Dewberry Executive and Leadership Team

July, 2026

Leadership Overview

Dewberry has 10 executives leading key functions including strategy, information technology, marketing, operations, finance, human resources, communications, and company leadership.

Driven by a commitment to excellence, Dewberry focuses on delivering innovative planning and design solutions within the construction industry, shaping environments and infrastructure across its operational scope.

Leadership Roles at Dewberry

  • Chief Executive Officer & Member, Board of Directors - David (Dave) Mahoney
  • Chief Financial Officer - Cynthia Chen
  • Chief Operating Officer - Darren Conner
  • Company President, Dewberry and Davis, Inc. - Phillip Thiel
  • President - Gary Neuwerth
  • Chief Information Officer - Henry Tyler
  • Chief Marketing Officer - Elizabeth Scarce
  • Chief Human Resources Officer - Stacey McKavish
  • Deputy Chief Information Officer - Sean Reney
  • Chief Communications Officer - Molly Johnson
  • David (Dave) Mahoney - Chief Executive Officer & Member, Board of Directors

    David (Dave) Mahoney, the Chief Executive Officer & Member, Board of Directors at Dewberry, directs the company's overarching strategic vision and corporate governance. Mahoney guides the firm's expansion and market positioning within the construction and design sectors, ensuring alignment with long-term growth objectives. This leadership role involves fostering innovation and operational excellence across all business units. Mahoney's oversight extends to key client relationships and strategic partnerships, solidifying Dewberry's reputation for delivering high-quality planning and design services. By championing a culture of integrity and client focus, David (Dave) Mahoney drives the company's mission to create sustainable and impactful solutions for diverse project needs. His tenure ensures consistent execution of the company's strategic initiatives and financial performance.
    David (Dave) Mahoney

    Cynthia Chen - Chief Financial Officer

    Cynthia Chen, the Chief Financial Officer at Dewberry, directs the company's financial strategy, planning, and reporting, ensuring fiscal health and sustainable growth. Chen manages all financial operations, including budgeting, forecasting, accounting, and treasury functions, providing critical insights to support executive decision-making. This leadership position involves overseeing financial risk management, optimizing capital allocation, and ensuring compliance with all financial regulations. Cynthia Chen's expertise is vital in guiding Dewberry's financial performance and investment strategies within the competitive construction and design market. The CFO's responsibilities extend to managing investor relations and securing financing for major projects. Through rigorous financial oversight, Cynthia Chen safeguards the company's assets and drives profitability, underpinning Dewberry's long-term stability and expansion.

    Darren Conner - Chief Operating Officer

    Darren Conner, the Chief Operating Officer at Dewberry, oversees the firm's day-to-day operational activities and ensures efficient project execution across all service lines. Conner manages the integration of planning, design, and construction support services, optimizing workflows and resource allocation to meet client demands. This critical role involves driving operational excellence, implementing best practices, and enhancing productivity throughout the organization. Darren Conner's leadership focuses on streamlining processes and fostering a culture of continuous improvement to deliver projects on time and within budget. The COO's responsibilities include managing operational risks, ensuring compliance with industry standards, and supporting the strategic objectives set by executive leadership. By optimizing operational performance, Darren Conner directly contributes to Dewberry's capacity for delivering complex, large-scale projects.
    Darren Conner

    Phillip Thiel - Company President, Dewberry and Davis, Inc.

    Phillip Thiel, the Company President, Dewberry and Davis, Inc. at Dewberry, leads specific operational divisions and strategic initiatives within the firm's established structure. Thiel focuses on driving performance and growth within the Dewberry and Davis, Inc. entity, ensuring its services align with the broader company objectives in planning and design. This executive position involves overseeing key business functions, managing client portfolios, and fostering strong relationships with stakeholders. Phillip Thiel's leadership emphasizes operational efficiency and the successful delivery of complex projects. The President's responsibilities include identifying new business opportunities, managing divisional budgets, and ensuring compliance with industry regulations. Through dedicated leadership, Phillip Thiel contributes significantly to Dewberry's overall market presence and project success.

    Gary Neuwerth - President

    Gary Neuwerth, the President at Dewberry, directs key strategic operations and business development efforts, contributing to the firm's overall growth and market leadership. Neuwerth focuses on advancing Dewberry's capabilities in planning and design, ensuring innovative solutions are delivered to clients across various sectors. This executive role involves cultivating strategic partnerships, overseeing major project initiatives, and driving operational excellence. Gary Neuwerth's leadership is instrumental in expanding the company's service offerings and geographic reach. The President's responsibilities include managing cross-functional teams, identifying market opportunities, and ensuring the highest standards of project execution. Through strategic vision and operational acumen, Gary Neuwerth strengthens Dewberry's competitive position and commitment to client success.

