American composer, songwriter, and sound designer who has worked on video games and is keyboardist in the video game-themed L.A. rock band The Megas.

DiDomenico started his career collaborating with composer/producer Jack Wall on video/computer game audio, working on Myst IV: Revelation (2004), Rise of the Kasai (2005), and Jade Empire (2005). He worked as music implementer, editor, and composer on Mass Effect 2 (2010), and as music editor on Call of Duty: Black Ops II (2012). He then became Sound Designer for Spark Unlimited, working on Lost Planet 3 (2013) and Yaiba: Ninja Gaiden Z (2014).

As a musician, he has performed and recorded with the bands Mankind Is Obsolete and Dismantled. He joined The Megas in 2011.