Martin Rivera, born in San Francisco de Macorís, Dominican Republic, on October 20, 1983, known professionally as Noztra, is a Dominican rapper and reggaeton artist. Moving with his family to New York City at seven years of age, Rivera began composing lyrics at 16 years of age and hosted an early reggaeton radio program in New York City in 2002. In June 2005, he became the first Dominican reggaeton artist in the United States signed to a major label when he joined Universal Records' Machete Music. After releasing the mixtapes Conteo Regresivo Vol. 1 and Conteo Regresivo Vol. 2, he released his first full-length album, Ya' Aint Ready, in 2005, featuring the lead single “El Maquinon”, which peaked at number 31 on the Billboard Latin Tropical Airplay chart. His releases also include the Conteo Regresivo mixtapes and contributions to compilations including Los Dueños del Flow in 2006.
