How to Change Registered Owner and Organization Information in Windows 7

This is a note from Microsoft Suppot and "How to Geek" that may help you sometime :)

If you’ve ever wondered how to change the name of the person that Windows is registered to, this is the quick tip for you. It’s not all that useful, but it might come in handy if you got a computer from somebody else.

To change your name and company information after Windows is installed on your computer, follow these steps:

Important This section, method, or task contains steps that tell you how to modify the registry. However, serious problems might occur if you modify the registry incorrectly. Therefore, make sure that you follow these steps carefully. For added protection, back up the registry before you modify it. Then, you can restore the registry if a problem occurs. For more information about how to back up and restore the registry, click the following article number to view the article in the Microsoft Knowledge Base:

322756 How to back up and restore the registry in Windows

1. Click Start, and then click Run.
2. In the Open box, type regedit, and then click OK.
3. Locate the following registry key:
   HKEY_LOCAL_MACHINE\SOFTWARE\Microsoft\Windows NT\CurrentVersion
4. To change the company name, do the following:
   
   In the right pane, double-click RegisteredOrganization. Under Value data, type the name that you want, and then click OK.
5. To change the name of the registered owner, do the following:
   
   In the right pane, double-click RegisteredOwner. Under Value data, type the name that you want, and then click OK.
6. Click Exit on the File menu to quit Registry Editor.