HOK Executive and Leadership Team

May, 2026

Leadership Overview

HOK has 10 executives leading key functions including strategy, finance, operations, technology, information, legal, and leadership.

Driven by innovation, HOK is dedicated to creating high-performance, sustainable built environments through integrated design, architecture, engineering, and planning services.

Leadership Roles at HOK

  • Chief Executive Officer - Hok-key Band
  • Chief Financial Officer - Robert Pratzel
  • Senior Vice President, Chief Financial Officer - Misty Yanko
  • Senior Vice President & Chief Financial Officer - Terry Paterni
  • Chief Operating Officer - Thomas Robson
  • President - Mei-Hwie Sie
  • President - Carl Galioto
  • Chief Technology Officer - James Vandezande
  • Chief Information Officer - John Bartolomi
  • Chief Legal Officer - Lisa Green
  • Hok-key Band - Chief Executive Officer

    Hok-key Band, the Chief Executive Officer at HOK, directs the firm's global strategy and overall business direction. This leadership role involves setting the vision for HOK's integrated design, architecture, engineering, and planning services, ensuring alignment with market demands and client needs across diverse sectors. Band oversees the execution of major corporate initiatives, driving growth and innovation throughout the firm's extensive network of offices spanning North America, Europe, and Asia. The Chief Executive Officer's responsibilities include fostering a culture of design excellence and sustainability, critical to HOK's mission of creating high-performance built environments. Hok-key Band ensures the firm's strategic positioning remains at the forefront of the industry, adapting to evolving client requirements and global trends. This executive guides the company's commitment to reducing energy use intensity and embodied carbon across its project portfolio, reinforcing HOK's reputation for sustainable design leadership.

    Robert Pratzel - Chief Financial Officer

    Robert Pratzel, the Chief Financial Officer at HOK, manages the company's financial operations and fiscal strategy. This critical role involves overseeing all aspects of financial planning, budgeting, accounting, and reporting to ensure the firm's economic health and stability. Pratzel directs the financial management of HOK's global operations, supporting its extensive network of offices and diverse project portfolio. The Chief Financial Officer's responsibilities include optimizing financial performance, managing capital allocation, and mitigating financial risks across the architecture, engineering, and planning services. Robert Pratzel ensures that financial decisions support the firm's long-term growth objectives and its commitment to sustainable design practices. This executive plays a key part in securing the financial resources necessary for HOK to undertake large-scale projects and maintain its market leadership in creating high-performance built environments.

    Misty Yanko - Senior Vice President, Chief Financial Officer

    Misty Yanko, the Senior Vice President, Chief Financial Officer at HOK, provides critical financial oversight and strategic guidance to support the firm's operations. This executive role involves contributing to financial planning, analysis, and reporting, ensuring fiscal discipline across HOK's global architecture, engineering, and planning services. Yanko collaborates with the Chief Financial Officer and other senior leaders to optimize financial performance and manage resources effectively. The Senior Vice President, Chief Financial Officer's responsibilities include supporting investment decisions, managing budgets, and ensuring compliance with financial regulations. Misty Yanko's expertise is instrumental in maintaining the financial integrity of the firm, enabling HOK to pursue its mission of creating high-performance, sustainable built environments. This leadership position reinforces HOK's commitment to sound financial management as it undertakes diverse projects worldwide.
    Misty Yanko

    Terry Paterni - Senior Vice President & Chief Financial Officer

    Terry Paterni, the Senior Vice President & Chief Financial Officer at HOK, contributes significantly to the firm's financial strategy and management. This executive role involves supporting the overall financial health of HOK, overseeing key financial functions and ensuring alignment with the company's strategic objectives in architecture, engineering, and planning. Paterni works closely with the Chief Financial Officer to manage budgets, financial reporting, and fiscal analysis across the firm's global operations. The Senior Vice President & Chief Financial Officer's responsibilities include driving financial efficiencies and supporting initiatives that enhance profitability and sustainability. Terry Paterni's leadership ensures robust financial controls and strategic financial planning, which are essential for HOK's continued success in delivering high-performance, sustainable built environments. This role underscores HOK's dedication to strong financial stewardship.

    Thomas Robson - Chief Operating Officer

    Thomas Robson, the Chief Operating Officer at HOK, oversees the firm's day-to-day operational efficiency and service delivery across its global platform. This leadership position involves optimizing workflows, managing resources, and ensuring the seamless execution of projects in architecture, engineering, and planning. Robson directs operational strategies that support HOK's commitment to sustainable design and the creation of high-performance built environments. The Chief Operating Officer's responsibilities include enhancing productivity, streamlining processes, and fostering collaboration among HOK's diverse teams in North America, Europe, and Asia. Thomas Robson ensures that operational frameworks align with the firm's strategic goals, driving excellence in client service and project management. This executive's focus on operational excellence is fundamental to HOK's ability to deliver complex projects, from aviation and transportation hubs to healthcare and science facilities, while maintaining a strong emphasis on reducing energy use intensity and embodied carbon.

