| # | SP/EP Title | Release Date | Label | UK | USA |
| 1. | The Power EP
(The Power / The Sea / K II S)
produced by: Karizma/DJ Spen | 11.10.1999 | Black Vinyl | | |
| 2. | Shades Of K
(Don't Go / Shades Of K / Oneofdemnites) | 02.10.2000 | Basement Boys | | |
| 3. | Re:Cuts Volume 4
(Roots / The Power / House Fantasy)
& Groove Assassins & Tedd Patterson | 12.04.2004 | Black Vinyl | | |
| 4. | Ride EP
(Ride / Ride These Beats / Neke's Theme / Outta Control) | 31.05.2004 | Defected | | |
| 5. | Elementz Universe Volume 1
(High Grade / High Grade (instrumental) / Letterbombs / This Game)
& Wax & Soldier & The Elementz & Skinnyman & Shiva | 13.12.2004 | BOOT | | |
| 6. | Music (remix) / Say Yes 2
& David Harness | 28.02.2005 | Rotgut | | |
| 7. | In Tha Deep | 23.05.2005 | Ricanstruction | | |
| 8. | The Return Of The K Man EP
(Ghost / Grace / Kartino) | 06.06.2005 | 83 West | | |
| 9. | Code Red EP
(Arabian Nightmare / Gabryelle vs 4 The Love / 4 The Love)
& DJ Technic & DJ Spen & Thommy Davis & KW Griff | 22.08.2005 | Defected | | |
| 10. | Wax Wars #1 (Bad Habit (Spen & Karizma main vocal) / Sunday Shoutin# / I Feel For You / 4 The Love / Don't Stop (club mix))
& ATFC & Onephatdeeva & Johnny Corporate & Bob Sinclar | 07.11.2005 | Defected | | |
| 11. | Slow Down / 1 Thing
& Bobby Valentino | 12.12.2005 | Rotgut | | |
| 12. | EP Volume 1
(Outta My Mind / God Made Me Phunky (The Karizma re-rub))
& DJ Spen | 27.02.2006 | Code Red | | |
| 13. | Code Red Miami 06 Sampler EP
(Don't Give Up / Nightrain / So Much Joy / 4 The Love (Halo & Duane Citydeep main mix)
& DJ Spen & Sybil & Thommy Davis & Ann Nesby | 10.04.2006 | Defected | | |
| 14. | Reality / Supastar (Quentin Harris remix)
& Quentin Harris | 17.07.2006 | | | |
| 15. | Defected Urban Sampler 1
(The Cure & The Cause / God Made Me Funky / Second Wind)
& Rise Ashen & Fish Go Deep & Tracey K | 16.10.2006 | Defected | | |
| 16. | The Damn Thing / Tech This Out Pt 2 / Tech This Beat Out (Pt 2) | 29.01.2007 | R2 | | |
| 17. | Cooperation III Sampler
(I C U / Been Here Before / Take It Easy)
& Lewis D & The Visitor & Kay Suzuki | 21.05.2007 | Co Op | | |
| 18. | Gilles Peterson In The House EP 1 (33rd Street Anthem (long version) / Because I Can / Wonderland)
& Fase & Alexander Hope | 21.01.2008 | Defected | | |
| 19. | It's What I Am / Groove A 'K'ordingly | 14.04.2008 | R2 | | |
| 20. | Neccessarry Maddness / Drumz Nightmare | 16.06.2009 | R2 | | |
| 21. | Hear & Now / One Note Jam (Yoruba Soul remix redux) / Nuffin Else | 24.01.2014 | R2 | | |
