Maragadamani a.k.a Keeravani worked as freelance violinist before establishing himself as a Music Director. He made his debut as a Music Director with the movie Manasu Mamata (1990). He got his break from the movie Seetharamayyagari Manavarulu (1991). There was no looking back after this movie. This ace musician went on to score music for many movies. Amongst his list of movies few of them are Annamayya (1997), Student no.1 (2001), Simhadri (2003), Sye (2004), Sri Ramadasu (2006), Okkadunnadu (2007), Pandurangadu (2008).

He also composed music for Hindi Cinema and Tamil Cinema. He won the National Award for best Music in Annamayya (1997).