Download this editable PPT Presentation Graphics – Business Terms in 3D Graphics from http://www.24point0.com/ppt-shop/3d-alphabets-editable-ppt
This deck of 13 slides of the Presentation Graphics has been designed for ease of use and needs only to be updated with data from your content. While also available in PowerPoint 2003 version, the current product is compatible with the 2010 version. All the slides carry a common attribute in that they can be customized easily without requiring one to be an expert in PowerPoint. You can alter the shapes, resize them and even color them as per your preferences.
If you have PowerPoint installed on your Apple computer you can use this diagram. Keynote users, check out http://www.muezart.com/keynote-slides-3d-alphabets.html for the iworks version of the same Concept Diagram.