Companies violate them all the time and massive leaks happen a lot.
The punishments are trivial.
Laws are violated all the time. The graveyard is full of people who had the right-of-way at a crosswalk ...
The only company you could think of trusting is one where an external , independent auditor is doing its work.
Your comment is perplexing. No company on earth meets your requirement. What are you expected to do? Move to a hut in the woods?
I'm so burned out on the bullshit companies that succeed in tech forcing their will upon us serfs that I'm actively looking into that very thing at this time. Tech used to be fun. Now it's just depressing. I'm ready to go back and take the blue pill.
Criminalize failure to keep private data private. Arrest CEOs and executives. Put them in jail when it happens.