Through innovation and leadership, Tetra Tech helps people across the world create the essential conditions for successful economic development. Since 1977, Tetra Tech has led more than 600 projects in Africa, Asia, Europe, Eurasia, and Latin America and the Caribbean. These projects have helped countries respond to a range of environmental, social, and institutional challenges. Tetra Tech has 43 field offices around the globe.

Tetra Tech's international development services embodies Vermont's ideals of leadership in environmental affairs and local participation in government. The company adheres to the highest professional standards to achieve results. Clients rely on Tetra Tech's worldwide experience and distinguished, multidisciplinary staff. 

Clients include the U.S. Agency for International Development (USAID), other U.S. governmental agencies, multilateral development banks, the United Nations, and governmental bodies around the globe. Clients benefit from our access to innovative technologies and the latest research. To complement our U.S.-based, full-time staff, we rely on consultants who provide specialized skills for short- and long-term assignments. We offer planning, design, implementation and applied research services in eight categories:

• Architectural-Engineering
• Construction
• Agriculture & Economic Growth
• Democracy & Governance
• Energy
• Environment & Natural Resources
• Global Security
• Land Tenure & Property Rights
• Water Resources & Infrastructure

Our emphasis is on the integration of business, education, government, community groups, and individuals. Working with all the stakeholders, we can define problems and identify solutions. Tetra Tech strongly believes in finding local solutions. We view outside consultants, ideas, and resources as catalysts to improvement. By analyzing problems at the grassroots level—and getting the community involved—we get the desired result: realistic, sustainable solutions.