GZA Executive and Leadership Team

July, 2026

Leadership Overview

GZA has 8 executives leading key functions including strategy, finance, information technology, administration, human resources, and operations.

Driven by technical excellence, GZA is dedicated to providing specialized engineering and environmental consulting services, fostering collaboration to serve clients across diverse infrastructure and development projects.

Leadership Roles at GZA

  • Chief Executive Officer - Eugene Gallagher
  • President & Chief Executive Officer - Patrick Sheehan
  • Chief Financial Officer - Enda Fahey
  • President - Gary Zimmerman
  • President - Linda Huff
  • Chief Information Officer - Paul Malagrifa
  • Chief Administrative Officer - Richard Ecord
  • Chief Human Resource Officer - Kathleen Murphy
  • Eugene Gallagher - Chief Executive Officer

    Eugene Gallagher, the Chief Executive Officer at GZA, directs the overarching strategy and vision for the multidisciplinary engineering and environmental consulting firm. Gallagher's leadership focuses on maintaining the company's commitment to technical excellence and integrity across all service areas, including geotechnical engineering, environmental science, ecology, water resources, and construction management. This executive guides the organization's growth and market positioning, ensuring GZA continues to be a nationally recognized leader. Gallagher's responsibilities involve fostering a collaborative environment that supports innovation and client success. The strategic direction set by Eugene Gallagher impacts the firm's ability to tackle complex infrastructure and development challenges, reinforcing GZA's reputation for delivering high-quality solutions nationwide. Gallagher ensures operational alignment with the company's foundational principles.

    Patrick Sheehan - President & Chief Executive Officer

    Patrick Sheehan, the President & Chief Executive Officer at GZA, drives the company's strategic initiatives and operational execution. Sheehan's role encompasses leading GZA's expansion and enhancing its service offerings in geotechnical engineering, environmental science, ecology, water resources, and construction management. This executive ensures the firm's continued adherence to its core principles of technical excellence, integrity, and collaboration. Patrick Sheehan oversees the integration of innovative solutions and best practices across all project types, from infrastructure development to environmental remediation. The leadership of Patrick Sheehan is critical in navigating market dynamics and client needs, solidifying GZA's position as a premier consulting firm. Sheehan's focus remains on fostering sustainable growth and delivering exceptional value to clients across the nation.
    Patrick Sheehan

    Enda Fahey - Chief Financial Officer

    Enda Fahey, the Chief Financial Officer at GZA, manages the firm's financial health and strategic fiscal planning. Fahey oversees all financial operations, including budgeting, forecasting, accounting, and financial reporting, ensuring GZA's fiscal stability and profitability. This executive plays a crucial role in resource allocation, capital management, and investment strategies that support the company's growth objectives in engineering and environmental consulting. Enda Fahey's financial acumen guides decisions related to market expansion and the acquisition of new technologies or capabilities. The financial stewardship provided by Enda Fahey is integral to maintaining GZA's capacity to undertake large-scale infrastructure and development projects. Fahey ensures compliance with all financial regulations and drives efficiency across the organization's financial functions.

    Gary Zimmerman - President

    Gary Zimmerman, the President at GZA, drives strategic growth and operational leadership across key business units. Zimmerman's role involves overseeing the delivery of specialized technical services in geotechnical engineering, environmental science, ecology, and water resources, ensuring alignment with GZA's core principles of technical excellence and integrity. This executive focuses on enhancing client relationships and expanding market reach, particularly within infrastructure and development sectors. Gary Zimmerman's leadership fosters a culture of collaboration and innovation, empowering teams to tackle complex challenges. The strategic vision of Gary Zimmerman is critical in navigating industry trends and maintaining GZA's reputation as a nationally recognized leader in engineering and environmental consulting.

    Linda Huff - President

    Linda Huff, the President at GZA, directs strategic operations and business development initiatives for the firm. Huff's leadership emphasizes GZA's commitment to technical excellence and integrity across its diverse service offerings, including geotechnical engineering, environmental science, and construction management. This executive focuses on strengthening client partnerships and expanding the company's footprint in key markets, driving growth through innovative solutions. Linda Huff fosters a collaborative environment that encourages professional development and technical expertise among GZA's employees. The strategic guidance provided by Linda Huff is crucial for navigating the evolving landscape of infrastructure and development projects, reinforcing GZA's position as a leading national consulting firm.
    Linda Huff

    Paul Malagrifa - Chief Information Officer

    Paul Malagrifa, the Chief Information Officer at GZA, leads the company's technology strategy and digital transformation initiatives. Malagrifa is responsible for overseeing all aspects of information technology, including infrastructure, cybersecurity, data management, and the implementation of advanced software solutions that support GZA's engineering and environmental consulting services. This executive ensures that technology enhances operational efficiency, project delivery, and client collaboration across geotechnical engineering, environmental science, and construction management. Paul Malagrifa's vision drives the adoption of cutting-edge tools that empower GZA's technical teams and improve data analytics capabilities. The strategic deployment of technology under Paul Malagrifa's direction is vital for maintaining GZA's competitive edge and supporting its national client base.
    Paul Malagrifa

    Richard Ecord - Chief Administrative Officer

    Richard Ecord, the Chief Administrative Officer at GZA, oversees the comprehensive administrative functions that support the firm's operational excellence. Ecord manages key areas such as facilities management, procurement, legal affairs, and corporate governance, ensuring smooth day-to-day operations across all GZA's service lines. This executive is instrumental in optimizing internal processes and resource management to enhance productivity and support the company's strategic goals in engineering and environmental consulting. Richard Ecord's focus on efficient administration contributes directly to GZA's ability to deliver high-quality technical services to its clients. The administrative framework established by Richard Ecord underpins the firm's commitment to integrity and collaboration, facilitating seamless project execution nationwide.

    Kathleen Murphy - Chief Human Resource Officer

    Kathleen Murphy, the Chief Human Resource Officer at GZA, leads the company's human capital strategy and talent management initiatives. Murphy oversees all aspects of human resources, including recruitment, employee development, compensation and benefits, and fostering a positive and productive work environment that aligns with GZA's collaborative culture. This executive plays a vital role in attracting and retaining top talent in engineering and environmental consulting, ensuring the workforce possesses the expertise required for complex projects. Kathleen Murphy's strategic approach to HR supports GZA's commitment to technical excellence and integrity by nurturing a skilled and engaged team. The leadership of Kathleen Murphy is essential for maintaining GZA's strong organizational foundation and supporting its national operations.
    Kathleen Murphy

    Explore Leadership Teams in Architecture, Engineering & Design

    Frequently Asked Questions Regarding GZA Top Executives and Leadership Team

    Who leads GZA?
    GZA is led by Eugene Gallagher (Chief Executive Officer), along with executives such as Patrick Sheehan (President & Chief Executive Officer) and Enda Fahey (Chief Financial Officer).
    Who is part of GZA’s executive team?
    The executive team of GZA includes leaders such as Eugene Gallagher (Chief Executive Officer), Patrick Sheehan (President & Chief Executive Officer), Enda Fahey (Chief Financial Officer) and other senior executives.
    How many executives does GZA have?
    GZA has 8 executives leading key business areas.
    What roles are included in GZA’s leadership team?
    The leadership team of GZA includes roles such as Chief Executive Officer, President & Chief Executive Officer, Chief Financial Officer, President, President.