| Teknostorm (remix) / Electromagic | The Vampire | 12" Vinyl | 2 | | QSH003 | |
| Devotion / Killer | Demo & Sy | 12" Vinyl | 2 | | QSH009 | |
| Discoland (Sy & Unknown's Dreadland remix) | Tiny Tot | 12" Vinyl | 1 | | QSH011 | |
| Cheddar Vol IV Remix / Cheddar Vol III Remix | Cheddar | 12" Vinyl | 2 | | QUOSH 008 | |
| Distant Love / Bang da Beat | Sy & Unknown | 12" Vinyl | 2 | | QUOSH 15 | |
| Devotion (The Remixes) | Sy & Demo | 12" Vinyl | 2 | | QUOSH014 | |
| 6 Days (Sy & Unknown remix) / Addiction | Jimmy J / The Rhythm Warriors | 12" Vinyl | 2 | | QSH026 | |
| Killer (Remix) / Boss DJ | Sy & DJ Demo / Robbie Long & Devastate | 12" Vinyl | 2 | | QSH 019 | |
| What Is a DJ / Cape Fear (Remixes) | Sy & Unknown | 12" Vinyl | 2 | | QSH020 | |
| Discoland (remix) / Head in the Clouds | Sy & Unknown | 12" Vinyl | 2 | | QSH022 | |
| Power Pitchin / Foolish Jealousy | Sy & Unknown | 12" Vinyl | 2 | | QSH029 | |
| Hey Boy / Are You Afraid? | Sy & Unknown | 12" Vinyl | 2 | | QSH032 | |
| Won't You Rock With Me? / Clap Your Hands Everybody | Sy & Unknown | 12" Vinyl | 2 | | QSH034 | |
| Bring On the Bass / 2, 3, Break! | Sy Project | 12" Vinyl | 2 | | QSH036 | |
| The First Time / Watch Me Dance | Tranzit | 12" Vinyl | 2 | | QSH037 | |
| 24 Hours In Aldershot / Hard Jam | Uplift, Cris. E.Manic & Lukozade | 12" Vinyl | 2 | | QSH040 | |
| Mind Game / Body Rock | The Vampire | 12" Vinyl | 2 | | QSH041 | |
| Bring Me Round to Love | Sy & Unknown | Digital Media | 2 | | QSHLTD003 | |
| Kick It | The Collective | 12" Vinyl | 3 | | QSHLTD004 | |
| Techno Harmony 2003 / Angelic Hardcore | Sy & Unknown | 12" Vinyl | 2 | | QSH045 | |
| No More Jokin' | DJ Kambel | 12" Vinyl | 2 | | QSH052 | |
| Rock Ya Hardcore / Super Fly | DJ Kurt | 12" Vinyl | 2 | | QSH055 | |
| Give Me Tonight / Velvet Heaven (Adam L Remixes) | Sparky | 12" Vinyl | 2 | | QSH056 | |
| Born Again | Enlighten | 12" Vinyl | 2 | | QSH058 | 881824037966 |
| Makin' Me Wanna Dance | Asa & S1 feat. Lou Lou | Digital Media | 2 | | QSH060 | [none] |
| It Goes on & On / Aural Illusion (Remixes) | Picco / Sy & Unknown | 12" Vinyl | 2 | | QSH067 | |
| See the Light (Sy & Unknown mix) / We're Rockin' This Place | Paradise / Sy & Unknown | 12" Vinyl | 2 | | QSH070 | |
| Do We Have to Say Goodbye? / Sounds of the Underground | Sy & Unknown | 12" Vinyl | 2 | | QSH061 | |
| Let It Go / Rock It Like This | Gammer / Sy & Unknown | 12" Vinyl | 2 | | QSH062 | |
| The Player / Out of Your Mind | Sy & Unknown | 12" Vinyl | 2 | | QSH065 | |
| Let’s Get Wet / In Comes… | Al Twisted & DJ JFX | 12" Vinyl | 2 | | QSH069 | |
| Together Again | Joey Riot vs. Technotrance | Digital Media | 3 | | QSH072 | |
| Take Control | Fergus Mayhem | 12" Vinyl | 2 | | QSH073 | |
| U R My Phantasy | Sy & Unknown Feat. Lou Lou | Digital Media | 2 | | QSH 074 | |
| Angels / Hardcore Ride | Footprintz / Sy & Unknown | 12" Vinyl | 2 | | QSH078 | |
| Hyperspeed (Sy & Unknown remix) / Jumpin’ Pumpin’ | Adam Harris / Joey Riot | 12" Vinyl | 2 | | QSH081 | |
