Trio Casablanca has been known as one of the best Trios in the United States for their romantic interpretations of the Bolero, and as the original and traditional style of the romantic Trio.

Pedro Lopez is mainly known for his unique style of playing the Requinto and accompanying many well known artists in recordings and productions such as Selena, Miguel Aceves Mejia, Aida Cuevas, Gilberto Valenzuela, Pedro Fernandez, Guadalupe Pineda, Graciela Beltran, Anacani, Yesenia Flores, Paloma San Basilio, Alvaro Torres, Francisco Madrigal, Mariachi Sol de Mexico de Jose Hernandez, and Mariachi International de Mexico. He has also performed in various Mariachi Festivals held at the Hollywood Bowl.