In order to transfer the ownership of a .uk domain name you will need to perform a .uk Ownership Transfer with Nominet, the .uk registry.
Transferring a .uk domain to another registrant
Information on performing a .uk domain transfer to another individual or company can be found at the Nominet's Transfer Page.
If your legal company name has changed
If your company was renamed or went through a name change, please visit the Nominet Company Name Change page.