IANAL, but I believe a business can decide not to promote an employee for any reason with the exception of protected characteristics (Gender, race, etc.)

That being said, this is unreasonably shitty, and you should look for a job with more normal management practices. If they’re pulling this, there’s likely a lot more you’re not seeing.

My dude, you’re talking about scams and using the BBB as a source?

Like Yelp, you can pay the BBB for a good rating & to hide negative reviews.

CEOs have not been held accountable for their actions by the legal system. This is inevitable with the way the United States is set up