SIC code 68100 (Buying and selling of own real estate) is one of the most widely used business classifications in the United Kingdom, with 242,178 active companies registered under this code. This makes it one of the largest individual SIC categories in the UK economy. It falls under Section L (Real estate activities) of the UK SIC 2007 classification system, which is used by Companies House to categorise all registered businesses.
See the full industry analysis on the Buying and selling of own real estate industry page.
With a 95% survival rate, this sector shows strong business longevity. Only 271 of 255,981 companies registered under this code have dissolved, well below the UK average. The average company age of 5.9 years suggests a relatively young and dynamic sector, with many businesses having been established in recent years. Growth has been exceptional recently: 69% of all active companies were formed since 2020, marking this as one of the fastest-expanding classifications. The 2010s contributed another 23%, meaning the vast majority of businesses are relatively new. The leading locations for this sector are LONDON (54,323), MANCHESTER (5,781), BIRMINGHAM (5,744), which together account for 27% of active companies.
SIC code 68100 stands for "Buying and selling of own real estate" under the UK Standard Industrial Classification (SIC 2007) system. It belongs to Section L — Real estate activities. Companies use this code when registering with Companies House to indicate their primary business activity. The code is required for annual confirmation statements and is used by HMRC, ONS, and other government bodies for statistical and regulatory purposes.
There are currently 242,178 active companies registered under SIC code 68100 in the UK, out of 255,981 total registrations. This gives a survival rate of 95%, meaning 5% of companies registered under this code have since dissolved. These figures are based on Companies House data and updated regularly.
The top locations for buying and selling of own real estate companies (SIC 68100) are: LONDON (54,323), MANCHESTER (5,781), BIRMINGHAM (5,744), GLASGOW (3,069), ILFORD (2,835). Geographic concentration can reflect local economic conditions, industry clusters, or proximity to key markets and supply chains.
The sector is growing: 69% of currently active SIC 68100 companies were formed since 2020, and 23% during the 2010s. This sustained formation rate indicates ongoing demand for buying and selling of own real estate services in the UK.
Companies classified under SIC 68100 have an average age of 5.9 years. This suggests a balanced sector with both established players and newer entrants. Notable companies include VISTRY HOMES LIMITED, BRIGHTON STM PROPERTIES LIMITED, VISTRY GROUP PLC.
Related SIC codes within the same division include: 68209 (Other letting and operating of own or leased real estate), 68320 (Management of real estate on a fee or contract basis), 68310 (Real estate agencies), 68201 (Renting and operating of Housing Association real estate). Companies may use multiple SIC codes if they operate across several of these related activities. When registering with Companies House, businesses should select the code that best represents their primary activity.
You can search for companies with SIC code 68100 (Buying and selling of own real estate) using UVAGATRON's company explorer, which allows filtering by SIC code, location, and company status. Alternatively, Companies House offers a basic search on their website. Our platform adds risk intelligence, director networks, and signals from 50+ government databases to each company record.
Search, filter, and analyse 242,178 companies classified under this SIC code with AI-powered risk intelligence.
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: 2026-04-17.