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Changing your company registration if the UK leaves the EU without a deal
Find out if your business will need to change its company registration if the UK leaves the EU without a deal, and how to do this.
Corporate information
Research at Companies House
Provide feedback and take part in research to help improve our digital services and customer satisfaction.
Blog post
Choosing a company name, trading name or trade mark
Incorporating a company does not automatically protect the company name as a trade mark. Find out how to register and protect your business name.
Case study
The Eco Larder CIC
We interviewed the husband and wife team behind Edinburgh’s first zero waste shop. A community interest company putting planet and purpose before profits.
Blog post
Putting our people first
Find out what we’ve done to support our colleagues and how we’ve been recognised for our staff engagement and wellbeing.
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What Companies House does
We incorporate and dissolve limited companies. We register company information and make it available to the public.
Companies House is an executive agency, sponsored by the Department for Business, Energy & Industrial Strategy.
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Contact Companies House
Registrar of Companies (England and Wales)
Crown Way
Cardiff
CF14 3UZ
DX 33050 Cardiff
United Kingdom
Enquiries (UK)
0303 1234 500
Gwasanaeth Cymraeg
welshcoordinator@companieshouse.gov.uk
International
+44 303 1234 500
The Cardiff office is open 24 hours a day for the receipt of documents
Contact Centre lines are open between 8.30am to 6pm (Monday to Friday)
Registrar of Companies (Northern Ireland)
2nd Floor
The Linenhall
32-38 Linenhall Street
Belfast
BT2 8BG
DX481 N.R. Belfast 1
United Kingdom
Enquiries (UK)
0303 1234 500
International
+44 303 1234 500
Opening hours between 9am to 5pm (Monday to Friday)
The Belfast office does not have a letterbox for out of hours deliveries.
Registrar of Companies (Scotland)
4th Floor
Edinburgh Quay 2
139 Fountainbridge
Edinburgh
EH3 9FF
DX ED235 Edinburgh 1
United Kingdom
Enquiries (UK)
0303 1234 500
International
+44 303 1234 500
Opening hours between 9am to 5pm (Monday to Friday)
The Edinburgh office has a letterbox for out of hours deliveries.
* The Scottish Legal Post service is no longer available from 1 January 2018.
London office and information centre
4 Abbey Orchard Street
Westminster
London
SW1P 2HT
United Kingdom
Enquiries (UK)
0303 1234 500
International
+44 303 1234 500
Opening hours between 9am to 5pm (Monday to Friday)
The London office has a letterbox for out of hours deliveries
Press enquiries
Crown Way
Cardiff
CF14 3UZ
United Kingdom
Enquiries (UK)
0303 1234 500
Make an FOI request
- Read about the Freedom of Information (FOI) Act and how to make a request.
- Check our previous releases to see if we’ve already answered your question.
- Make a new request by contacting us using the details below.
Freedom of Information requests
Companies House
Crown Way
Cardiff
CF14 3UZ
United Kingdom
Corporate information
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Read about the types of information we routinely publish in our Publication scheme. Find out about our commitment to publishing in Welsh. Our Personal information charter explains how we treat your personal information. Read our policy on Social media use. Find out About our services.