Set up a limited company
Register a company with Companies House and search the official company register.
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Companies House
Registers UK companies and keeps their public records, such as directors, accounts and confirmation statements.
Part of: Department for Business and Trade
Contact
Companies House enquiries
How to contact Companies House if you need help with filing or finding information about a company.
- Contact form
- gov.uk/find-contact-details-companies-house
Companies House main office
DX 33050 Cardiff
- Postal address · Companies House
- Crown Way
Cardiff
CF14 3UZ
United Kingdom
Accessibility support
British Sign Language (BSL) users can also call Companies House through our video relay service (Monday to Friday, 8:30am to 6pm). https://companieshouse.signvideo.net/
- Phone · Textphone and Relay UK (Monday to Friday, 8:30am to 6pm)
- 18001 then 0300 373 0995
- Contact form
- gov.uk/guidance/accessibility-support-for-companies-house-users
Welsh services
- [email protected]
- Contact form
- gov.uk/guidance/companies-house-welsh-service
We only list official numbers. Beware of websites showing 084, 087, 09 or 118 numbers that connect you to a public body at a premium rate.
Related procedures
File company accounts and the confirmation statement
Every private limited company must file annual accounts with Companies House, a Company Tax Return with HMRC and a confirmation statement at least once every 12 months.
Social media
Contact data source: GOV.UK, Open Government Licence v3.0, updated 12 October 2026.