Independent UK register guide
Find official UK company information.
Search the Companies House register by company name, company number or officer—then use the right official register for deeper checks.
This is an independent guide. It is not affiliated with Companies House or the UK government.
Start here
Companies House searches
Use the main register for most checks. Specialist searches help when the name, status or time period is unclear.
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Best first step
Find and update company information
Search active and dissolved companies, officers and filings by name or company number.
Open the main register -
Filter precisely
Advanced company search
Filter by status, address, incorporation date, SIC code, company type and more.
Use advanced search -
Historic records
Dissolved company search
Look for companies dissolved between 1989 and 2009; newer dissolved records appear in the main search.
Search dissolved companies -
People
Disqualified directors
Check current director disqualifications and the official reason and dates where available.
Search disqualifications -
Before registering
Company name availability
Check whether a proposed company name is the same as one already on the register.
Check a company name
Guidance and reuse
Official data and services
Go beyond one-off lookups with Companies House guidance, live API access and downloadable datasets.
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01
Read guidance
How to search the register
What the free service contains, how company following works and how to interpret available records.
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02
Developer Hub
Companies House API
Live, real-time public company information for developers; an account and API credentials are required.
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03
View data products
Bulk data products
Free company snapshots, electronic accounts data and people-with-significant-control datasets.
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04
Filing guidance
File company information
Official routes for accounts, confirmation statements and changes to company details.
Read records carefully
Registration is a starting point, not a guarantee.
Companies House makes filed information public, but it does not guarantee that every filing is accurate. Match company numbers, check filing dates and use the relevant regulator before making an important decision.
Read the official Companies House disclaimer