ThyssenKrupp Materials NA Executive and Leadership Team

June, 2026

Leadership Overview

ThyssenKrupp Materials NA has 6 executives leading key functions including strategy, finance, and operations.

Driven by integrated service solutions, ThyssenKrupp Materials NA is dedicated to the value-added processing and distribution of a wide array of production materials, shaping market dynamics through expert material management and strategic supply chain optimization.

Leadership Roles at ThyssenKrupp Materials NA

  • BUand Chief Executive Officer President - Timothy Yost
  • President & Chief Executive Officer, Steel Services - Stephen McGee
  • Chief Financial Officer - Norbert Goertz
  • President - Christiane Stuart
  • President - James Patsakos
  • President - Brian Diephuis
  • Timothy Yost - BUand Chief Executive Officer President

    Timothy Yost, the BUand Chief Executive Officer President at ThyssenKrupp Materials NA, directs the overarching business unit strategy and operational execution. Overseeing all functional areas, the BUand Chief Executive Officer President ensures alignment with the company's core mission of providing production materials and integrated service solutions. This leadership role involves driving growth through value-added processing and distribution of aluminum, stainless, copper, brass, specialty metals, steel, and plastics products across North America. By optimizing supply chains and enhancing customer relationships, Timothy Yost directly impacts the company's market position and financial performance. Ultimately, Yost secures long-term operational efficiency and market leadership for the business unit.
    Timothy Yost

    Stephen McGee - President & Chief Executive Officer, Steel Services

    Stephen McGee, the President & Chief Executive Officer, Steel Services at ThyssenKrupp Materials NA, spearheads the strategic direction and operational management of the steel services division. This executive drives the company's focus on value-added processing and distribution of steel products, ensuring seamless integration with broader material solutions. Overseeing key initiatives, the President & Chief Executive Officer, Steel Services guarantees that the division's operations meet rigorous quality standards and customer demands. By fostering innovation in steel processing techniques and expanding market reach, Stephen McGee directly contributes to ThyssenKrupp Materials NA's overall success. McGee's leadership ensures the steel services segment remains a cornerstone of the company's integrated service offerings.
    Stephen McGee

    Norbert Goertz - Chief Financial Officer

    Norbert Goertz, the Chief Financial Officer at ThyssenKrupp Materials NA, directs all financial operations and strategic fiscal planning. This executive ensures robust financial health, managing budgets, investments, and risk assessment across the company's diverse material processing and distribution activities. Overseeing financial reporting and compliance, the Chief Financial Officer provides critical insights that guide executive decision-making regarding aluminum, stainless, copper, brass, specialty metals, steel, and plastics. By optimizing capital allocation and driving financial efficiency, Norbert Goertz directly supports the company's growth objectives and its commitment to integrated service solutions. Goertz's financial acumen is vital for maintaining market competitiveness and ensuring sustainable profitability.
    Norbert Goertz

    Christiane Stuart - President

    Christiane Stuart, the President at ThyssenKrupp Materials NA, leads specific operational segments, driving strategic initiatives and market penetration. This executive focuses on enhancing the value-added processing and distribution of key production materials, ensuring seamless service delivery to clients. Overseeing divisional performance, the President guarantees operational excellence and alignment with the company's overall mission. By fostering strong client relationships and identifying new market opportunities, Christiane Stuart directly contributes to ThyssenKrupp Materials NA's sustained growth and market leadership. Stuart's leadership ensures the effective management of assigned business units, reinforcing the company's position as a premier materials provider.

    James Patsakos - President

    James Patsakos, the President at ThyssenKrupp Materials NA, directs the strategic expansion and operational efficiency of designated business units. This executive champions the company's core offerings, focusing on the value-added processing and distribution of a broad spectrum of production materials, including metals and plastics. Overseeing key performance indicators, the President ensures that all managed operations adhere to the highest standards of quality and customer service. By cultivating strategic partnerships and driving innovation in material handling, James Patsakos directly enhances ThyssenKrupp Materials NA's competitive edge. Patsakos's leadership is instrumental in achieving operational excellence and expanding the company's market footprint.

    Brian Diephuis - President

    Brian Diephuis, the President at ThyssenKrupp Materials NA, spearheads strategic growth and operational excellence within specific divisions. This executive drives the company's commitment to value-added processing and distribution of essential production materials, including a wide range of metals and plastics. Overseeing critical business functions, the President ensures that all operational activities align with ThyssenKrupp Materials NA's mission of providing integrated service solutions. By implementing advanced processing techniques and fostering robust client engagement, Brian Diephuis directly strengthens the company's market presence. Diephuis's leadership is key to optimizing supply chain performance and delivering superior material solutions to customers.
    Brian Diephuis

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    Frequently Asked Questions Regarding ThyssenKrupp Materials NA Top Executives and Leadership Team

    Who leads ThyssenKrupp Materials NA?
    ThyssenKrupp Materials NA is led by Timothy Yost (BUand Chief Executive Officer President), along with executives such as Stephen McGee (President & Chief Executive Officer, Steel Services) and Norbert Goertz (Chief Financial Officer).
    Who is part of ThyssenKrupp Materials NA’s executive team?
    The executive team of ThyssenKrupp Materials NA includes leaders such as Timothy Yost (BUand Chief Executive Officer President), Stephen McGee (President & Chief Executive Officer, Steel Services), Norbert Goertz (Chief Financial Officer) and other senior executives.
    How many executives does ThyssenKrupp Materials NA have?
    ThyssenKrupp Materials NA has 6 executives leading key business areas.
    What roles are included in ThyssenKrupp Materials NA’s leadership team?
    The leadership team of ThyssenKrupp Materials NA includes roles such as BUand Chief Executive Officer President, President & Chief Executive Officer, Steel Services, Chief Financial Officer, President, President.