My video exports have my markers from the timeline, why?

[darrenm53875765]

For some reason, when I successfully export my videos in Premier and send them to my graphic designer, I noticed it looks different.  On the final file on a new timeline, I notice the markers are present. Why?

The finished file here

 

This is before the conversion 

[Graeme Bull]

Depending on the file type the markers will be exported along with it