A1 were a pop band formed by band manager Tim Byrne in 1998. A1 consisted of four members: Ben Adams, Christian Ingebrigtsen, Mark Read and Paul Marazzi.
In October 2002 Paul Marazzi left the band for personal reasons.
The band split following Paul's departure. They were active in the music industry for four years, seeing the release of three albums and 9 singles - 8 of which reached the top 10 in the UK singles charts.