5A taking without compensation, for one thing. The government can't unilaterally change the terms of a contract to seize more value for itself, at least not without following processes that don't play out on Twitter.
You could even make a Third Amendment case if you stretched the logic far enough. Does "you can't be forced to quarter soldiers" extend to being forced to provide other forms of support?
Does what? Place companies on a list of businesses that no supplier to the state government of California is allowed to do business with? I'm unfamiliar with such a list but I suppose anything is possible these days.