WSJ: America’s New Millionaire Class: Plumbers, HVAC Entrepreneurs…
Aaron Rice has two logos tattooed on his left leg: one from the plumbing business he co-founded more than a decade ago, and another from the private-equity-backed company that recently bought it. Few businesses are as vital to their customers as local plumbing, heating or air-conditioning companies—especially in places like Tucson, Ariz., where Rice works …