Umm, yeast is a common surface flora on many cheeses (probably all natural rind cheeses), and you can in fact buy packets of Debaryomyces Hansenii and Candida U

Umm, yeast is a common surface flora on many cheeses (probably all natural rind cheeses), and you can in fact buy packets of Debaryomyces Hansenii and Candida Utilis from Danisco specifically for use in cheese. Source: I'm involved in cheesemaking.