| Pig Irön | 2001 | — | UK-based rock band |
| Pink Hearse | 2005 | — | — |
| POG | 2000 | — | — |
| Polarsets | 1 December 2008 | — | — |
| Polymath | 2007 | — | — |
| Popes of Chillitown | 2009 | — | — |
| Portent | 2005 | — | — |
| Postmortem Promises | 2006 | — | — |
| Power Quest | March 2001 | 2023 | — |
| Prinzhorn Dance School | 2004 | — | — |
| Pro-jekt | January 2001 | — | — |
| Prospekt | 2008 | — | — |
| Protectors | 1 July 2009 | — | — |
| Psapp | 2002 | — | — |
| Pull Tiger Tail | 2 February 2006 | 2009 | — |
| Pure Reason Revolution | 2003 | — | — |
| Pythia | 2007 | — | — |
| Queen + Paul Rodgers | 2005 | 14 May 2009 | — |
| R.S.I | 2003 | — | — |
| Rachel Unthank & the Winterset | 2004 | August 2009 | — |
| Raining Forest | 2007 | — | — |
| Random Hand | 2002 | — | — |
| Rannoch | 2004 | — | — |
| Rasta4Eyes | 2008 | — | — |
| Ravenface | 2007 | — | — |
| Raygun | 2006 | 2010 | — |
| Razorlight | 2002 | — | — |
| Red Dawn | 2002 | — | — |
| Reign of Fury | 2006 | — | — |
| Reinforced | 1 September 2006 | — | — |
| Repulsive Dissection | 2005 | — | — |
| Reverend and the Makers | 2005 | — | — |
| Rhode Island Red | 1 September 2009 | 1 January 2010 | — |
| Rise to Remain | 2006 | 2015 | — |
| Riversea | 2006 | — | — |
| Robert Plant and the Strange Sensation | 2001 | 2007 | — |
| Rolo Tomassi | 2005 | — | — |
| Rosie | 12 October 2009 | — | — |
| Rue Royale | March 2006 | — | — |
| Sacred Mother Tongue | 2004 | October 2013 | — |
| Salute | 2004 | — | — |
| Sanctus Nex | 2004 | — | — |
| Sasha Ilyukevich and The Highly Skilled Migrants | 15 January 2008 | — | — |
| Savage Messiah | 2007 | — | — |
| Scanners | 2004 | — | — |
| Scholars | 2007 | — | — |
| Scouting for Girls | 2005 | — | — |
| Self-Inflicted Violence | 2007 | — | — |
| Sennen | 3 June 2003 | — | — |
| Sentiessence | 2005 | — | — |
| Sergeant | 2005 | November 2010 | — |
| Severed Heaven | 2004 | — | — |
| Shadow Warriors | 2000 | 2012 | — |
| Sharks | 2007 | July 2013 | — |
| Shibuya Crossings | 2006 | — | — |
| Shitdisco | 2003 | 2009 | — |
| Shoot The Moon | 15 November 2005 | — | — |
| Shrag | 2003 | 2013 | — |
| Shrapnel | April 2009 | — | — |
| Sikhona | 2005 | 2009 | — |
| SikTh | January 2000 | — | — |
| Simian | 2000 | 2005 | — |
| Situation | 2009 | — | — |
| Sixstarhotel | 2000 | — | — |
| Skinny Lister | 2009 | — | — |
| Sleaford Mods | 2007 | — | — |
| SlitCell | 2007 | — | — |
| Slow Club | 2006 | 2017 | English folk-pop duo |
| Smoke Fairies | 2006 | — | — |
| So Shush | 1 August 2000 | — | — |
| Solemn Novena | 2006 | 2010 | — |
| Solstheim | 2008 | — | — |
| Some Velvet Morning | 2007 | — | — |
| Songdog | 2000 | — | — |
| Sons and Daughters | 2001 | 2 November 2012 | — |
| Soulsavers | 2003 | — | — |
| Sound of Guns | 2008 | 2013 | — |
| Sounds of Swami | 1 September 2005 | — | — |
| Souvaris | 2000 | 17 February 2012 | — |
| Space Witch | July 2007 | — | — |
| SPAT | 2006 | — | — |
| Spider Kitten | 2001 | — | — |
| Starsailor | 2000 | — | — |
| Stateless | 2002 | — | — |
| Stone Gods | 24 December 2006 | 9 December 2010 | — |
| Stop Eject | 2007 | 2011 | — |
| Stornoway | 2006 | March 2017 | — |
| Sukie | March 2006 | October 2009 | — |
| Summer Camp | October 2009 | — | — |
| Switches | 2005 | 2008 | — |
| Sykelig Englen | 2008 | 2021 | — |
| Sylosis | 2000 | — | — |
| Syntax | 2002 | — | — |
| Tall Ships | 2009 | 2017 | — |
| Teeth of Lions Rule the Divine | 2000 | — | — |
| Temple Mortuary | 2007 | — | — |
| Templeton Pek | 2005 | — | — |
| Ten Foot Wizard | 2009 | — | — |
| TesseracT | May 2003 | — | British djent band |
| Test Icicles | 2004 | February 2006 | — |