Is it possible to export tickets per Organization in Service Desk ?
Yes, you can Export these tickets per Organization using the Import Center in System Module.
Navigate to System> Server Management> Import Center> Select Export Tab
Click new Import > a New Export window will appear ,
Type in Name, then Select Export type > select Service Desk Tickets >
Select Service Desk > Set column filter for Organization
Select the ticket that you would want to export .> click export.