One of the first and easiest customizations you will want to make to your SCCM 2012 server once you get it doing magical things is change the name thats displayed on your clients.

The Organization name which is by default "IT Organization" is displayed within the Software Center, Application Catalog, Windows PE and task sequence dialogs. 

1. Open the Configuration Manager Management Console

2. Navigate to Administration --> Client Settings

3. Open the Properties of "Default Client Agent Settings"

4. Goto the "Computer Agent" section

5. Enter your desired organizaton name in the setting named "Organization name dsiplayed in software center"