    Mei-Hwie Sie - President

    Mei-Hwie Sie, the President at HOK, holds a key leadership position driving strategic initiatives and operational excellence across the firm. This role involves overseeing significant business segments and ensuring the effective delivery of HOK's integrated design, architecture, engineering, and planning services. Sie focuses on advancing the firm's commitment to sustainable design and creating high-performance built environments. The President's responsibilities include fostering client relationships, guiding market development, and ensuring operational alignment with corporate objectives. Mei-Hwie Sie's leadership contributes to HOK's global presence and its ability to execute complex projects across diverse sectors. This executive's strategic vision supports the firm's ongoing growth and its reputation for innovation and design quality.

    Carl Galioto - President

    Carl Galioto, the President at HOK, leads critical aspects of the firm's strategic direction and operational execution. This executive role involves driving business development, enhancing client engagement, and overseeing the delivery of comprehensive architecture, engineering, and planning services. Galioto champions HOK's dedication to sustainable design and the creation of high-performance, impactful built environments. The President's responsibilities include fostering innovation within design teams, managing key client portfolios, and ensuring operational efficiency across HOK's global network. Carl Galioto's leadership is instrumental in strengthening the firm's market position and expanding its influence in sectors such as aviation, healthcare, and corporate design. This executive's focus on strategic growth and design excellence supports HOK's mission worldwide.
    Carl Galioto

    James Vandezande - Chief Technology Officer

    James Vandezande, the Chief Technology Officer at HOK, leads the strategic integration and advancement of technology across the firm's design, engineering, and planning disciplines. This role involves identifying, evaluating, and implementing innovative technological solutions that enhance HOK's capabilities in creating high-performance, sustainable built environments. Vandezande directs the firm's technology roadmap, ensuring that digital tools and platforms support cutting-edge design processes and project delivery. The Chief Technology Officer's responsibilities include leveraging technology to improve efficiency, foster collaboration, and drive innovation in areas such as BIM, data analytics, and virtual reality. James Vandezande's leadership ensures HOK remains at the forefront of technological adoption within the architecture and construction industries, supporting the firm's commitment to reducing energy use intensity and embodied carbon. This executive guides the development of digital strategies that empower HOK's global teams.
    James Vandezande

    John Bartolomi - Chief Information Officer

    John Bartolomi, the Chief Information Officer at HOK, manages the firm's information technology infrastructure and systems. This role is crucial for ensuring the security, reliability, and efficiency of HOK's digital environment, supporting its global operations in architecture, engineering, and planning. Bartolomi oversees the development and implementation of IT strategies that align with the company's business objectives, including its focus on sustainable design and high-performance built environments. The Chief Information Officer's responsibilities encompass managing IT services, cybersecurity, data management, and end-user support across HOK's extensive network. John Bartolomi ensures that technology infrastructure effectively supports the firm's project delivery, collaboration, and innovation efforts. This executive's leadership is vital for maintaining robust IT systems that enable HOK to effectively serve clients and advance its mission of creating sustainable and impactful spaces.
    John Bartolomi
    Lisa Green, the Chief Legal Officer at HOK, directs the firm's legal affairs and provides strategic counsel on all matters of law. This executive role is vital for safeguarding HOK's interests and ensuring compliance across its global architecture, engineering, and planning operations. Green oversees contract negotiation, risk management, and litigation, ensuring that all business activities adhere to legal and regulatory requirements. The Chief Legal Officer's responsibilities include advising senior leadership on legal implications of business decisions and protecting the firm's intellectual property. Lisa Green's expertise is critical in navigating the complex legal landscape of the construction and design industries, supporting HOK's mission to create high-performance, sustainable built environments. This leadership ensures legal integrity and supports the firm's global expansion and project execution.
    Lisa Green

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    Frequently Asked Questions Regarding HOK Top Executives and Leadership Team

    Who leads HOK?
    HOK is led by Hok-key Band (Chief Executive Officer), along with executives such as Robert Pratzel (Chief Financial Officer) and Misty Yanko (Senior Vice President, Chief Financial Officer).
    Who is part of HOK’s executive team?
    The executive team of HOK includes leaders such as Hok-key Band (Chief Executive Officer), Robert Pratzel (Chief Financial Officer), Misty Yanko (Senior Vice President, Chief Financial Officer) and other senior executives.
    How many executives does HOK have?
    HOK has 10 executives leading key business areas.
    What roles are included in HOK’s leadership team?
    The leadership team of HOK includes roles such as Chief Executive Officer, Chief Financial Officer, Senior Vice President, Chief Financial Officer, Senior Vice President & Chief Financial Officer, Chief Operating Officer.