Ultra
- 1998
Say You Do 
- Ultra entered the UK charts on 19 April 1998, spent 8 weeks in the charts and reached number 11.- Say You Do - Ultra re-entered the UK charts on 05 July 1998 and spent a further 2 weeks in the charts reaching number 77.
- Say It Once - Ultra entered the UK charts on 02 August 1998, spent 6 weeks in the charts and reached number 16.
- The Right Time - Ultra entered the UK charts on 04 October 1998, spent 2 weeks in the charts and reached number 28.
- The Right Time - Ultra re-entered the UK charts on 25 October 1998 and spent a further 1 weeks in the charts reaching number 74.
- 1999
- Rescue Me - Ultra entered the UK charts on 17 January 1999, spent 6 weeks in the charts and reached number 8.
- 2001
- Potion - Ultra
(featuring J. Cee) entered the UK charts on 27 May 2001, spent 1 weeks in the charts and reached number 90.