Primary SIC directories
Browse active companies grouped by the primary SIC 2007 code in the Companies House record.
Browse industries →C UK companies directory
Browse the Companies House register
5,711,778companies in the 1 November 2026 snapshot
5,179,255 active companies
5,179,255 active companies
A–Z Alphabetical directory
Companies by first character
Postcode-area directories
Explore registered offices by UK postcode area. A registered office is not necessarily a trading location.
Browse postcode areas →Company record updates
See material differences detected when a new monthly Companies House snapshot replaces the previous one.
View detected changes →What this directory covers
The Companies House bulk product covers live companies on the public register. It is not a comprehensive register of sole traders, and a registered office does not prove where a company trades.
Read about coverage and freshness →