Teesside is a built-up area around the River Tees in North East England, split between County Durham and North Yorkshire. The area contains the towns of Middlesbrough, Stockton-on-Tees, Billingham, Redcar, Thornaby-on-Tees, and Ingleby Barwick. Teesside's economy was once dominated by heavy manufacturing until deindustrialisation in the latter half of the 20th century. Chemical production continues to contribute significantly to Teesside's economy.

Redcar is a seaside town on the Yorkshire Coast in the Redcar and Cleveland unitary authority in the ceremonial county of North Yorkshire, England. It is located 7 miles (11 km) east of Middlesbrough.