Teesside Teesside Teesside () is the conurbation in the north east of England around the urban centre of Middlesbrough that is primarily made up of the towns Billingham, Redcar, Stockton-on-Tees, Thornaby and surrounding settlements near the River Tees. It was the name of a local government district between 1968 and 1974—the County Borough of Teesside. Teesside remains an important centre for heavy industry, although the number of people employed has declined. Traditional industries, primarily steelmaking (British Steel) and chemical manufacture (Imperial Chemical Industries (ICI)), have been replaced to a large extent by high technology activities, science development and service sector roles.
Teesside Refinery to suspend refinery operations. The site will continue to operate as a terminal and storage facility.” On 24 January 2012 it was announced that Petroplus would file for insolvency, which led to the closure of Coryton Refinery. Teesside closed shortly afterwards and was bought by Greenergy in July 2012, reopening as a diesel, gasoil and kerosene supply depot in November 2012. Teesside Refinery The Teesside Refinery was an oil refinery and chemical plant situated just south of Seaton Carew on the River Tees in County Durham. In 2000, it was bought by Petroplus from ICI and Phillips Petroleum Company. Refining