London hosts a significant cluster of web portals businesses, with 2,869 active companies registered under SIC code 63120. This positions London as a notable centre for this sector within the UK. The average web portals company in London is 4.6 years old, indicating a sector that has seen significant recent growth alongside established players. Growth has been exceptional: 71% of active companies were formed since 2020, with a further 24% established during the 2010s. This makes it one of the fastest-growing sectors in London. Across the UK, other leading locations for web portals include Manchester (146 companies) and Birmingham (135). Notable web portals companies based in London include JUST EAT.CO.UK LTD, CISION GROUP LIMITED, JUST EAT HOLDING LIMITED.
There are 2,869 active web portals companies (SIC code 63120) currently registered in London, based on Companies House data. This includes businesses of all sizes, from sole traders to large enterprises, that have selected this SIC code as their primary activity.
The average web portals company in London is 4.6 years old. This young average suggests a dynamic, fast-growing sector with many recent start-ups. Company ages are calculated from incorporation dates registered at Companies House.
Yes, the web portals sector in London is experiencing significant growth. 71% of currently active companies were formed since 2020, and 24% during the 2010s. This sustained formation rate indicates strong demand.
Beyond London, the leading UK locations for web portals companies are: Manchester (146), Birmingham (135), Leeds (90), Cardiff (90), Watford (77). These concentrations often reflect regional economic specialisations, proximity to key markets, or established industry clusters.
Alongside web portals, other significant industries in London include: Buying and selling of own real estate (54,323), Other letting and operating of own or leased real estate (53,308), Retail sale via mail order houses or via Internet (48,095), Management consultancy activities other than financial management (47,561). This diversity of business activity contributes to London's overall economic resilience.
You can search for web portals companies in London using UVAGATRON's company explorer, which allows filtering by SIC code, location, company status, and risk profile. Each company record includes director information, filing history, and risk signals from 50+ government databases. Alternatively, you can search directly on Companies House.
Search, filter, and analyse 2,869 web portals companies in London with AI-powered risk intelligence.
Data sourced from Companies House, HM Land Registry, FCA Register, and 50+ government databases. Last updated: 2026-04-17.