SIC code 64203 covers activities of construction holding companies activities in the UK, with 4,324 active companies currently registered. It falls under Section K (Financial and insurance activities) of the UK SIC 2007 classification system. The average company age is 6.2 years.
SIC code 64203 stands for "Activities of construction holding companies" under the UK Standard Industrial Classification (SIC 2007) system. It belongs to Section K — Financial and insurance activities. Companies use this code when registering with Companies House to indicate their primary business activity.
There are currently 4,324 active companies registered under SIC code 64203 in the UK, out of 4,630 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.