Tetra Tech Executive and Leadership Team

Roger Argus, the Chief Executive Officer at Tetra Tech, directs the company's overall strategic vision and operational execution. Argus guides Tetra Tech's global expansion and market positioning, ensuring alignment with the company's mission to provide sustainable solutions for water, environment, infrastructure, and energy challenges. Overseeing all major business units, Roger Argus drives innovation in data collection, scientific research, and engineering design across North America, Europe, Asia, Australia, and the Middle East. This leadership role involves fostering strong client relationships with government agencies and commercial enterprises worldwide. By championing Tetra Tech's core values, Argus ensures the delivery of high-impact projects that address complex environmental and infrastructure issues, solidifying the company's reputation as a leader in the consulting and engineering sector.

Steven Burdick, the Executive VP & Chief Financial Officer at Tetra Tech, directs all financial operations and fiscal strategy for the global consulting and engineering firm. Burdick oversees financial planning, accounting, treasury, and investor relations, ensuring robust financial health and sustainable growth across Tetra Tech's diverse service offerings in water, environment, and infrastructure. This executive leadership position involves managing capital allocation, risk management, and financial reporting to stakeholders, including government agencies and commercial clients operating in North America, Europe, Asia, Australia, and the Middle East. By providing critical financial insights, Steven Burdick supports strategic decision-making and drives operational efficiency throughout the organization. The financial stewardship under Burdick's purview is essential for Tetra Tech's continued success in delivering complex environmental and infrastructure solutions worldwide.

Meegan Sullivan, the Division President (Asia Pacific) at Tetra Tech, spearheads the company's operations and strategic growth within the Asia Pacific region. Sullivan directs business development, project execution, and client engagement for Tetra Tech's comprehensive water, environment, and infrastructure solutions across this dynamic market. This leadership position involves managing regional teams, fostering local partnerships, and ensuring the delivery of high-quality consulting and engineering services tailored to the specific needs of government agencies and commercial enterprises in Asia Pacific. Meegan Sullivan focuses on expanding Tetra Tech's presence and impact by addressing critical environmental and infrastructure challenges unique to the region. The strategic oversight provided by Sullivan is vital for driving sustainable development and operational excellence throughout the Asia Pacific division.

Jan Auman, the President & Senior Vice President, International Development Services at Tetra Tech, leads the company's global initiatives focused on international development projects. Auman directs the strategy and execution of services aimed at addressing critical challenges in water, environment, and infrastructure across developing nations worldwide. This executive role involves managing complex programs funded by international organizations and governments, ensuring the delivery of sustainable and impactful solutions. Jan Auman oversees teams of experts providing data collection, engineering design, and operational support in diverse global contexts. By fostering strong partnerships and leveraging Tetra Tech's extensive expertise, Auman drives positive change and contributes significantly to global development goals through specialized consulting and engineering services.

Jeremy Travis, the Group President, Government Services at Tetra Tech, leads the company's extensive engagement with government agencies across federal, state, and local levels. Travis directs the strategic development and delivery of Tetra Tech's consulting and engineering solutions, focusing on water, environment, infrastructure, and resource management for public sector clients. This leadership role involves managing a significant portfolio of projects, ensuring compliance with government regulations, and fostering strong relationships with key stakeholders. Jeremy Travis oversees teams dedicated to providing specialized expertise in areas such as environmental restoration, civil infrastructure planning, and climate change adaptation for government entities worldwide. The focus on government services under Travis's guidance is crucial for addressing public sector needs and advancing sustainable infrastructure development.

Andrew Bolt, the President & Tetra Ec, Inc Technician at Tetra Tech, holds a dual role encompassing leadership and specialized technical execution within the company's environmental consulting division. Bolt directs operational activities and technical service delivery for Tetra Ec, Inc, focusing on environmental monitoring, data analysis, and scientific research. This position involves ensuring the highest standards of technical proficiency and project quality for clients requiring specialized environmental expertise. Andrew Bolt also contributes directly to project execution through hands-on technical work, applying scientific principles to solve complex environmental challenges. The leadership and technical acumen provided by Bolt are integral to Tetra Tech's capacity to deliver accurate, reliable, and innovative environmental solutions across its operational regions.

David Bohmann, the Principal Engineer & President, ECS Operating Unit at Tetra Tech, leads the strategic direction and operational performance of the ECS business unit. Bohmann leverages extensive engineering expertise to guide the delivery of specialized solutions in areas such as environmental consulting, remediation, and infrastructure development. This executive role involves overseeing project execution, client management, and business growth initiatives for the ECS unit, ensuring alignment with Tetra Tech's broader corporate objectives. David Bohmann's leadership focuses on driving technical excellence, fostering innovation, and maintaining high standards of service delivery to a diverse client base. The engineering proficiency and management capabilities demonstrated by Bohmann are critical to the success and expansion of the ECS operating unit within the global market.

Olivier Jeannot, the Division President, Federal Information Technology at Tetra Tech, directs the company's information technology services tailored for federal government clients. Jeannot oversees the strategic planning, development, and implementation of advanced IT solutions that support critical government operations and digital transformation initiatives. This leadership role involves managing complex technology projects, ensuring cybersecurity compliance, and fostering strong relationships with federal agencies across North America. Olivier Jeannot focuses on leveraging cutting-edge technology to enhance efficiency, data security, and service delivery for government partners. The specialized IT expertise and strategic vision provided by Jeannot are essential for Tetra Tech's success in serving the federal sector and addressing its unique technological challenges.

Mary Grace Claros, the Chief of Staff & Manager, Human Resources at Tetra Tech, manages critical operational functions and human capital strategies. Claros oversees the development and implementation of HR policies, ensuring a supportive and productive work environment across the organization's global operations. This role involves close collaboration with executive leadership to align human resources initiatives with Tetra Tech's strategic objectives, particularly in areas of talent acquisition, employee development, and organizational effectiveness. Mary Grace Claros also supports the Chief Executive Officer in strategic planning and project management, facilitating communication and execution across various departments. By optimizing HR processes and fostering employee engagement, Claros contributes directly to Tetra Tech's capacity to deliver complex environmental and infrastructure solutions worldwide.

Craig Christensen, the Senior VP & Chief Information Officer at Tetra Tech, architects and executes the company's global information technology strategy. Christensen oversees the development and deployment of advanced IT infrastructure, data management systems, and digital solutions that support Tetra Tech's consulting and engineering services in water, environment, and infrastructure. This critical role involves ensuring cybersecurity, enhancing operational efficiency through technology, and driving digital transformation across all business units operating in North America, Europe, Asia, Australia, and the Middle East. Craig Christensen leads initiatives to leverage data analytics and information technology for improved project delivery, client service, and scientific research. By optimizing IT resources, Christensen directly contributes to Tetra Tech's ability to provide innovative and sustainable solutions for complex environmental and infrastructure challenges worldwide.