Jonathan Velasco is a much sought after choral conductor, clinician and
adjudicator in the world today.

Velasco and his choirs have won first prizes in major choral competitions in Europe. He currently conducts the Ateneo Chamber Singers. He regularly judges international choral competitions in Europe and Asia.

He was a member and assistant conductor of the World Youth Choir, becoming its first Asian conductor in 1996. He has since conducted this prestigious choir two more times, in the winter session of 2000, and the summer session of 2018.

Velasco is a regular guest conductor of various orchestras in the Philippines and abroad. He has conducted the Philippine Philharmonic Orchestra, San Miguel Philharmonic Orchestra, the Manila Symphony Orchestra, the Manila Philharmonic Orchestra, and the Taiwan Youth Orchestra.

Velasco is the Philippine representative to the Interkultur World Choir Council. He was elected the first President of the Philippine Choral Directors Association in 2008.