No, I’m not mistaken. You have the wrong order. the Knights of Malta is a Roman Catholic Charitable organization. By the way, I am Catholic. Are you?
Click on the link to read it and change your thinking.
I am not a member of a Christian denomination where its leader is claimed to be infallible while stating there is no hell. My Savior died to keep all those who would believe in Him (not a black pope) from having to serve an otherwise-just sentence in hell.