Some nonprofit organizations are corporations and have pretty shitty practices:

https://en.m.wikipedia.org/wiki/Kids_Wish_Network

The Morman church is another US 'non-profit organization' yet somehow hordes billions.

Trusting blindly without doing research because something is presented as a non-profit is a good way to be taken for a fool and separated from your money.

When signal made their own cryptocurrency which they entirely premined was a huge red flag. Dropping SMS support was an annoyance that broke the camels back.