A. M. Castle & Co. Executive and Leadership Team

June, 2026

Leadership Overview

A. M. Castle & Co. has 4 executives leading key functions including strategy, operations, and executive office management.

Driven by a legacy of metal distribution, A. M. Castle & Co. focuses on providing comprehensive supply chain solutions. The company's leadership philosophy centers on operational excellence and strategic market positioning to serve a global clientele.

Leadership Roles at A. M. Castle & Co.

  • Chief Executive Officer - Furkan Karakaya
  • General Manager of the Chief Executive Officer Office - Hiroyuki Tarumi
  • Interim Chief Executive Officer - Guillermo Zarate
  • Executive Vice President and Chief Operating Officer - M. Bruce Herron
  • Furkan Karakaya - Chief Executive Officer

    Furkan Karakaya, the Chief Executive Officer at A. M. Castle & Co., directs the company's overarching strategy and long-term vision. This leadership role involves guiding all major business units and ensuring alignment with market demands for metal distribution and supply chain services. Karakaya oversees the integration of new technologies and operational efficiencies to enhance service delivery. By fostering a culture of innovation, Furkan Karakaya drives the company's expansion into new markets and strengthens existing client relationships. The Chief Executive Officer's responsibilities include capital allocation, strategic partnerships, and maintaining the company's competitive edge in the global metals industry. This executive ensures the company's operational framework supports sustainable growth and profitability, directly impacting A. M. Castle & Co.'s market standing.

    Hiroyuki Tarumi - General Manager of the Chief Executive Officer Office

    Hiroyuki Tarumi, the General Manager of the Chief Executive Officer Office at A. M. Castle & Co., manages the operational flow and strategic initiatives emanating from the CEO's office. This position involves coordinating cross-departmental projects and ensuring seamless execution of executive directives. Tarumi oversees the administrative functions that support strategic decision-making and facilitates communication between the Chief Executive Officer and other senior leaders. By optimizing internal processes, Hiroyuki Tarumi enhances the efficiency of executive operations. The General Manager of the Chief Executive Officer Office's duties include preparing critical reports, managing executive schedules, and ensuring the timely implementation of strategic plans. This role is pivotal in translating high-level corporate objectives into actionable operational steps for A. M. Castle & Co.

    Guillermo Zarate - Interim Chief Executive Officer

    Guillermo Zarate, the Interim Chief Executive Officer at A. M. Castle & Co., provides critical leadership during a transitional period, ensuring continuity in strategic direction and operational execution. This executive guides the company's core business of metal distribution and supply chain services, maintaining focus on client needs and market performance. Zarate oversees the implementation of key business objectives and manages relationships with stakeholders. By maintaining operational stability, Guillermo Zarate supports the company's ongoing commitment to delivering value. The Interim Chief Executive Officer's responsibilities include steering the organization through its current phase, ensuring all departments function effectively, and upholding the company's established standards of service and quality for A. M. Castle & Co.

    M. Bruce Herron - Executive Vice President and Chief Operating Officer

    M. Bruce Herron, the Executive Vice President and Chief Operating Officer at A. M. Castle & Co., directs all aspects of the company's operational activities, including logistics, warehousing, and distribution networks. This leadership position is central to optimizing the supply chain services that define A. M. Castle & Co.'s market offering. Herron oversees the efficiency and effectiveness of daily operations, ensuring seamless product flow from sourcing to delivery. By implementing advanced operational strategies, M. Bruce Herron drives cost reductions and enhances service reliability. The Executive Vice President and Chief Operating Officer's scope includes managing operational budgets, improving internal processes, and ensuring compliance with industry standards. This executive's focus on operational excellence directly supports the company's growth and its reputation as a leading metal distributor.

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    Frequently Asked Questions Regarding A. M. Castle & Co. Top Executives and Leadership Team

    Who leads A. M. Castle & Co.?
    A. M. Castle & Co. is led by Furkan Karakaya (Chief Executive Officer), along with executives such as Hiroyuki Tarumi (General Manager of the Chief Executive Officer Office) and Guillermo Zarate (Interim Chief Executive Officer).
    Who is part of A. M. Castle & Co.’s executive team?
    The executive team of A. M. Castle & Co. includes leaders such as Furkan Karakaya (Chief Executive Officer), Hiroyuki Tarumi (General Manager of the Chief Executive Officer Office), Guillermo Zarate (Interim Chief Executive Officer) and other senior executives.
    How many executives does A. M. Castle & Co. have?
    A. M. Castle & Co. has 4 executives leading key business areas.
    What roles are included in A. M. Castle & Co.’s leadership team?
    The leadership team of A. M. Castle & Co. includes roles such as Chief Executive Officer, General Manager of the Chief Executive Officer Office, Interim Chief Executive Officer, Executive Vice President and Chief Operating Officer.