Companies House
Companies House incorporates and dissolves limited companies. Companies House registers company information and makes it available to the public.
As of March 2024, all postal material intended for Companies House, including from Northern Ireland, must be directed to the address in Cardiff listed below.
Include the full company name and company number in all emails, documents and letters for Companies House.
Companies House are still accepting deliveries from Royal Mail - but cannot produce receipts or proof of delivery.
Companies House,
Crown Way,
Cardiff,
CF14 3UZ
United Kingdom
Phone:0303 123 4500
Website
Companies House
The office does not have a letterbox for out of hours deliveries.