How to edit the Organization of a client is SD

Most of my customers show as the same “Organization” in Service Desk. How do I edit this so Company XYZ shows as Company XYZ in the "Organization column? Currently, most clients all have ACBCompany as the “organization”…

@lindytec ,

For us to better understand your query. Can you please give us a snapshot depicting where you want to see or make the changes? Thank you