Tetra Tech, Inc., a leading provider of consulting, engineering, and technical services, is headquartered in the United States, with significant operations across North America, Europe, and Asia-Pacific. Founded in 1966, Tetra Tech has established itself as a key player in the environmental and engineering sectors, focusing on water, infrastructure, and energy solutions. The company is renowned for its innovative approach to complex projects, offering a unique blend of expertise in sustainable practices and advanced technologies. Tetra Tech's commitment to delivering high-quality services has earned it a strong market position, recognised for its achievements in environmental management and engineering excellence. With a diverse portfolio of core services, Tetra Tech continues to drive progress in addressing global challenges, making it a trusted partner for clients worldwide.
How does Tetra Tech's carbon action stack up? DitchCarbon scores companies based on their carbon action and commitment to reducing emissions. Read about our methodology to learn more.
Mean score of companies in the Business Services industry. Comparing a company's score to the industry average can give you a sense of how well the company is doing compared to its peers.
Tetra Tech's score of 64 is higher than 80% of the industry. This can give you a sense of how well the company is doing compared to its peers.
In 2024, Tetra Tech reported total greenhouse gas emissions of approximately 75,897,140 kg CO2e, comprising 10,300,350 kg CO2e from Scope 1, 17,729,250 kg CO2e from Scope 2, and 48,049,230 kg CO2e from Scope 3 emissions. This reflects a commitment to reducing emissions significantly, with a target to cut absolute Scope 1 and Scope 2 emissions by 50% from a 2021 baseline by 2030. Additionally, Tetra Tech aims to achieve a similar 50% reduction in Scope 3 emissions within the same timeframe. The company has set a long-term goal of reaching net zero emissions by 2050, demonstrating its commitment to sustainability and climate action. Tetra Tech's targets are aligned with the Science Based Targets initiative (SBTi), ensuring that their reduction strategies are consistent with the global aim to limit warming to 1.5°C. Furthermore, Tetra Tech plans for 60% of its suppliers, by spend, to have science-based targets by 2027, reinforcing its commitment to sustainable practices throughout its supply chain.
Access structured emissions data, company-specific emission factors, and source documents
| 2021 | 2022 | 2023 | 2024 | |
|---|---|---|---|---|
| Scope 1 | 7,343,000 | 0,000,000 | 00,000,000 | 00,000,000 |
| Scope 2 | 22,005,000 | 00,000,000 | 00,000,000 | 00,000,000 |
| Scope 3 | 15,395,000 | 00,000,000 | 00,000,000 | 00,000,000 |
Climate goals typically focus on 2030 interim targets and 2050 net-zero commitments, aligned with global frameworks like the Paris Agreement and Science Based Targets initiative (SBTi) to ensure alignment with global climate goals.
Tetra Tech has established climate goals through participation in recognized frameworks and target-setting initiatives. Companies often set interim 2030 targets and long-term 2050 net-zero goals to demonstrate measurable progress toward decarbonization.


Common questions about Tetra Tech's sustainability data and climate commitments