Career
At the age of 10, he learned to play guitar. In 1999, he signed as a recording artist in the Jett Pangan Group and produce 1 Extended Play and 1 album before it was dissolved in 2001. In 2000, he formed the 7 Foot Junior as its frontman and guitarist.
He was recruited by Rivermaya in 2001 with Japs Sergio (from Daydream Cycle) and Kakoy Legaspi (from Mr Crayon) after the departure of the original bassist Nathan Azarcon and leaving Rico Blanco and Mark Escueta as the remaining members.
With Rivermaya, he plays as lead guitarist (2001–present) and vocalist (2011-present). He is also one of the songwriters in the band.
Elgar is a communications graduate of the Ateneo de Manila University.