Ralf Stemmann was a German-born record producer, composer, remixer, keyboard player, and synthesizer programmer. Global record sales of productions he has been involved in as a composer, producer, and arranger exceed 150 million units. He earned Latin Grammy nominations for his work with Paulina Rubio and Luz Rios. He also won the 20th Annual USA Songwriting Competition in the Latin category with the song "Enamorados" with Luz Rios in 2014.