TOP 10

CEO : Joe Ucuzoglu

HQ : London , England

CEO : Safra Catz

HQ : Texas , US

With the goal of using 100 % renewable energy by 2025 and achieving net zero emissions by 2050 , cloud technology company Oracle provides organisations around the world with computing infrastructure and software to help them innovate and become more effective . Additionally , in 2021 , 99.6 % of retired hardware in 2021 were reused and recycled .

Oracle also investis in sustainability innovations across industries to promote sustainability , including smart grids and smart cities .

For over 20 years , Deloitte has worked with organisations to make progress toward delivering sustainable value for their stakeholders , spanning investors , customers and business partners , to name a few . The firm works to support organisations to redefine their strategies , while embedding sustainability into their operations to enable them to accelerate the transformation of their organisations .

Additionally , Deloitte combines sustainability technology with its decades of proven business capabilities , to drive progress on climate-led transformation .