UNS Energy Corporation, headquartered in the United States, is a prominent player in the energy sector, primarily serving the southwestern region. Founded in 1999, the company has established itself as a leader in providing reliable electricity and natural gas services, catering to both residential and commercial customers. With a commitment to sustainability, UNS Energy focuses on innovative energy solutions, including renewable energy sources and energy efficiency programmes. Their core offerings encompass electricity generation, transmission, and distribution, alongside natural gas services, setting them apart through a dedication to environmental stewardship and customer satisfaction. Recognised for its operational excellence, UNS Energy has achieved significant milestones in renewable energy integration, positioning itself as a forward-thinking utility company in a rapidly evolving market.
How does UNS Energy Corporation'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 Electricity Transmission 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.
UNS Energy Corporation's score of 21 is lower than 54% of the industry. This can give you a sense of how well the company is doing compared to its peers.
UNS Energy Corporation, headquartered in the US, currently does not report specific carbon emissions data, as indicated by the absence of emissions figures. The company is a current subsidiary of Fortis Inc., which may influence its climate commitments and performance metrics. While UNS Energy Corporation has not established specific reduction targets or initiatives, it is important to note that it inherits performance data from its parent company, Fortis Inc. This relationship may provide a framework for future climate action and emissions reduction strategies. As part of the broader industry context, UNS Energy Corporation is expected to align with emerging climate standards and commitments, potentially adopting practices from Fortis Inc. to enhance sustainability and reduce carbon footprints in the energy sector. However, without specific data or commitments outlined, the company's current climate strategy remains unclear.
Access structured emissions data, company-specific emission factors, and source documents
| 2015 | 2016 | 2017 | 2018 | 2019 | 2020 | 2021 | 2022 | 2023 | 2024 | |
|---|---|---|---|---|---|---|---|---|---|---|
| Scope 1 | 10,769,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | 0,000,000,000 | 0,000,000,000 | 0,000,000,000 | 0,000,000,000 |
| Scope 2 | 95,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | - | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 | 000,000,000 |
| Scope 3 | 4,445,000,000 | 00,000,000,000 | 00,000,000,000 | 00,000,000,000 | - | 00,000,000,000 | 00,000,000,000 | 000,000,000,000 | 000,000,000,000 | 00,000,000,000 |
UNS Energy Corporation's Scope 3 emissions, which decreased by 10% last year and increased significantly since 2015, demonstrating supply chain emissions tracking. The vast majority of their carbon footprint comes from suppliers and value chain emissions, representing the vast majority of total emissions under the GHG Protocol, with "Fuel and Energy Related Activities" being the largest emissions source at 89% of Scope 3 emissions.
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.
UNS Energy Corporation has not publicly committed to specific 2030 or 2050 climate goals through the major frameworks we track. Companies often set interim 2030 targets and long-term 2050 net-zero goals to demonstrate measurable progress toward decarbonization.

