Transmission and Distribution

Tetra Tech’s planners, engineers, scientists, and technical specialists are Leading with Science® to support power delivery projects that enhance the clean energy transition around the world.

Tetra Tech has supported the transmission and distribution industry for decades. Our work encompasses planning, managing, routing, permitting, and designing transmission and distribution facilities worldwide and across diverse operating environments—from the arid deserts of the southwestern United States and the mega-cities of sub-Saharan Africa to the permafrost of the Arctic Circle. Tetra Tech also helps create climate-smart power utilities of the future that efficiently manage energy, utilize renewable technologies, advance gender equality, and provide more reliable service to customers.

Grid Reliability and Resiliency

Tetra Tech’s industry-leading experts work with utilities to help them address the complex challenges of aging infrastructure and build a resilient, cybersecure grid that delivers reliable power. Our engineers deploy advanced design software and technologies to provide optimal solutions for AIS, GIS, HVDC, and FACTS.

Permitting, routing, and siting
Environmental assessments
Power system planning studies
Engineering and design
Owner’s engineering
Program and construction management services
Asset monitoring and inspection with drones, artificial intelligence, and machine learning

Clean Energy Transition and Utility Modernization

Tetra Tech supports our clients in achieving their decarbonization and climate change resiliency goals. Tetra Tech’s clean energy transition and utility modernization practice combines a business management mindset with technical and engineering know-how to make the most out of the latest technologies for integration of renewable energy and battery storage solutions as well as asset modernization solutions in an optimal manner. Our global portfolio of clean energy programs and utility advisory services makes Tetra Tech an ideal strategic partner to close the gap between idea and implementation and to fast-track fulfilment of decarbonization and climate change resiliency goals.

Grid interconnection impact assessment studies, permitting, and design
Distributed generation solutions planning, permitting, and design
Electrification consulting and design
Feasibility assessments
Owner’s or independent engineer services

Facility Power System Expansion and Upgrade

Tetra Tech supports clients across different industries with their facility expansion projects and to upgrade, refurbish, or replace aging power infrastructure. Our experts help our clients solve their most complex challenges by applying in-depth knowledge of electrical codes and industry best practices.

Feasibility assessments
Permitting
Design and engineering
Procurement, construction, and commissioning support
Digitalization and automation programs

Utility Management Consulting

Tetra Tech works with energy utilities to boost operational efficiency, reduce technical and commercial losses, increase revenue, and bolster national power sectors. Our engineers and business management experts help utilities achieve clean energy and gender equality goals, meet regulatory requirements, and exceed investor expectations.