TMS International Executive and Leadership Team

July, 2026

Leadership Overview

TMS International has 8 executives leading key functions including strategy, technology, finance, and operations.

Dedicated to providing essential on-site industrial mill services, TMS International drives efficiency and support for steel manufacturing companies globally, upholding a legacy of operational excellence since its founding.

Leadership Roles at TMS International

  • Chief Executive Officer - David Perkins
  • Senior Vice President & Chief Financial Officer - Kirk Peters
  • Chief Financial Officer & Executive Vice President - Daniel Boor
  • President - William Miller
  • Baler Operator - President Local 5852-19 - Jack Zwolenik
  • President, Shasta, LLC - Richard Santello
  • President - Tariq Shamma
  • Chief Technology Officer - Darpan Dalal
  • David Perkins - Chief Executive Officer

    David Perkins, the Chief Executive Officer at TMS International, directs the overarching corporate strategy and global operational framework. Perkins guides the company's expansion into new industrial steel manufacturing markets, ensuring alignment with the core mission of providing on-site mill services. This leadership role involves fostering innovation and driving sustainable growth across all business units. Perkins oversees the integration of advanced operational methodologies to enhance service delivery and client satisfaction. The Chief Executive Officer's focus remains on strengthening TMS International's position as a premier service provider worldwide. By championing strategic partnerships and optimizing resource allocation, David Perkins ensures the company's continued success and market leadership in the industrial services sector.

    Kirk Peters - Senior Vice President & Chief Financial Officer

    Kirk Peters, the Senior Vice President & Chief Financial Officer at TMS International, manages the comprehensive financial operations and fiscal strategy. Peters oversees all accounting, budgeting, and financial planning activities, ensuring the fiscal health and stability of the organization. This executive directs investment strategies and capital allocation to support the company's growth objectives and operational expansion in the industrial steel manufacturing sector. Peters' role involves rigorous financial analysis and reporting to stakeholders, providing critical insights for strategic decision-making. The Senior Vice President & Chief Financial Officer ensures compliance with financial regulations and optimizes financial performance across global operations. By maintaining stringent financial controls, Kirk Peters safeguards the company's assets and drives profitability.

    Daniel Boor - Chief Financial Officer & Executive Vice President

    Daniel Boor, the Chief Financial Officer & Executive Vice President at TMS International, executes financial policies and drives fiscal performance. Boor manages treasury functions, risk management, and financial reporting, ensuring robust oversight of the company's economic activities. This executive collaborates with other senior leaders to develop financial models that support strategic initiatives and operational scaling for industrial mill services. Boor's responsibilities include optimizing cash flow and managing relationships with financial institutions to secure necessary capital. The Chief Financial Officer & Executive Vice President plays a crucial part in evaluating mergers, acquisitions, and other financial transactions that advance TMS International's market presence. Through diligent financial stewardship, Daniel Boor contributes significantly to the company's long-term economic viability.

    William Miller - President

    William Miller, the President at TMS International, leads key operational divisions and drives strategic execution across various business units. Miller oversees the day-to-day management of service delivery, ensuring that on-site industrial mill services meet the highest standards of quality and efficiency for steel manufacturing clients. This executive focuses on enhancing operational workflows and implementing best practices to optimize resource utilization and client satisfaction. Miller's leadership extends to fostering a culture of continuous improvement and operational excellence throughout the organization. The President is instrumental in managing cross-functional teams to achieve corporate objectives and expand market reach. Through effective leadership, William Miller ensures the seamless integration of services and drives the company's operational success.

    Jack Zwolenik - Baler Operator - President Local 5852-19

    Jack Zwolenik, the Baler Operator - President Local 5852-19 at TMS International, represents the interests of operational staff and advocates for workplace safety and efficiency. Zwolenik ensures that on-site industrial mill operations adhere to established protocols and labor agreements, fostering a productive environment for all team members. This role involves direct engagement with operational teams to address concerns and implement improvements that enhance service delivery for industrial steel manufacturing clients. Zwolenik's focus is on maintaining high standards of performance and collaboration within the workforce. The Baler Operator - President Local 5852-19 plays a vital role in bridging management objectives with the practical needs of the operational staff. Through dedicated representation, Jack Zwolenik contributes to a harmonious and effective work environment.

    Richard Santello - President, Shasta, LLC

    Richard Santello, the President, Shasta, LLC at TMS International, directs strategic initiatives and operational oversight for specific business segments. Santello focuses on enhancing the service offerings and market penetration within designated operational territories, ensuring alignment with the company's broader goals. This executive leads the development and implementation of growth strategies, aiming to expand the reach of on-site industrial mill services. Santello's responsibilities include managing key client relationships and fostering partnerships that drive business development. The President, Shasta, LLC is committed to operational excellence and delivering superior value to industrial steel manufacturing clients. Through strategic leadership, Richard Santello contributes to the sustained growth and success of TMS International's specialized divisions.

    Tariq Shamma - President

    Tariq Shamma, the President at TMS International, drives strategic planning and operational execution across key business functions. Shamma oversees the implementation of innovative solutions designed to enhance the efficiency and effectiveness of on-site industrial mill services provided to steel manufacturing companies. This executive focuses on optimizing operational workflows and resource allocation to meet evolving market demands. Shamma's leadership ensures that all service delivery adheres to the highest standards of quality and safety. The President is dedicated to fostering strong client relationships and expanding the company's global footprint. Through strategic vision and operational acumen, Tariq Shamma contributes significantly to TMS International's continued success and market leadership.

    Darpan Dalal - Chief Technology Officer

    Darpan Dalal, the Chief Technology Officer at TMS International, architects the technological infrastructure and digital transformation initiatives. Dalal spearheads the development and implementation of innovative solutions that enhance the efficiency and effectiveness of on-site industrial mill services. This executive oversees all aspects of the company's technology roadmap, ensuring robust cybersecurity measures and scalable systems to support global operations. Dalal's responsibilities include evaluating emerging technologies and integrating them to optimize service delivery for industrial steel manufacturing clients. The Chief Technology Officer drives the digital evolution of TMS International, focusing on data analytics and automation to improve operational outcomes. Through strategic technological investments, Darpan Dalal ensures the company maintains a competitive edge and delivers superior value to its partners.

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    Frequently Asked Questions Regarding TMS International Top Executives and Leadership Team

    Who leads TMS International?
    TMS International is led by David Perkins (Chief Executive Officer), along with executives such as Kirk Peters (Senior Vice President & Chief Financial Officer) and Daniel Boor (Chief Financial Officer & Executive Vice President).
    Who is part of TMS International’s executive team?
    The executive team of TMS International includes leaders such as David Perkins (Chief Executive Officer), Kirk Peters (Senior Vice President & Chief Financial Officer), Daniel Boor (Chief Financial Officer & Executive Vice President) and other senior executives.
    How many executives does TMS International have?
    TMS International has 8 executives leading key business areas.
    What roles are included in TMS International’s leadership team?
    The leadership team of TMS International includes roles such as Chief Executive Officer, Senior Vice President & Chief Financial Officer, Chief Financial Officer & Executive Vice President, President, Baler Operator - President Local 5852-19.