Teesside Park growth was originally the Teesside Development Corporation in the late 1980s when the two current unitary authorities were part of the county of Cleveland. The park's location is often incorrectly listed as Stockton-on-Tees (for the leisure park), Teesside, Cleveland or Middlesbrough (for the retail park). It is built on the former site of Stockton Racecourse, hence many of the park's roads being named after famous racecourses such as Aintree and Goodwood. It is home to a number of retail chains and has a Morrisons supermarket. Its catchment area covers much of the Tees Valley and much of the north of
Teesside of approximately 492,954 people. Teesside industry is dominated by the commodity and in many instances, integrated chemical producers of the Northeast of England Process Industry Cluster (NEPIC). These companies are based on three large chemical sites around the mouth of the River Tees at Wilton, Billingham and Seal Sands. These companies make products such as petrochemicals, commodity chemicals, fertilizers and polymers. Teesport is based on the River Tees and is currently the third largest port in the United Kingdom, and amongst the ten biggest in Western Europe. This port handles over 56 million tonnes of goods per annum which are