Mark. Cosmetologist. Amsterdam. Mark focuses on tailored facial treatments that address skin texture, hydration, and clarity. He takes time to assess each client's skin before recommending a routine. Cosmetologist. Amsterdam. Mark focuses on tailored facial treatments that address skin texture, hydration, and clarity. He takes time to assess each client's skin before recommending a routine. Cosmetologist. Amsterdam. Mark focuses on tailored facial treatments that address skin texture, hydration, and clarity. He takes time to assess each client's skin before recommending a routine.