Companies House
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Use this service to file certain documents online that would usually be sent to us in a paper format.
How we’ve adapted the way we work to maintain our services for the public and protect the welfare of our employees.
The UK formally left the EU on 31 January 2020. Find out if your business will need to change its company registration from 1 January 2021, and how to do this.
If you’re setting up or running a flat management company, our online learning tool will help you understand your responsibilities as a director.
From 10 October 2020, we’ll resume the process to strike off companies we believe are no longer carrying on business or in operation.
New measures will help to relieve the burden on businesses during the coronavirus (COVID-19) outbreak.
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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 (Monday to Friday, 8:30am to 6pm, except holidays)
Gwasanaeth Cymraeg
welshcontact@companieshouse.gov.uk
Public access is restricted. Our Cardiff office is accepting deliveries 24 hours a day.
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 (Monday to Friday, 8:30am to 6pm, except holidays)
Public access is restricted. You can deliver any paper documents, in a sealed envelope, to the reception desk on the ground floor of The Linenhall (Monday to Friday, 10am to 4pm, except holidays).
We are still accepting deliveries from Royal Mail - but we cannot produce receipts or proof of delivery.
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 (Monday to Friday, 8:30am to 6pm, except holidays)
Public access is restricted. You can deliver any paper documents to the Companies House external letterbox next to the office building.
We are still accepting deliveries from Royal Mail (except Wednesdays) and DX post.
London office and information centre (closed)
Ground Floor
80 Petty France
Westminster
London
SW1H 9EX
United Kingdom
Enquiries (UK)
0303 1234 500 (Monday to Friday, 8:30am to 6pm, except holidays)
There is no public access or letterbox at our London office. You must send all mail directly to our Cardiff office.
Press enquiries
Crown Way
Cardiff
CF14 3UZ
United Kingdom
Enquiries (UK)
0303 1234 500 (ask for press office)
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
Jobs and contracts
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.