| The Safety Fire | 2006 | 2015 | — |
| The Shadow Project | 1 October 2003 | — | — |
| The Shadowcops | 20 September 2004 | — | — |
| The Shortwave Set | 2003 | — | — |
| The Smiths Indeed | 2005 | — | — |
| The Smoking Hearts | April 2007 | — | — |
| The Space Agency | 2002 | — | — |
| The Subways | 2003 | — | — |
| The Tamborines | 2000 | — | — |
| The Tangent | 2003 | — | — |
| The Tears | 2004 | 2006 | — |
| The Texas Drag Queen Massacre | 2004 | 2009 | — |
| The Ting Tings | December 2007 | — | — |
| The Twang | 2004 | — | — |
| The Twilight Sad | 2003 | — | — |
| The Unthanks | 2009 | — | — |
| The Veils | 2001 | — | — |
| The View | 2005 | — | — |
| The Whip | 2006 | — | — |
| The Winter Olympics | 25 September 2002 | — | — |
| The Words | 2006 | — | — |
| The Wounded Kings | 2004 | 12 August 2016 | — |
| The Xcerts | 2001 | — | — |
| The xx | 2005 | — | UK indie/dream pop trio |
| The Zimmers | 2007 | — | — |
| The Zutons | 2001 | 2009 | — |
| These New Puritans | 2005 | — | — |
| Thirteen Senses | 2001 | — | — |
| This Is the Kit | 2003 | — | — |
| Three Dimensional Tanx | 2000 | — | — |
| Tigers That Talked | 2006 | — | — |
| Tiny Dancers | 2005 | 2009 | — |
| Tinyfish | 2004 | — | — |
| To Kill a King | 1 September 2009 | — | — |
| Tokyo Dragons | 2004 | 2008 | — |
| Total Bloody Chaos | 2007 | — | — |
| To‐Mera | 2005 | — | — |
| Treetop Flyers | 2009 | — | — |
| Trembling Bells | 2008 | — | — |
| Trifixion | 2009 | — | — |
| Trigger the Bloodshed | 2006 | — | — |
| Trilithon | 2005 | — | — |
| Trippy Wicked & the Cosmic Children of the Knight | January 2006 | — | — |
| TTNG | 2004 | — | — |
| Tubelord | 2006 | — | — |
| Tunng | 2003 | — | — |
| Turbowolf | 2008 | — | — |
| Twin Atlantic | March 2007 | — | — |
| Ultraxine | 29 December 2003 | — | — |
| Ultraísta | 2008 | — | — |
| Umbrella Assassins | 30 September 2006 | — | — |
| Uncle Acid & The Deadbeats | 2009 | — | — |
| Vanyar | 2008 | — | — |
| Various Production | 2002 | — | — |
| Vega | 2009 | — | UK AOR band |
| Veronica Falls | 2009 | 2014 | — |
| Viking Skull | 2002 | — | — |
| Vincent Vincent and the Villains | 2003 | 13 September 2008 | — |
| Viva City | 2005 | — | — |
| Volition | 2005 | — | — |
| Waking the Witch | 2003 | — | — |
| We Are the Physics | 2005 | May 2015 | — |
| Wet Nuns | 2009 | 2013 | — |
| White Lies | February 2008 | — | — |
| White Medal | 2007 | — | — |
| Wild Beasts | 2002 | 2018 | — |
| Wild Palms | 2009 | — | — |
| Winter Storm | 2008 | — | — |
| Winterfylleth | 2007 | — | — |
| Witchsorrow | 2005 | — | — |
| Wolfthorn | 2007 | — | — |
| Wretched Soul | 2008 | — | — |
| WU LYF | 2008 | — | — |
| Xerath | 2007 | — | — |
| XX Teens | 2004 | 2008 | — |
| Years of Rice and Salt | 7 July 2008 | — | — |
| Yersinia Pestis | 2003 | — | — |
| You Me at Six | August 2005 | 4 April 2025 | British rock band |
| You Slut! | 2004 | — | — |
| Young Astronaut | 1 January 2007 | — | — |
| Young Guns | 2005 | — | — |
| Younghusband | 2007 | — | — |
| Youthmovies | 2002 | 2010 | — |
| You’re Smiling Now but We’ll All Turn Into Demons | 2002 | — | — |
| Yuck | 2009 | 15 February 2021 | — |
| Yunioshi | 1 October 2007 | — | — |
| Zatopeks | 2001 | — | — |
| Zaz Carbolic | 5 June 2007 | — | — |
| ¡Forward, Russia! | 2004 | 2014 | — |