Googlers can't reply to posts like this, irrespective of where they stand on the issue, because this is an ongoing legal matter.
Disclaimer - I am a Googler.
P.S. Rather than passing snark comments about what others do, maybe try talking to any of them. Any employee of a significantly sized company could have guessed that.
But the poster never mentioned founders, he says leaders.
Even when talking about Microsoft, I think he is referring to Satya Nadella since both Gates & Balmer were not immigrants.