients. This leadership role involves optimizing manufacturing processes to improve output quality and operational efficiency. By aligning business unit activities with the corporate mission, Chadley Trent supports the expansion of the company's reach in energy and construction sectors. The BU President coordinates with other executive leaders to integrate new technologies into existing product lines. Through proactive management of regional operations, the BU President drives consistent performance and market responsiveness. Ultimately, Trent fosters a culture of operational excellence that allows the company to maintain a competitive edge while delivering innovative solutions to a wide range of industrial applications across global markets.

    Brett Argirakis - Group President

    Brett Argirakis, the Group President at Minerals Technologies, directs the strategic activities and operational performance of multiple business segments. Overseeing a diverse portfolio of mineral-based products, the Group President ensures that each segment contributes effectively to the overall corporate goals of sustainability and market leadership. This leadership role involves managing complex industrial relationships and driving growth through technological innovation. By coordinating across various business units, Brett Argirakis optimizes resource utilization and enhances the delivery of high-quality materials to global markets. The Group President collaborates with the executive team to refine long-term strategies and address emerging industrial challenges. Through rigorous oversight of operational metrics, the Group President drives efficiency and profitability. Ultimately, Argirakis strengthens the company's market position by ensuring that all group activities remain aligned with the core mission of providing innovative, mineral-based solutions for industrial and consumer applications.

    Robert Schneider - BU President - MINTEQ International Inc.

    Robert Schneider, the BU President - MINTEQ International Inc. at Minerals Technologies, directs the specialized operations and global market strategy for the MINTEQ division. Overseeing the development and application of high-performance mineral products, the BU President - MINTEQ International Inc. ensures that industrial clients receive innovative solutions tailored to specific manufacturing needs. This leadership role involves managing international operations and expanding the reach of the company's refractory and metallurgical technologies. By focusing on technological advancement, Robert Schneider drives the creation of materials that improve industrial efficiency and sustainability. The BU President - MINTEQ International Inc. coordinates with global teams to maintain high quality standards and operational excellence. Through strategic market analysis, the BU President - MINTEQ International Inc. identifies new opportunities for growth and product integration. Ultimately, Schneider secures the division's reputation as a leader in industrial mineral applications by consistently delivering superior performance and value.

    Frequently Asked Questions Regarding Minerals Technologies Top Executives and Leadership Team

    Who leads Minerals Technologies?
    Minerals Technologies is led by Douglas Dietrich (Chief Executive Officer), along with executives such as Kamil Sume (Chief Financial Officer, Business Unit) and JoAnn Coyne (President, Household & Personal Care Business Segment).
    Who is part of Minerals Technologies’s executive team?
    The executive team of Minerals Technologies includes leaders such as Douglas Dietrich (Chief Executive Officer), Kamil Sume (Chief Financial Officer, Business Unit), JoAnn Coyne (President, Household & Personal Care Business Segment) and other senior executives.
    How many executives does Minerals Technologies have?
    Minerals Technologies has 6 executives leading key business areas.
    What roles are included in Minerals Technologies’s leadership team?
    The leadership team of Minerals Technologies includes roles such as Chief Executive Officer, Chief Financial Officer, Business Unit, President, Household & Personal Care Business Segment, BU President, Group President.