Willdan Executive and Leadership Team

August, 2026

Leadership Overview

Willdan has 5 executives leading key functions including corporate strategy, financial consulting, engineering services, and operational management.

Focused on delivering professional consulting and technical services, Willdan empowers infrastructure development through sustainable engineering solutions and financial expertise to drive long-term value for clients across the United States.

Leadership Roles at Willdan

  • Chief Executive Officer - Thomas Brisbin
  • Partner & Chief Executive Officer - Conor Darby
  • Chief Executive Officer & President, Willdan Financial Services - Mark Risco
  • President, Genesys Engineering - Steve Joern
  • President - Aaron Etzkorn
  • Thomas Brisbin - Chief Executive Officer

    Thomas Brisbin, the Chief Executive Officer at Willdan, directs the overarching corporate strategy and long-term growth initiatives for the organization. By overseeing the integration of technical consulting services, the Chief Executive Officer ensures alignment with national infrastructure demands. This leadership role involves managing high-level relationships with stakeholders and guiding the firm through complex market shifts. Thomas Brisbin maintains a focus on operational excellence, ensuring that the company delivers high-quality engineering and consulting outcomes. Through the implementation of rigorous performance standards, the Chief Executive Officer optimizes resource allocation across all regional divisions. By fostering a culture of innovation, Brisbin secures the competitive position of the firm within the American consulting landscape. This strategic oversight supports the expansion of service offerings, ultimately driving sustainable revenue growth and enhancing the reputation of the organization as a leader in technical professional services.
    Thomas Brisbin

    Conor Darby - Partner & Chief Executive Officer

    Conor Darby, the Partner & Chief Executive Officer at Willdan, manages strategic partnerships and drives business development efforts across diverse market sectors. By architecting collaborative frameworks, the Partner & Chief Executive Officer expands the reach of technical consulting services into new geographic territories. This leadership role involves coordinating with internal teams to refine service delivery models and improve client engagement metrics. Conor Darby ensures that the firm remains responsive to evolving industry requirements by prioritizing agility and technical precision. Through the cultivation of key industry alliances, the Partner & Chief Executive Officer strengthens the market presence of the organization. By focusing on scalable growth strategies, Darby enhances the operational capacity of the firm. This executive leadership supports the broader mission of providing high-impact consulting solutions, ensuring that the company maintains a robust pipeline of projects while delivering consistent value to clients throughout the national market.
    Conor Darby

    Mark Risco - Chief Executive Officer & President, Willdan Financial Services

    Mark Risco, the Chief Executive Officer & President, Willdan Financial Services at Willdan, oversees the specialized financial consulting division and manages complex fiscal advisory projects. By directing the development of financial models and economic analysis, the Chief Executive Officer & President, Willdan Financial Services ensures that clients receive actionable insights for infrastructure funding and development. This leadership role involves managing the financial services team and aligning service outputs with the broader corporate objectives of the firm. Mark Risco maintains a focus on regulatory compliance and fiscal accuracy, which supports the integrity of the consulting services provided. Through the application of deep industry knowledge, the Chief Executive Officer & President, Willdan Financial Services drives the success of financial advisory engagements. By optimizing service delivery, Risco ensures that the division contributes significantly to the overall financial health and market impact of the organization.
    Mark Risco

    Steve Joern - President, Genesys Engineering

    Steve Joern, the President, Genesys Engineering at Willdan, leads the engineering operations and technical design functions within the Genesys division. By overseeing the execution of complex engineering projects, the President, Genesys Engineering ensures that technical standards meet the rigorous demands of modern infrastructure development. This leadership role involves managing engineering teams and coordinating with other corporate leaders to integrate technical solutions into the broader service portfolio. Steve Joern maintains a focus on project efficiency and innovation, which drives the successful delivery of engineering services across various regions. Through the application of advanced technical expertise, the President, Genesys Engineering supports the growth of the firm by providing high-quality design and consulting outcomes. By fostering technical excellence, Joern ensures that the division remains a critical component of the company, contributing to the overall success and reputation of the organization in the competitive engineering sector.

    Aaron Etzkorn - President

    Aaron Etzkorn, the President at Willdan, manages day-to-day operational workflows and ensures the seamless execution of professional consulting services. By overseeing internal processes and resource management, the President ensures that the firm maintains high levels of productivity and service quality. This leadership role involves coordinating across departments to streamline operations and support the strategic goals established by the executive team. Aaron Etzkorn maintains a focus on operational scalability, which allows the company to adapt to changing market conditions and client needs. Through the implementation of efficient management practices, the President drives the operational success of the firm. By fostering collaboration and accountability, Etzkorn ensures that all teams remain aligned with the mission of providing superior technical services. This leadership supports the overall growth and stability of the organization, ensuring that the company continues to deliver value through its diverse range of professional consulting and technical offerings.

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    Frequently Asked Questions Regarding Willdan Top Executives and Leadership Team

    Who leads Willdan?
    Willdan is led by Thomas Brisbin (Chief Executive Officer), along with executives such as Conor Darby (Partner & Chief Executive Officer) and Mark Risco (Chief Executive Officer & President, Willdan Financial Services).
    Who is part of Willdan’s executive team?
    The executive team of Willdan includes leaders such as Thomas Brisbin (Chief Executive Officer), Conor Darby (Partner & Chief Executive Officer), Mark Risco (Chief Executive Officer & President, Willdan Financial Services) and other senior executives.
    How many executives does Willdan have?
    Willdan has 5 executives leading key business areas.
    What roles are included in Willdan’s leadership team?
    The leadership team of Willdan includes roles such as Chief Executive Officer, Partner & Chief Executive Officer, Chief Executive Officer & President, Willdan Financial Services, President, Genesys Engineering, President.