This is only true for a selection of coastal cities. The property ownership ladder is still available all over the US to the lower middle class and up.
The narrative you are parroting that this is because of corporations is another distraction designed to keep people from actually addressing housing issues with large legal reforms crushing NIMBYism.
Take as much money as you want from Google and Apple, it won’t change the fact that there are only enough houses in the Bay Area for about half of the people that live there.