| Hyperspeed (Sy & Unknown remix) / Jumpin’ Pumpin’ | Adam Harris / Joey Riot | Digital Media | 2 | | QSH081 | |
| Be With You / Feels So Good | Sy & Unknown Feat Lou Lou / Sy & Unknown | 12" Vinyl | 2 | | QSH082 | |
| Scratchin' 2007 / Raving Is My Life | MC Storm vs. Sy & Unknown / MC Whizzkid vs. Sy & Unknown | 12" Vinyl | 2 | | QSH083 | |
| The Time of Our Lives / Rockin' to the Music | Sy & Unknown | 12" Vinyl | 2 | | QSH084 | |
| The Time of Our Lives / Rockin' to the Music | Sy & Unknown | 12" Vinyl | 2 | | QSH084 | |
| See the Light (Sy & Unknown's 2007 remix) / Caught Up in Your Love 2007 | Paradise / Sy & Unknown feat. Lou Lou | Digital Media | 2 | | QSHLTD011 | |
| The Time of Our Lives / Rockin' to the Music | Sy & Unknown | Digital Media | 2 | | QSH084 | |
| Right Here | Sy & Unknown Feat Lou Lou | 12" Vinyl | 2 | | QSH085 | |
| Don't Leave Me Now | Sy & Unknown Feat Lou Lou | 12" Vinyl | 2 | | QSH086 | |
| Super Good (Sy & Unknown remix) / Gangsta | Dab Hands / Sy & Unknown | 12" Vinyl | 2 | | QSH087 | |
| Only for You / Keep the Crowd Jumpin' 2008 | Sy & Unknown feat. Grant Paterson / Sy & Unknown | 12" Vinyl | 2 | | QSH088 | |
| Digital Lover (Sy & Unknown Remix) / Electronic | Insight / Sy & Unknown | 12" Vinyl | 2 | | QSH089 | |
| Don't Wanna Let You Down / Hardcore | Sy & Unknown | 12" Vinyl | 2 | | QSH090 | |
| Alabama (Sy & Unknown Remix) / Rock Ya Hardcore 2008 | Rampant DJs / DJ Kurt | 12" Vinyl | 2 | | QSH091 | |
| I Just Can't Get Enough / The Music I Love (Sy's Re-Rub) | Lou Lou / Hixxy & Chris Unknown | 12" Vinyl | 2 | | QSH092 | |
| Show Me Now / Pacman | Chris Unknown & Re-Con / Topvibe vs DJ Sy | Digital Media | 2 | | QSH094 | |
| The Joey Riot Remix EP | Sy & Unknown / Sy & Unknown Featuring Ben Williams | 12" Vinyl | 2 | | QSH096 | |
| Dream a Dream / Hardcore Vibes (Sy & Unknown Remixes) | Captain Jack / Ravers Unite | 12" Vinyl | 2 | | QSH097 | |
| If That's Alright With You 2011 / Technostorm (Re-Con Remix) / What A Great Drug (Dougal & Gammer / Technikore Remixes) | Sy & Unknown / The Vampire | 12" Vinyl | 4 | | QSH100 | |
| Love Can't Wait | Sy & Unknown feat. Lou Lou | Digital Media | 1 | | QSH109 | |
| Kick It (Sy & Unknown's 2011 Update) | The Collective | Digital Media | 1 | | QSH110 | |
| Let Me Go / Black Wednesday | Chris Unknown, Technikore & DJ Sy | 12" Vinyl | 2 | | QSH106 | |
| The City Is Mine | Sy & Technikore | Digital Media | 1 | | QSH127 | |
| Tonight You're Mine | Chris Unknown feat Ben Williams | Digital Media | 1 | | QSH128 | |
| Bright Like The Sun | Sy & Unknown feat Kirsten Joy | Digital Media | 1 | | QSH130 | |
| Under The Stars (2012 Update) | Sy & Unknown | Digital Media | 1 | | QSH142 | |
| Thuggin' Til I Die | Sy & Technikore | Digital Media | 1 | | QSH143 | |
| Mambo | DJ Sy & Chris Unknown vs. Joey Riot | Digital Media | 1 | | QSH144 | |
| Pictures of You (Technikore remix) | DJ Sy & Chris Unknown | Digital Media | 1 | | QSH145 | |
| If That's Alright With You | Insight Feat. Lynn Eden | Digital Media | 2 | | QSH 044 | |
| Night Time | Expression & GBH | Digital Media | 2 | | QSH054 | |