He was born in Valencia (Spain) and studied music at the Royal Conservatory of Music in Madrid, obtaining a Diploma in Violin, Chamber Music, Harmony, Counterpoint, Fugue and Composition.

At the age of eleven he joined the Conservatory Orchestra as a violinist, becoming later leader of the orchestra and finally conductor.

Garcia Asensio conducted almost all of Spain's orchestras.

He developed his professional activity abroad in: Canada, United States, Mexico, Argentina, Uruguay, Dominican Republic, Brazil, Japan, Iceland, Bulgaria, Romania, Greece, Israel, Russia, South Africa, Northern Ireland, Switzerland, England, Portugal, Italy, France, Belgium, Germany, Austria, Holland, Denmark, Czech Republic and Slovakia.

Maestro Garcia Asensio has an extensive discography made in Spain and England.

He was Maestro Celibidache's assistant conductor in the international courses granted by the former in Bologna (Italy) and Munich (Germany), as well as lectures at Chigiana Academy in Siena (Italy).

Garcia Asensio has given conducting courses abroad in Santo Domingo (Dominican Republic) and Kerkrade (Holland), Iasi and Bucarest (Rumania), as well as many courses in Spain: Toledo, Madrid, Valencia, Chauchina (Granada), Minglanilla (Cuenca), Granada. And in the Autonomous Region of Valencia: Liria, Buñol, Cullera, Villareal, Nules, Segorbe, Benicasim, Vall d'Uixó, Montroy, Algar de Palancia and Pinoso.

He has been nominated Honorary Conductor of many prestigious musical associations such as: Unión Musical of Liria (Valencia) and Sociedad "La Artística" of Buñol (Valencia).

Maestro Garcia Asensio is an academic member of the Royal Academy of Fine Arts of San Carlos of Valencia, Knight of the Order of the Holy Grail and Knight of the Royal Order of Santa María del Puig.

Since its creation in 1986, he is a member of the Valencia Council of Culture of the Autonomous Government of Valencia.