Contact your licensing and enforcement authotities and gather info to explore your options. Inquire as to his actual licensing status and how hard it would be to get what's required. Assess his ability to recover from your reporting him and the likely outcomes. Then weigh your options.
Point is, he is potentially endangering the public by not notifying, flagging or documenting applications not to mention the impact to your business and reputation.
Some of you will become "Victims of your Vote"
Unfortunately, you're gonna drag the rest of us in it too.