"A Northern California company that federal officials say violated salary requirements of the country’s foreign-worker visa program will pay a total of $173,044 to 12 workers, the U.S. Department of Labor said Tuesday." https://apnews.com/d4a22bf65d5f49f3b65bc4806e86e0bd

Given that's what one might have paid for only two of those workers for a year at their expected salaries, this seems woefully inadequate as a deterrent.