There are more than one artists by this name.

1.Katalyst (Ashley Anderson) is a one of Australia's leading Producers. Working out of Sydney, Katalyst received the prestigious 'Best Producer' award at the Australian Dance Music Awards in 2002.

Before embarking on a solo career, Ashley Anderson's previous work has included an album with producer Illpickl. Under the name of Moonrock, the two producers released a self titled album in 1998. Tracks from this self titled album featured on many compilation albums during the late '90s. This then served as a launching pad for Ashley's solo career.

Katalyst's debut album 'Manipulating Agent' was released with much acclaim in 2002. The record earnt the 'Best Album' award at the Australian Dance Music Awards, as well as an ARIA nomination for 'Best Dance Artist'.

A follow up remix album was released in March, 2003 titled 'Agent Manipulated'. This album featured a number of previously unreleased Katalyst tracks, as well as many remixes of 'Manipulating Agent' tracks by various artists. The album was released as a 15 track CD and 8 track Vinyl.

In 2005 Katalyst released a mix titled 'Dusted' as a double CD or double vinyl collection. Tracks included wide variety of music from the '60s to the present, including a Katalyst track titled 'Let The Music Talk' featuring RuCL.

In 2006, Katalyst has been part of the Invada Records 'Stage Invasion' tour, playing in all major capital cities of Australia.

2007 saw Katalyst release his second album 'What's Happening'. The album was released as a 16 track LP and a 15 track CD. The album featured a number of guest artists including RuCL, J-Live, Stephanie McKay, Hau (Koolism) and Yungun. In November 2007, Katalyst played shows in Melbourne, Sydney, Adelaide, Perth and Brisbane as part of a 'What's Happening' national tour.

http://www.katalystmusic.com.au

2. Is Chicago based Christian rapper Katalyst. Katalyst's debut album Death by Design came out in 2009 to rave Christian music reviews.