It only "doesn't make sense" if you assume the confusion is unintentional.
Once you accept the intentional nature of the existence of the two entities with interchangeable names, things clear up and the confusion evaporates.
There are no good reasons to try to pretend that one company is the same as another. Such a pretense can only have underhanded intentions.
Instead of pretending that it is an accidental confusion that needs to be 'cleaned up', spend some time figuring out the reasons why these things are occurring.