Is there a need to keep the original purchaser of cloud services in the EPM system?

Summary:

Is there a need to keep the original cloud account purchaser in the system?

Content (please ensure you mask any confidential information):

Initially, before migrating to OCI Gen2, we had a purchaser of our cloud account that was given the cloud account admin role and administrator roles for our EPM Pods. We have since added new cloud account admins and new service administrators. Will there be any averse effects if we remove this original purchaser user from our user listing on OCI Gen2? We can see in the Service Environments page that this user is still listed as the Administrator for the Instance as well as the Requestor. We have gone through the process to update the Service