The Slough Trading Estate founded in Slough in Buckinghamshire in 1920, was an early business park in Britain. According to the estate's owners and operators, Segro, Slough Trading Estate consists of 486 acres (1.97 km2) of commercial property in Slough and provides 7,500,000 sq ft (700,000 m2) of accommodation to 500 businesses and has a working population of about 20,000 people. Slough Trading Estate is the largest industrial estate in single private ownership in Europe. There are over 600 buildings. The estate is home to 400 tenants from countries including the US, France, Italy, Japan, Germany and South Korea. Companies using the park include Fiat Group Automobiles, Centrica, Hibu, Electrolux, GSK, Mars Confectionery, Akzo Nobel, Virgin Media, O2, AxFlow UK, the datacentre operator Network-i and OKI Printing Solutions. It is also home to important small, medium and large businesses.

Slough is a town in Berkshire, England, in the Thames Valley 20 miles (32 km) west of central London and 19 miles (31 km) north-east of Reading, at the intersection of the M4, M40 and M25 motorways. It is part of the historic county of Buckinghamshire. In 2021 Census, the population of the town was 143,184. In 2021, the wider Borough of Slough had a population of 158,500. Slough borders the ceremonial counties of Greater London and Buckinghamshire.