It takes hustle and finesse to get a picture-perfect, palate-satisfying meal from your kitchen to the diner’s plate in the next room. It’s trickier still when you’re filling dozens or even hundreds of plates at an event located miles away. Such...

When TJ Banning opened his first Rosati’s Pizza in suburban Chicago in 2000, he carried low standards for his delivery driver hires. “If you had a pulse and a car, you were hired,” says Banning, who’s swapped his early wayward...