Zachry Executive and Leadership Team

July, 2026

Leadership Overview

Zachry has 10 executives leading key functions including finance, technology, and operations.

Driven by a legacy of expertise, Zachry is dedicated to delivering comprehensive engineering, construction, and services across vital sectors, shaping infrastructure and industry with precision and commitment.

Leadership Roles at Zachry

  • Chief Financial Officer - Christopher Hutter
  • Senior VP & Chief Financial Officer - Francois Mostert
  • President Zachry Nuclear Inc. - Thomas Hannigan
  • President - Bruce Hessler
  • Group President, Services - Robert Berra
  • President, Trillium Advisory Group, A Zachry Group Company - Shilpa S.
  • President, Engineering - Matthew Czuba
  • President, Nuclear Construction - Ingmar Sterzing
  • Group President - Ralph Biediger
  • Chief Technology Officer - Robin Barry
  • Christopher Hutter - Chief Financial Officer

    Christopher Hutter, the Chief Financial Officer at Zachry, directs all financial operations and strategic fiscal planning. Overseeing treasury, accounting, and financial reporting, Hutter ensures robust financial health and compliance across the organization. This leadership role involves managing capital allocation, optimizing investment strategies, and driving profitability within the engineering, construction, and services sectors. By maintaining stringent financial controls, Christopher Hutter directly supports the company's long-term growth objectives and operational stability. The Chief Financial Officer's purview extends to risk management and the development of financial models that underpin major project acquisitions and execution.

    Francois Mostert - Senior VP & Chief Financial Officer

    Francois Mostert, the Senior VP & Chief Financial Officer at Zachry, spearheads comprehensive financial management and strategic fiscal oversight. Directing all financial planning, accounting functions, and capital management, Mostert ensures the fiscal integrity and economic resilience of the enterprise. This senior leadership position involves optimizing financial performance, managing investor relations, and driving revenue growth across the company's diverse service offerings. By implementing robust financial controls and strategic investment policies, Francois Mostert directly contributes to Zachry's sustained market presence and expansion. The Senior VP & Chief Financial Officer's expertise is fundamental to navigating complex financial landscapes in the energy and manufacturing sectors.

    Thomas Hannigan - President Zachry Nuclear Inc.

    Thomas Hannigan, the President Zachry Nuclear Inc. at Zachry, leads all operations and strategic development for the nuclear construction division. Overseeing project execution, safety protocols, and client relations within the nuclear sector, Hannigan ensures the successful delivery of complex projects. This executive role involves managing regulatory compliance, driving operational excellence, and fostering innovation in nuclear power infrastructure. By directing specialized teams and resources, Thomas Hannigan directly enhances Zachry's capabilities in nuclear energy development. The President Zachry Nuclear Inc.'s focus is on advancing safe, reliable, and efficient nuclear construction services.

    Bruce Hessler - President

    Bruce Hessler, the President at Zachry, drives overall corporate strategy and operational leadership across the organization. Overseeing key business units and strategic initiatives, Hessler ensures alignment with the company's mission to provide exceptional engineering, construction, and services. This leadership position involves fostering a culture of excellence, managing stakeholder relationships, and guiding expansion into new markets. By directing cross-functional teams and resource allocation, Bruce Hessler directly impacts Zachry's market position and long-term success. The President's vision is instrumental in navigating the complexities of the energy, power, and manufacturing sectors.
    Bruce Hessler

    Robert Berra - Group President, Services

    Robert Berra, the Group President, Services at Zachry, directs the strategic growth and operational performance of the company's service divisions. Overseeing a broad portfolio of service offerings, Berra ensures the delivery of high-quality solutions to clients in the energy, power, and manufacturing industries. This executive role involves developing new service lines, optimizing client engagement, and driving revenue generation through enhanced service capabilities. By leading dedicated teams and fostering client partnerships, Robert Berra directly strengthens Zachry's market leadership in specialized services. The Group President, Services' focus is on expanding the company's reach and impact through comprehensive support solutions.

