I'm not sure of your claim that the Catholic Church is the oldest existing organization as that is a pretty broad term. For instance this Church is older, https

I'm not sure of your claim that the Catholic Church is the oldest existing organization as that is a pretty broad term. For instance this Church is older, https://en.wikipedia.org/wiki/Greek_Orthodox_Church_of_Jerusalem https://en.wikipedia.org/wiki/Greek_Orthodox_Church_of_Jerus... I believe the Catholic Church is the oldest corporation (they were the first non-human entity recognized by law as having similar rights and responsibilities as an individual).