Refining NZ is a company based in New Zealand that operates the country's only oil refinery, located in Marsden Point. Established in 1961, it processes crude oil into various petroleum products, including gasoline, diesel, and jet fuel, which are essential for transportation and industry. The refinery plays a crucial role in New Zealand's energy supply, meeting a significant portion of the nation's fuel needs. It also focuses on sustainability and reducing its environmental impact, exploring options for transitioning to lower-carbon energy sources in the future.