Methods, apparatus, systems and articles of manufacture are disclosed to monitor usage of virtual computing environments. An example method involves obtaining usage records from a probe manager. The example usage records associate users to occurrences of the users consuming a service. The example method also involves determining an association of the user identifiers with respective ones of the business units. The example method also involves creating aggregate usage records for the respective ones of the business units by assigning the usage records to the respective ones of the business units. Additionally, the example method involves transmitting the aggregate usage records to an infrastructure manager, the infrastructure manager to calculate total monetary costs of the service for the respective ones of the business units based on aggregate usage records.