SIC code 4525 classifies other construction work involving special trades businesses. There are 70 active companies registered under this code in the UK. It falls under Section F (Construction) of the UK SIC 2007 classification system. With an average company age of 55.8 years, this is a well-established sector with mature businesses.
SIC code 4525 stands for "Other construction work involving special trades" under the UK Standard Industrial Classification (SIC 2007) system. It belongs to Section F — Construction. Companies use this code when registering with Companies House to indicate their primary business activity.
There are currently 70 active companies registered under SIC code 4525 in the UK, out of 446 total registrations (including dissolved companies).
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Data sourced from Companies House, HM Land Registry, FCA Register, and 50+ government databases. SIC classification follows the UK Standard Industrial Classification of Economic Activities 2007 (SIC 2007). Last updated: 2026-04-05.