Yes, but it has to be done by our team. Account merges aren't self-serve.
How to request
Open a support ticket and include:
We'll combine credit balances, submission history, approvals, and other account data under your chosen default account, and the others will be retired. If you've got outlet (curator/influencer) profiles on more than one account, mention that in your ticket so we can sort out the right way to handle those too.