If your website has the option for you to use HTML code, you can embed a PowerPoint slideshow from a LinkedIn account and using Slideshare (which was acquired by LinkedIn 2012).  Slideshare will generate the embed code for you.

1. Create or Log into a Linkedin account.
2. Click on Work ▼
   
   
3. Click Slideshare
   
   
4. Upload your PowerPoint presentation
   
   
5. Click on Share > copy the Embed code
   
   
6. In SBYOU, edit a page or post, click on the TEXT tab and paste this code the body of the post/page.
   
   

Example: