ATI Executive and Leadership Team

May, 2026

Leadership Overview

ATI has 10 executives leading key functions including strategy, finance, operations, technology, and business unit leadership.

Driven by innovation, ATI is dedicated to manufacturing technically advanced specialty materials and complex components, meeting the demanding requirements of diverse global industries through high-performance solutions.

Leadership Roles at ATI

  • President & Chief Executive Officer - Kimberly Fields
  • Chief Financial Officer - Donald Newman
  • Company President & Chief Financial Officer - Joseph Walker
  • Deputy Chief Operating Officer - Fred Wilson
  • President - Specialty Materials - Martin Pike
  • President- Olivia Scott Foundation - Marc Scott
  • President - Trevor Giroux
  • President, Ati Cast Products - Randy Turner
  • Chief of Staff - Jamie Bishop
  • Chief Technology Officer & Director, Des Technologies - Raphael Zibi
  • Kimberly Fields - President & Chief Executive Officer

    Kimberly Fields, the President & Chief Executive Officer at ATI, directs the company's overarching strategy and operational execution. Overseeing all business units, Kimberly Fields ensures alignment with ATI's mission to produce technically advanced specialty materials and complex components. This leadership role involves driving innovation across the aerospace, defense, oil and gas, electrical energy, medical, and automotive sectors. By optimizing resource allocation and fostering a culture of high performance, Kimberly Fields directly impacts the company's market position and financial growth. Ultimately, Fields secures ATI's long-term competitive advantage through strategic vision and decisive leadership, ensuring the delivery of solutions that meet the most demanding customer requirements globally. The Chief Executive Officer's purview extends to stakeholder relations and corporate governance, solidifying ATI's reputation for excellence.
    Kimberly Fields

    Donald Newman - Chief Financial Officer

    Donald Newman, the Chief Financial Officer at ATI, manages all financial operations and strategic fiscal planning. Overseeing treasury, accounting, and financial reporting, Donald Newman ensures robust financial health and compliance across the organization. This leadership role involves developing and executing financial strategies that support ATI's growth in specialty materials and complex components for industries like aerospace and automotive. By optimizing capital structure and managing investment portfolios, Donald Newman directly impacts the company's profitability and shareholder value. Ultimately, Newman safeguards ATI's financial integrity and drives sustainable economic performance, providing critical insights for executive decision-making. The Chief Financial Officer's responsibilities include risk management and forecasting future financial trends to guide strategic initiatives.

    Joseph Walker - Company President & Chief Financial Officer

    Joseph Walker, the Company President & Chief Financial Officer at ATI, provides dual leadership in strategic direction and financial oversight. Overseeing both the company's overall business trajectory and its fiscal health, Joseph Walker ensures integrated decision-making across all departments. This leadership role involves guiding ATI's expansion in technically advanced specialty materials and complex components for diverse global markets. By aligning financial resources with strategic growth objectives, Joseph Walker directly supports the company's operational goals and profitability. Ultimately, Walker strengthens ATI's financial foundation and drives its forward momentum, ensuring sustained value creation for stakeholders. The dual role emphasizes a comprehensive approach to corporate management and financial stewardship.

    Fred Wilson - Deputy Chief Operating Officer

    Fred Wilson, the Deputy Chief Operating Officer at ATI, supports the execution of operational strategies and manufacturing excellence. Overseeing key production facilities and supply chain logistics, Fred Wilson ensures the efficient delivery of ATI's advanced specialty materials and complex components. This leadership role involves optimizing manufacturing processes to meet the stringent demands of the aerospace, automotive, and energy industries. By driving operational improvements and managing resource deployment, Fred Wilson directly contributes to cost efficiencies and product quality. Ultimately, Wilson enhances ATI's production capabilities and strengthens its position as a reliable global supplier. The Deputy Chief Operating Officer's focus is on scaling operations and maintaining high standards across all manufacturing sites.

    Martin Pike - President - Specialty Materials

    Martin Pike, the President - Specialty Materials at ATI, leads the strategic direction and operational performance of the specialty materials division. Overseeing the development, production, and market deployment of advanced materials, Martin Pike ensures ATI meets critical customer needs in sectors like aerospace and energy. This leadership role involves driving innovation and efficiency within the specialty materials segment, focusing on high-performance solutions. By fostering strong customer relationships and optimizing product portfolios, Martin Pike directly enhances market share and revenue for this key business unit. Ultimately, Pike solidifies ATI's reputation for excellence in specialty materials, contributing significantly to the company's overall success. The President's focus is on market leadership and technological advancement in materials science.

