Pirooz Sarshar has been training from age 12 to take the helm of a company like Peter Coppola Beauty, where he was recently named chief operating officer.   From the moment he began working at his mother’s salon as a young teen, Pirooz has been a game-changer in professional beauty. He is best known for the US launch of the Grooming Lounge.   There, he created a three-pronged approach, using stores, a catalog and the Web, to change the way the industry approaches men’s personal care.   Now...