HDR Executive and Leadership Team

September, 2026

Leadership Overview

HDR has 10 executives leading key functions including strategy, operations, technology, human resources, and specialized business unit management.

Focused on delivering sustainable infrastructure and design solutions, HDR drives global progress through technical excellence and innovative engineering practices that transform communities and environments across both public and private sectors.

Leadership Roles at HDR

  • Chairman & Chief Executive Officer - John Henderson
  • Chief Operating Officer - Timothy Crockett
  • President, Hdr Environmental, Operations & Construction (Eoc) - Brian Hoppy
  • Group President - Glen Ellmers
  • President - Adrian Huckabee
  • Group President, Federal Business - David LeCureux
  • President - Merle Bachman
  • Group President, Resources Business - John Steinert
  • Chief Technology Officer - Justin Webster
  • Chief Human Resources Officer - Bill Manhart
  • John Henderson - Chairman & Chief Executive Officer

    John Henderson, the Chairman & Chief Executive Officer at HDR, directs the overarching strategic vision for the global design and engineering firm. Henderson architects long-term growth initiatives while overseeing the integration of complex infrastructure and environmental consulting services. By aligning corporate objectives with market demands, the Chairman & Chief Executive Officer ensures the firm maintains a competitive edge in the construction and architecture sectors. John Henderson manages high-level relationships with key stakeholders and the Board to facilitate sustainable project delivery across international markets. This leadership role involves constant evaluation of operational performance to optimize service quality. Through rigorous oversight of business development, the executive secures the firm's position as a leader in technical consulting. Ultimately, Henderson drives the organizational culture toward innovation and excellence, ensuring that every project reflects the core mission of delivering functional, high-impact solutions for clients worldwide.
    John Henderson

    Timothy Crockett - Chief Operating Officer

    Timothy Crockett, the Chief Operating Officer at HDR, manages the daily execution of engineering and construction projects across diverse global markets. Crockett optimizes internal workflows to ensure that technical expertise translates into efficient, high-quality project delivery for public and private sector clients. Overseeing the operational infrastructure, the Chief Operating Officer maintains strict adherence to safety standards and project timelines. Timothy Crockett coordinates with regional leaders to streamline resource allocation and improve service delivery models. This role requires constant monitoring of project performance metrics to identify areas for process improvement and cost efficiency. By fostering collaboration between design teams and construction units, Crockett ensures seamless project execution. The Chief Operating Officer drives operational excellence by implementing advanced management systems that support the firm's commitment to sustainable design. Through this focus on operational rigor, Crockett secures the firm's ability to handle large-scale, complex infrastructure challenges effectively.

    Brian Hoppy - President, Hdr Environmental, Operations & Construction (Eoc)

    Brian Hoppy, the President, Hdr Environmental, Operations & Construction (Eoc) at HDR, leads the specialized division focused on environmental stewardship and construction management. Hoppy architects strategies for large-scale environmental remediation and infrastructure projects that require deep technical expertise. Overseeing the EOC division, the President, Hdr Environmental, Operations & Construction (Eoc) ensures that all operations meet rigorous sustainability standards and regulatory requirements. Brian Hoppy coordinates with project managers to deliver integrated solutions that address complex environmental challenges for public and private clients. This leadership role involves managing the division's financial performance and operational capacity to support growth in key markets. Through the application of innovative construction techniques, Hoppy drives project efficiency and quality. The President, Hdr Environmental, Operations & Construction (Eoc) maintains a focus on delivering functional, long-term infrastructure that benefits communities. Ultimately, Hoppy secures the division's reputation for excellence in environmental and construction services.
    Brian Hoppy

    Glen Ellmers - Group President

    Glen Ellmers, the Group President at HDR, manages a portfolio of business units focused on delivering specialized engineering and design services. Ellmers architects the strategic direction for these units, ensuring alignment with the firm's broader mission of providing sustainable infrastructure solutions. Overseeing cross-functional teams, the Group President drives business development and client relationship management across key sectors. Glen Ellmers coordinates with other executive leaders to leverage the firm's global expertise for complex projects. This role involves monitoring market trends and identifying opportunities for expansion in the construction and architecture industries. By optimizing the performance of the assigned business units, Ellmers ensures consistent revenue growth and service quality. The Group President maintains a focus on operational excellence and client satisfaction, driving the firm's ability to deliver high-impact results. Ultimately, Ellmers secures the strategic growth of the business units through effective leadership and market-driven decision-making.

    Adrian Huckabee - President

    Adrian Huckabee, the President at HDR, directs the operational activities of specific business segments within the global design firm. Huckabee architects strategies to enhance service delivery in the architecture and engineering sectors, focusing on project efficiency and client outcomes. Overseeing the execution of complex design projects, the President ensures that technical teams maintain the highest standards of quality and innovation. Adrian Huckabee coordinates with regional directors to align project delivery with the firm's overarching business objectives. This leadership role involves managing client expectations and ensuring that project teams have the necessary resources to succeed. Through the implementation of best practices in design and construction, Huckabee drives operational improvements that support the firm's market position. The President maintains a focus on sustainable growth and the delivery of functional infrastructure solutions. Ultimately, Huckabee secures the firm's reputation for excellence by overseeing the successful completion of diverse and challenging projects.

