Tetra Tech provides strategic, research, and advisory services that help public and private sector organizations effect change and operate more efficiently and sustainably.

We provide integrated services covering a spectrum of strategic and operational consulting, from inception to implementation, to our commercial and public-sector clients.

Tetra Tech has advised more than 125 government entities and more than 200 companies and utilities around the world in defining new strategies, improving performance, and implementing the latest technologies. We bring deep insight and world class tools when designing tailored solutions for our clients’ needs.

Strategy, Operations, and Organizational Effectiveness

Tetra Tech works with organizations to increase efficiencies across their enterprise using tools such as benchmarking, systems analysis, process redesign, and cost-benefit analysis to determine where improvements can be made. We include additional factors, such as return on investment, strategic alignment, implementation risks, and sustainability in proposed solutions. Our offerings are structured to be comprehensive and tailored for specific client needs.

Research and Analytics

Tetra Tech blends industry research and information technology (IT) expertise to improve organizational understanding, drive data-based decisions, and implement cost-effective solutions. We apply our data science and analytics expertise across the commercial and public sectors. We turn information into insights that drive decision making. Learn more about our data analytics expertise.

Tetra Tech researchers and business analysts work on the full range of evaluation, impact measurement, and verification engagements—from targeted, program-specific evaluations to comprehensive, multi-year portfolio evaluations with multiple stakeholders. Tetra Tech helps clients use program evaluation results to adjust program design and implementation, improve program performance relative to committed resources, and determine accurate and defensible impacts. Learn more about our utilities and market analytics services.

Financial Advisory Services

Tetra Tech provides comprehensive, tailored financial advisory services for global energy and infrastructure projects from conception to financial close to help clients deliver critical infrastructure such as energy, water, and transportation projects around the world. Our independent financial advisory services complement our technical expertise that includes feasibility studies, structuring, negotiating, and financial close. Tetra Tech is a full-service provider for developers, investors, utilities, and lenders and can successfully structure and arrange financing, advise on public-private partnerships, and negotiate final agreements that bring projects to life.

Corporate Social Responsibility (CSR)

Tetra Tech develops CSR strategies for companies, engaging effectively with all stakeholders to understand their needs, and ultimately implementing impactful CSR programs. Our experience with social issues spans six continents, hundreds of countries, and millions of individuals. We have delivered lasting change on a wide range of topics, from sustainable mining to agricultural productivity to gender inclusion.

We help clients around the world implement their CSR strategies—from vetting local partners to designing and implementing country-specific strategies to recruitment. We employ our deep expertise in program impact evaluation to help clients better measure the effectiveness and social impact of their CSR programming. Building on our long track record with multi-lateral donor agencies, we advise on public-private partnerships and collaborative initiatives among businesses and donors to achieve sustainable development impacts.