| Release | Artist/Label | Format | Distributor/Available from | Year |
| Blue Sun - track on "Against The Tide" compilation tape | TWELVE 88 CARTEL (Bite Back) | cassette | deleted | 1986 |
| We Encourage Resistance - album | TWELVE 88 CARTEL (Bite Back) | cassette | deleted | 1986 |
| Sweating Furore EP | TWELVE 88 CARTEL (Bite Back) | 7" vinyl | Backs | 1987 |
| Kickback - track on "Make Ready For Revelation" compilation album | TWELVE 88 CARTEL (Bite Back) | 12" vinyl | Backs | 1988 |
| Method - track on Saw Yourself In Half compilation album | TWELVE 88 CARTEL | 12" vinyl | deleted | 1988 |
| Hook track on "Fur Is For Animals" compilation album | TWELVE 88 CARTEL (Lynx) | cassette | deleted | 1989 |
| Maxim - 6 track mini album | TWELVE 88 CARTEL (Bite Back) | 12" vinyl | Backs | 1989 |
| Blue Sun 90 - track on Umbrella compilation album | TWELVE 88 CARTEL (Umbrella) | 12" vinyl | Pinnacle | 1989 |
| This Septic Isle - track on "Lie To Me" compilation album | TWELVE 88 CARTEL (Umbrella) | 12" vinyl/ CD | Pinnacle | 1989 |
| Evidence - 6 track video mini album | TWELVE 88 CARTEL (Bite Back) | Video | Factory IKON | 1990 |
| Tension Crush EP | TWELVE 88 CARTEL (Bite Back) | 12" vinyl | Backs | 1991 |
| Emperor of Songs (remix) track on "...Concrete Nipple" compilation album | PSYLONS(Mass Productions) | CD | deleted | 1993 |
| Gimp - album | PSYLONS (Thunderbird) | CD | Pinnacle | 1994 |
| Triple Sub | SIMON HEARTFIELD(BHV) | 12" vinyl | deleted | 1998 |
| Golden Boy - remix of track by Screeper | SIMON HEARTFIELD(Mouthy) | CD | deleted | 1998 |
| Claw - album | SEATMAN SEPARATOR(SBH) | CD | www.seatmanblisterhfield.co.uk | 2000 |
| 20 Jazz Funk Greats - mix CD | SIMON HEARTFIELD (SBH) | CD | deleted | 2000 |
| Assuming | THE SEPARATOR | 10"acetate | dub plate | 2000 |
| The Music Of.... - album | SEATMAN SEPARATOR (SBH) | CD | www.seatmanblisterhfield.co.uk | 2001 |
| Assuming - track on Surefoot's "Rucksack" ep | THE SEPARATOR (On Test) | 12" vinyl | Integrale Musique | 2001 |
| Lisbon Sisters - track on "Made in Portsmouth Vol"3 | SEATMAN SEPARATOR (Where's My Hair?) | CD | deleted | 2001 |
| Codex - recordings 1991-93 - double album | SIMON HEARTFIELD (SBH) | CD | www.seatmanblisterhfield.co.uk | 2002 |
| Machinedexandiscs - mix CD | SIMON HEARTFIELD (SBH) | CD | deleted | 2002 |
| Basic Electronic Principles - album | SEATMAN SEPARATOR | CD | www.seatmanblisterhfield.co.uk | 2002 |
| Binary
Nation - compilation album (featuring tracks from Simon Heartfield and Seatman Separator) |
SIMON HEARTFIELD AND SEATMAN SEPARATOR | CD | www.seatmanblisterhfield.co.uk | 2003 |
| Auto Suggestion - album | SEATMAN SEPARATOR (SBH) | CD | www.seatmanblisterhfield.co.uk | 2003 |
| Recordings 99-03 | SEATMAN SEPARATOR (SBH) | CD | www.seatmanblisterhfield.co.uk | 2003 |
| Lux 2.1 - track on Under Your Nose compilation | SIMON HEARTFIELD (Under Your Nose) | CD/download | www.underyournose.co.uk | 2004 |
| Hold Me - remix of track by Bonemachine taken from the album "Vent" | SIMON HEARTFIELD (Hackpen) | CD | www.hackpenrecords.com | 2004 |
| Inner
City Remixed - remix compilation of
tracks from Jason Swales, Raiden, Qhixldekx and D.A.R.Y.L |
SIMON HEARTFIELD (EMrecords) | CD | www.emrecords.co.uk | 2004 |
| Codex Volume 2 - mix CD | SIMON HEARTFIELD (SBH) | CD | www.seatmanblisterhfield.co.uk | 2004 |
| Another Day Over - remix of Bonemachine track | SIMON HEARTFIELD and SIGUE SIGUE SPUTNIK (Hackpen/Shifty Disco) | CD/download | www.shiftydisco.co.uk | 2004 |
| Mercury Trax Vol 2 EP | SEATMAN SEPARATOR (SBH) | CD | www.seatmanblisterhfield.co.uk | 2004 |
| Techment Records sampler - contains numerous Simon Heartfield and Seatman Separator remixes | SIMON HEARTFIELD/SEATMAN SEPARATOR (Techment) | CD | www.emrecords.co.uk | 2004 |
| Particle - track on Under Your Nose Vol 2 compilation | SIMON HEARTFIELD (Under Your Nose) | CD/download | website | 2004 |
| Navigation | SEATMAN SEPARATOR (SBH) | CD | website | 2005 |
| Permanent Way - album (re-mastered re-release) | SIMON HEARTFIELD (Hackpen) | CD | Pinnacle | 2005 |
| Reconsequences - album | SIMON HEARTFIELD | download | website | 2005 |
| 134.4 Live - album | SIMON HEARTFIELD | download | website | 2005 |
| Clutching at Straws - Rework of 3 Trust No One tracks | TRUST NO ONE | download | website | 2005 |
| Cubular Theme | SIMON HEARTFIELD (Under Your Nose) | CD | www.underyournose.co.uk | 2006 |
| Rehacer Episode One - Reworks | SURGEON/ROBERT HOOD/LUKE SLATER (Under Your Nose) | download | website | 2006 |
| Rehacer Episode Two - Reworks | JEFF MILLS/JOEY BELTRAM/SUBURBAN KNIGHT(Under Your Nose) | download | website | 2006 |
| Sublimate EP | SIMON HEARTFIELD (EMrecords) | download | website | 2006 |
| Thurmond - track on Backlash Magazine compilation | SIMON HEARTFIELD | CD | Backlash Magazine | 2006 |
| Trundlewheel Remix/Sound of Someone Going Away/Night Call Collect - available from MySpace | SIMON HEARTFIELD | download | website | 2006 |
| Feel So Cold Remix | TRUST NO ONE (EMrecords) | CD | www.emrecords.co.uk | 2006 |
| Ten Minutes After The End Of Gravity | SEATMAN SEPARATOR (SBH) | CD/download | www.juno.co.uk | 2007 |
| Stirred Not Shaken (Remix) of Helsinki track | SIMON HEARTFIELD | Stream | www.lastfm.com | 2007 |
| Pi - Remix of Vortechtral track | SIMON HEARTFIELD (InDeep Recordings) | download | www.emrecords.co.uk | |
| Trundlewheel (Due for release May 2007) | SIMON HEARTFIELD and UDY (Mixtape Records) + Jerome Baker and Gus Brown Remixes | download | www.beatport.com | 2007 |