Industry-leading expertise and a passion for our work

Tetra Tech is a leading, global provider of consulting and engineering services. We are differentiated by Leading with Science® to provide innovative technical solutions to our clients. We support global commercial and government clients focused on water, environment, sustainable infrastructure, renewable energy, and international development. With 21,000 associates worldwide, Tetra Tech provides clear solutions to complex problems.

Videos from this campaign

Content from this campaign

Sustainable Development Goals

Expert Interview With David Keith, African Energy Sector Expert
David Keith is a senior vice president with Tetra Tech International Development Services. He has worked on international development engagements in the energy sectors of more than 40 countries in Africa, Europe, Asia, and the Caribbean. He has been retained as a technical expert on national energy strategy, energy sector restructuring, public-private partnerships, electricity company management, electricity tariff design, power sector planning, project financing, and industrial energy management. David has worked on energy projects in South Africa, Malawi, Uganda, Ghana, Benin, Tanzania, and for the West Africa Power Pool. He has participated in more than a dozen Africa Energy Forums (AEFs). He earned three degrees from the Georgia Institute of Technology, including a Master of Science in

Environment

Expert Interview with Seth Pitkin, PFAS Expert
Seth Pitkin is a distinguished hydrogeologist with more than 32 years of experience in the strategic investigation and remediation of groundwater and subsurface contamination.

Sustainable Development Goals

Expert Interview With Terri Stiffler, Resettlement Expert
Terri Stiffler began her professional career as an electrical engineer in the defense industry. She changed jobs, moving into the environmental and international development field to pursue her passions of protecting the environment and improving the lives of those less fortunate around the world.

Green Infrastructure

Expert Interview with James Costello, Marine Structures Expert
James Costello has more than 30 years of experience in structural and marine design. A registered professional engineer, Mr. Costello’s expertise includes the design and retrofit of buildings, locks, dams, bridges, tunnels, and marine structures and extensive design work for floating and float-in structures.

Sustainable Development Goals

Expert Interview with Juhani Grossmann, Anti-Corruption Expert
Juhani Grossmann has been implementing anti-corruption and election programs in Eastern Europe and Southeast Asia for more than 15 years. He currently leads the team from MSI, A Tetra Tech Company, that is implementing the U.S. Agency for International Development-funded Strengthening Integrity and Accountability program (USAID CEGAH) in Indonesia.

Sustainable Development Goals

Expert Interview with Mark Oven, Energy Sector Development Expert
Mark Oven’s life’s work has been dedicated to improving energy in developing countries. He has been at the forefront of energy project implementation since 1986. Mr. Oven has provided oversight and quality control on more than 20 major projects for various government agencies and development organizations, including the U.S. Agency for International Development, International Development Bank, and Millennium Challenge Corporation.

Environment

Expert Interview With Leslie Turner, Drinking Water Expert
Leslie Turner has more than 20 years of experience in planning, permitting, design, project management, and construction management for water programs throughout the Southeastern United States. She has served in a senior management role for numerous engineering programs including water treatment and distribution, wastewater collection and treatment, reclaimed water, and aquifer storage and recovery. She has extensive experience assisting clients with utility master planning and developing funding and capital improvement programs.

Environment

Expert Interview With Bob Daylor, Land Development Expert
Bob Daylor is a civil engineer and senior consultant for land development and land tenure issues at Tetra Tech. He has 50 years’ experience in facility planning, design, and construction and specializes in master planning and permitting projects at the water’s edge and in or near ecologically-sensitive landscapes. He holds professional registrations in civil engineering and land surveying and has held several elected and appointed city and regional planning positions.

Sustainable Development Goals

Expert Interview With Sam Huston, Water and Sanitation Expert
Sam Huston is Chief of Party for Tetra Tech’s U.S. Agency for International Development (USAID) Water Supply, Sanitation, and Hygiene Financing (WASH-FIN) project, which focuses on closing financing gaps to achieve universal access to water and sanitation services. Sam has 15 years of experience working in the WASH sector, with expertise in infrastructure financing, utility reform, and water-related conflict issues in Africa, Asia, the Caribbean, and the United States.

Energy

Expert Interview With Tracey Dubuque, Onshore Wind Energy Practice Leader
Tracey Dubuque has worked with Tetra Tech for more than 15 years. She began her career as an engineer working in Tetra Tech’s remediation group. In 2005, she transitioned to working on energy projects, supporting front-end permitting and siting for various wind developers. In 2013, she became the practice leader for Tetra Tech’s onshore wind program.
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