27 active UK companies are classified under compulsory social security activities (SIC code 84300), a specialised sector. This sector falls under Section O — Public administration and defence — of the UK Standard Industrial Classification. The sector is experiencing rapid growth, with 240% of active businesses incorporated since 2020 — indicating strong recent demand. 126% of companies were formed after 2010, marking this as a sector with predominantly recent entrants. The average company age in this sector is 5.8 years. The sector is heavily concentrated in London, which accounts for 37% of all companies.
Source: Companies House register via UVAGATRON, June 2026
A rapidly growing sector with 240% of active companies formed since 2020.
The average active company in this sector is 5.8 years old. Geographic concentration: 37% in LONDON.
There are 27 active companies classified under SIC code 84300 (Compulsory social security activities) in the UK, out of 36 total registered.
SIC code 84300 stands for "Compulsory social security activities". It belongs to Section O — Public administration and defence of the UK Standard Industrial Classification.
The largest concentrations are in LONDON (10).
The average active compulsory social security activities company in the UK is 5.8 years old, with the oldest registration dating back to 1988.
Our database contains 161 data signals across 5 categories for active compulsory social security activities companies. The largest category is Governance with 87 signals from 2 government sources.
5.9M companies, 50M+ signals from 53 government sources. Risk scores, director networks, entity analysis.