Take a look at this. It may be what you are looking for.

http://stackoverflow.com/questions/18960965/ssrs-subscriptions-how-to-view-all-report-recipients

After talking with you briefly and understanding more this is what I came up with for anyone else that might need this.

Public Function...

They can add code to the report in the report properties (I have provided an example below). I have done this before and it works. Let me know if you...