You're going to lose it when you discover that stacking entities and funneling wealth around happens as routinely as eating lunch, and it's the noble cause part that's the outlier here.
You know that 99% of companies with revenues above say $1B do exactly this, just in the guise of often less noble causes?
Fun fact, Monster Cables owns no patents or IP (or effectively none), it just licenses them all from the "wholly independent, arms-length" Monster Cables Bermuda, Inc. entity.
We need David Macaulay to add a book on corporate structures to his repertoire. Any organization operating at anywhere close to household-name scale is a collection of cooperating legal entities.
Countries usually require you to create a local corporation, non-profit, or similar, if you have any revenue or donations. The local entity is what will file the tax paperwork.