Companies House

About Companies House

Companies House is the United Kingdom's official registrar of companies, responsible for incorporating and dissolving limited companies, registering company information, and making this data available to the public. Based in Cardiff, Wales, Companies House maintains the register of over 4 million UK companies, processing annual accounts, confirmation statements, and changes to company details. The free online search service allows anyone to look up company directors, financial filings, and registered office addresses, making it an essential resource for business due diligence, credit checking, and corporate research.