Atta boy! Hold his pay until he earns it.
In this country, if a business screws you, you have the right to go to the Better Business Bureau, and if that fails, you can go to the Consumer Fraud division of the Attorney General's office.
Shoddy workmen and shady companies don't like getting letters from the A.G. In extreme case, he/she can shut them down.
I keep telling you folks, what you need is a good revolution!