    Henry Tyler - Chief Information Officer

    Henry Tyler, the Chief Information Officer at Dewberry, architects and executes the company's technology strategy, ensuring robust digital infrastructure supports operational demands. Tyler oversees all aspects of information technology, including cybersecurity, data management, and system integration, critical for a firm specializing in planning and design. This leadership position involves evaluating and implementing innovative technological solutions that enhance project delivery efficiency and client collaboration. By driving digital transformation initiatives, Henry Tyler ensures Dewberry maintains a competitive edge through advanced technological capabilities. The CIO's responsibilities include managing IT budgets, leading the technology team, and safeguarding sensitive company and client data. Through strategic technology investments, Tyler empowers Dewberry's professionals with the tools needed for complex project execution.

    Elizabeth Scarce - Chief Marketing Officer

    Elizabeth Scarce, the Chief Marketing Officer at Dewberry, directs the company's brand strategy, market outreach, and business development initiatives. Scarce leads efforts to enhance Dewberry's visibility and market share within the construction and design industries, focusing on communicating the firm's expertise and project successes. This role involves developing and executing comprehensive marketing campaigns, managing public relations, and overseeing digital marketing efforts to attract new clients and strengthen existing relationships. Elizabeth Scarce's strategic direction ensures consistent brand messaging across all platforms and communications. By identifying market trends and client needs, the CMO shapes the company's service offerings and competitive positioning. Through effective market engagement, Scarce drives revenue growth and reinforces Dewberry's reputation as a leader in planning and design.

    Stacey McKavish - Chief Human Resources Officer

    Stacey McKavish, the Chief Human Resources Officer at Dewberry, leads the company's talent management, organizational development, and employee relations strategies. McKavish oversees all human resources functions, including recruitment, compensation, benefits, and performance management, ensuring Dewberry attracts and retains top talent in the architecture and engineering fields. This role is pivotal in cultivating a positive and productive work environment that supports the firm's mission and values. Stacey McKavish champions initiatives focused on employee engagement, professional development, and diversity and inclusion, fostering a culture of growth and collaboration. The CHRO's responsibilities include developing HR policies, managing compliance with labor laws, and advising leadership on workforce planning. Through strategic HR leadership, Stacey McKavish ensures Dewberry's human capital effectively drives the company's success.
    Stacey McKavish

    Sean Reney - Deputy Chief Information Officer

    Sean Reney, the Deputy Chief Information Officer at Dewberry, supports the CIO in executing the company's technology roadmap and managing its IT infrastructure. Reney plays a key role in overseeing the implementation of new systems and ensuring the reliability and security of Dewberry's digital platforms, essential for its planning and design operations. This position involves collaborating with IT teams to enhance operational efficiency and support project-specific technology needs. Sean Reney's focus includes managing IT projects, supporting end-users, and contributing to cybersecurity initiatives. The Deputy CIO works closely with department heads to align technology solutions with business objectives, ensuring seamless integration and user adoption. Through dedicated support and technical expertise, Sean Reney strengthens Dewberry's technological capabilities.

    Molly Johnson - Chief Communications Officer

    Molly Johnson, the Chief Communications Officer at Dewberry, directs the company's internal and external communication strategies, shaping its public image and employee engagement. Johnson oversees all aspects of corporate communications, including media relations, public affairs, and stakeholder engagement, ensuring consistent and impactful messaging. This leadership role is crucial for articulating Dewberry's mission, values, and project achievements to diverse audiences. Molly Johnson develops communication plans that support business objectives and enhance brand reputation within the construction and design sectors. The CCO's responsibilities include managing crisis communications, developing executive messaging, and fostering strong relationships with media outlets. Through strategic communication, Molly Johnson reinforces Dewberry's position as a trusted industry leader.

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    Frequently Asked Questions Regarding Dewberry Top Executives and Leadership Team

    Who leads Dewberry?
    Dewberry is led by David (Dave) Mahoney (Chief Executive Officer & Member, Board of Directors), along with executives such as Cynthia Chen (Chief Financial Officer) and Darren Conner (Chief Operating Officer).
    Who is part of Dewberry’s executive team?
    The executive team of Dewberry includes leaders such as David (Dave) Mahoney (Chief Executive Officer & Member, Board of Directors), Cynthia Chen (Chief Financial Officer), Darren Conner (Chief Operating Officer) and other senior executives.
    How many executives does Dewberry have?
    Dewberry has 10 executives leading key business areas.
    What roles are included in Dewberry’s leadership team?
    The leadership team of Dewberry includes roles such as Chief Executive Officer & Member, Board of Directors, Chief Financial Officer, Chief Operating Officer, Company President, Dewberry and Davis, Inc., President.