    Marc Scott - President- Olivia Scott Foundation

    Marc Scott, the President- Olivia Scott Foundation at ATI, directs the philanthropic initiatives and community engagement efforts of the foundation. Overseeing the strategic allocation of resources and the execution of charitable programs, Marc Scott ensures the foundation effectively supports its mission. This leadership role involves fostering partnerships and driving impact in areas aligned with ATI's corporate social responsibility goals. By managing outreach and development activities, Marc Scott directly enhances the foundation's ability to serve its beneficiaries and contribute positively to society. Ultimately, Scott champions ATI's commitment to community betterment and sustainable impact, reinforcing the company's broader values. The President's leadership guides the foundation's long-term vision and operational effectiveness.

    Trevor Giroux - President

    Trevor Giroux, the President at ATI, leads strategic initiatives and operational oversight for a significant segment of the company's business. Overseeing key functions and driving performance, Trevor Giroux ensures alignment with ATI's core mission of producing advanced specialty materials and complex components. This leadership role involves fostering growth and innovation within the designated business area, serving critical industries such as defense and automotive. By managing cross-functional teams and optimizing resource utilization, Trevor Giroux directly contributes to the achievement of corporate objectives and market expansion. Ultimately, Giroux strengthens ATI's operational capabilities and market presence, ensuring sustained success and customer satisfaction. The President's role is crucial in driving divisional performance and strategic execution.

    Randy Turner - President, Ati Cast Products

    Randy Turner, the President, Ati Cast Products at ATI, directs the strategic vision and operational management of the cast products division. Overseeing all aspects of production, sales, and development for cast components, Randy Turner ensures ATI's high standards are met in this specialized area. This leadership role involves driving innovation and efficiency in casting technologies to serve demanding sectors like aerospace and oil and gas. By cultivating customer partnerships and optimizing manufacturing processes, Randy Turner directly enhances the division's profitability and market competitiveness. Ultimately, Turner solidifies ATI's leadership in cast products, contributing significantly to the company's overall portfolio of advanced materials and complex components. The President's focus is on delivering superior quality and value.

    Jamie Bishop - Chief of Staff

    Jamie Bishop, the Chief of Staff at ATI, facilitates strategic initiatives and operational efficiency across the executive team. Overseeing cross-functional projects and ensuring seamless communication, Jamie Bishop supports the President & Chief Executive Officer in driving key organizational priorities. This leadership role involves coordinating efforts in the development and manufacturing of advanced specialty materials for sectors including defense and medical. By streamlining internal processes and managing critical workflows, Jamie Bishop directly enhances the executive team's effectiveness and ATI's overall agility. Ultimately, Bishop ensures that strategic objectives are translated into actionable plans, contributing to the company's market leadership and innovation in complex components. The Chief of Staff's role is pivotal in aligning departmental efforts with corporate goals.

    Raphael Zibi - Chief Technology Officer & Director, Des Technologies

    Raphael Zibi, the Chief Technology Officer & Director, Des Technologies at ATI, spearheads technological innovation and research and development. Overseeing the advancement of specialty materials and complex component technologies, Raphael Zibi drives ATI's commitment to cutting-edge solutions. This leadership role involves guiding R&D efforts in areas critical to the aerospace, defense, and medical industries, ensuring ATI remains at the forefront of material science. By fostering a culture of discovery and managing intellectual property, Raphael Zibi directly fuels the company's competitive edge and future product pipeline. Ultimately, Zibi positions ATI as a leader in technological advancement, enabling the creation of materials that push performance boundaries. The Chief Technology Officer's vision shapes ATI's long-term technological trajectory.

    Frequently Asked Questions Regarding ATI Top Executives and Leadership Team

    Who leads ATI?
    ATI is led by Kimberly Fields (President & Chief Executive Officer), along with executives such as Donald Newman (Chief Financial Officer) and Joseph Walker (Company President & Chief Financial Officer).
    Who is part of ATI’s executive team?
    The executive team of ATI includes leaders such as Kimberly Fields (President & Chief Executive Officer), Donald Newman (Chief Financial Officer), Joseph Walker (Company President & Chief Financial Officer) and other senior executives.
    How many executives does ATI have?
    ATI has 10 executives leading key business areas.
    What roles are included in ATI’s leadership team?
    The leadership team of ATI includes roles such as President & Chief Executive Officer, Chief Financial Officer, Company President & Chief Financial Officer, Deputy Chief Operating Officer, President - Specialty Materials.