    David LeCureux - Group President, Federal Business

    David LeCureux, the Group President, Federal Business at HDR, directs the firm's engagement with government agencies and federal infrastructure projects. LeCureux architects strategies to secure and execute large-scale contracts that require specialized engineering and design capabilities. Overseeing the federal business unit, the Group President, Federal Business ensures that all projects comply with strict government standards and deliver sustainable, functional results. David LeCureux coordinates with federal clients to understand their unique infrastructure needs and provides tailored consulting services. This leadership role involves managing the division's financial performance and operational capacity to meet the demands of the public sector. Through the application of innovative design approaches, LeCureux drives project success and strengthens the firm's relationship with federal partners. The Group President, Federal Business maintains a focus on delivering high-impact infrastructure that supports national priorities. Ultimately, LeCureux secures the firm's position as a trusted provider of federal engineering services.

    Merle Bachman - President

    Merle Bachman, the President at HDR, manages the strategic operations of key business units dedicated to engineering and construction services. Bachman architects initiatives that improve project delivery and enhance the firm's technical capabilities in the architecture sector. Overseeing the performance of these units, the President ensures that teams provide comprehensive solutions for infrastructure and environmental projects. Merle Bachman coordinates with other leaders to integrate design approaches that prioritize sustainability and functionality. This role involves managing client relationships and identifying new market opportunities to drive business growth. Through the implementation of efficient project management processes, Bachman ensures that the firm meets the complex needs of its clients. The President maintains a focus on operational excellence and the delivery of high-quality design services. Ultimately, Bachman secures the firm's success by fostering a culture of innovation and technical precision across the assigned business segments.

    John Steinert - Group President, Resources Business

    John Steinert, the Group President, Resources Business at HDR, directs the firm's efforts in managing natural resources and energy-related infrastructure projects. Steinert architects strategies that integrate environmental consulting with engineering solutions to address the complex needs of the resources sector. Overseeing the resources business unit, the Group President, Resources Business ensures that all projects promote sustainable development and operational efficiency. John Steinert coordinates with technical teams to deliver innovative designs for water, energy, and environmental projects. This leadership role involves managing the division's growth and ensuring that services align with the firm's commitment to high-quality infrastructure. Through the application of specialized expertise, Steinert drives project success and strengthens the firm's market presence in the resources industry. The Group President, Resources Business maintains a focus on delivering functional solutions that balance environmental impact with client objectives. Ultimately, Steinert secures the firm's leadership in the resources business through effective strategic management.

    Justin Webster - Chief Technology Officer

    Justin Webster, the Chief Technology Officer at HDR, architects the digital transformation strategy for the firm's engineering and design platforms. Webster oversees the implementation of advanced modeling software and data analytics tools that enhance project precision and efficiency. By integrating cutting-edge technology into the design process, the Chief Technology Officer ensures that the firm remains at the forefront of industry innovation. Justin Webster manages the cybersecurity framework and IT infrastructure to protect sensitive client data across global operations. This leadership role involves collaborating with engineering teams to deploy scalable solutions that support complex environmental and construction projects. Through the adoption of emerging technologies, Webster drives productivity gains and improves the quality of technical deliverables. The Chief Technology Officer maintains a focus on digital agility, ensuring that the firm adapts to evolving market requirements. Ultimately, Webster secures the technological foundation necessary for delivering sustainable and functional infrastructure solutions.

    Bill Manhart - Chief Human Resources Officer

    Bill Manhart, the Chief Human Resources Officer at HDR, directs the talent acquisition and workforce development strategies for the global design firm. Manhart oversees the recruitment of top-tier engineers, architects, and environmental consultants to support the firm's diverse project portfolio. By fostering a culture of professional growth and inclusion, the Chief Human Resources Officer ensures that the organization attracts and retains the expertise required for complex infrastructure projects. Bill Manhart manages performance management systems and leadership development programs that align with the firm's long-term business goals. This role involves coordinating with department heads to address staffing needs across various regional operations. Through the implementation of comprehensive benefits and wellness initiatives, Manhart drives employee engagement and organizational stability. The Chief Human Resources Officer maintains a focus on building a high-performing workforce capable of delivering innovative design solutions. Ultimately, Manhart secures the human capital necessary for the firm's continued success.

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    Frequently Asked Questions Regarding HDR Top Executives and Leadership Team

    Who leads HDR?
    HDR is led by John Henderson (Chairman & Chief Executive Officer), along with executives such as Timothy Crockett (Chief Operating Officer) and Brian Hoppy (President, Hdr Environmental, Operations & Construction (Eoc)).
    Who is part of HDR’s executive team?
    The executive team of HDR includes leaders such as John Henderson (Chairman & Chief Executive Officer), Timothy Crockett (Chief Operating Officer), Brian Hoppy (President, Hdr Environmental, Operations & Construction (Eoc)) and other senior executives.
    How many executives does HDR have?
    HDR has 10 executives leading key business areas.
    What roles are included in HDR’s leadership team?
    The leadership team of HDR includes roles such as Chairman & Chief Executive Officer, Chief Operating Officer, President, Hdr Environmental, Operations & Construction (Eoc), Group President, President.