    Shilpa S. - President, Trillium Advisory Group, A Zachry Group Company

    Shilpa S., the President, Trillium Advisory Group, A Zachry Group Company at Zachry, leads strategic advisory services and business transformation initiatives. Overseeing the operations of Trillium Advisory Group, Shilpa S. guides clients through complex challenges in the energy, manufacturing, and chemical sectors. This leadership role involves developing innovative solutions, managing client relationships, and driving sustainable business growth. By leveraging deep industry expertise and advanced analytical tools, Shilpa S. directly enhances the value delivered to clients. The President, Trillium Advisory Group's mandate is to provide critical insights and strategic guidance for optimal business outcomes.

    Matthew Czuba - President, Engineering

    Matthew Czuba, the President, Engineering at Zachry, directs the company's comprehensive engineering capabilities and project execution. Overseeing all engineering disciplines, Czuba ensures the delivery of innovative and technically sound solutions for clients in the energy, power, and manufacturing sectors. This executive position involves managing engineering teams, driving technological advancements, and maintaining the highest standards of project quality and safety. By leading strategic engineering initiatives, Matthew Czuba directly contributes to Zachry's reputation for excellence in complex infrastructure development. The President, Engineering's role is pivotal in shaping the future of industrial and energy projects.
    Matthew Czuba

    Ingmar Sterzing - President, Nuclear Construction

    Ingmar Sterzing, the President, Nuclear Construction at Zachry, spearheads the strategic direction and operational execution of all nuclear construction projects. Overseeing safety, quality, and project management within the nuclear sector, Sterzing ensures the successful completion of critical infrastructure developments. This leadership role involves managing specialized teams, adhering to stringent regulatory requirements, and fostering advancements in nuclear construction techniques. By driving efficiency and innovation, Ingmar Sterzing directly enhances Zachry's capabilities in delivering complex nuclear facilities. The President, Nuclear Construction's expertise is vital for maintaining the company's leadership in this specialized field.
    Ingmar Sterzing

    Ralph Biediger - Group President

    Ralph Biediger, the Group President at Zachry, leads strategic initiatives and operational oversight across multiple business segments. Overseeing diverse portfolios within the engineering, construction, and services sectors, Biediger drives performance and growth throughout the organization. This executive role involves managing key business units, fostering cross-divisional collaboration, and ensuring alignment with corporate objectives. By directing strategic planning and resource deployment, Ralph Biediger directly contributes to Zachry's sustained market leadership and expansion. The Group President's focus is on optimizing operations and maximizing value creation for stakeholders.

    Robin Barry - Chief Technology Officer

    Robin Barry, the Chief Technology Officer at Zachry, architects the company's technological vision and digital transformation initiatives. Overseeing all aspects of information technology and innovation, Barry drives the integration of advanced solutions across engineering, construction, and service delivery. This critical role involves evaluating emerging technologies, enhancing cybersecurity measures, and ensuring seamless IT infrastructure to support global operations. By championing digital tools and data analytics, Robin Barry directly improves operational efficiency and project outcomes. The Chief Technology Officer's strategic direction is vital for maintaining Zachry's competitive edge in technology-dependent industries.
    Robin Barry

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    Frequently Asked Questions Regarding Zachry Top Executives and Leadership Team

    Who leads Zachry?
    Zachry is led by Christopher Hutter (Chief Financial Officer), along with executives such as Francois Mostert (Senior VP & Chief Financial Officer) and Thomas Hannigan (President Zachry Nuclear Inc.).
    Who is part of Zachry’s executive team?
    The executive team of Zachry includes leaders such as Christopher Hutter (Chief Financial Officer), Francois Mostert (Senior VP & Chief Financial Officer), Thomas Hannigan (President Zachry Nuclear Inc.) and other senior executives.
    How many executives does Zachry have?
    Zachry has 10 executives leading key business areas.
    What roles are included in Zachry’s leadership team?
    The leadership team of Zachry includes roles such as Chief Financial Officer, Senior VP & Chief Financial Officer, President Zachry Nuclear Inc., President, Group President, Services.