We have an immigration issue here today. People will risk their lives to get here to become part of the bigger, louder American Family. The problem isn't that these people are coming here -- the problem is we have part of our family who have forgotten what it was like to be Italian (or whatever group YOU come from).
Create a logo that the business can use if it verifies that it is going further than the minimum wage laws. This is easy enough via quarterly wage reporting. A business can place a decal on the door, in the letterhead if they like, or wherever they advertise to show the business as a verified good corporate citizen.