Tell him if he'd like a different boss he should work for a different company. It's your company, he's your employee, and he shouldn't have taken the job if he

Tell him if he'd like a different boss he should work for a different company. It's your company, he's your employee, and he shouldn't have taken the job if he didn't want to work with and for you, and he's not the right person for the job if he can't.