| City of Sin | Alex Kunnari & Heikki L feat. Joel Madden | | | 3:43 | |
| City of Sin | Alex Kunnari & Heikki L feat. Joe Madden | | | 3:43 | |
| City of Sin (extended) | Alex Kunnari, Heikki L feat. Joel Madden | | | 6:06 | |
| City of Sin (radio edit) | Alex Kunnari, Heikki L feat. Joel Madden | | | 3:42 | |
| City of Sin (radio edit) | Alex Kunnari & Heikki L feat. Joel Madden | | 5 | 3:42 | |
| City of Sin (Tom Fall remix) | Alex Kunnari, Heikki L feat. Joel Madden | | | 5:29 | |
| Deep at Night | Ercola vs. Heikki L | | | 4:50 | |
| Deep at Night | Ercola vs. Heikki L | | | 7:43 | |
| Deep at Night | Ercola vs. Heikki L | | | 3:39 | |
| Deep At Night | Ercola vs Heikki L | | | ?:?? | |
| Deep at Night (Adam K & Kosha remix) | Ercola vs. Heikki L | | | 5:56 | |
| Deep at Night (Adam K & Soha mix) | Ercola vs. Heikki L | | | 4:32 | |
| Deep at Night (Adam K & Soha radio mix) | Ercola vs Heikki L | | | 5:50 | |
| Deep at Night (Adam K & Soha remix extended) | Ercola vs. Heikki L | | | 5:52 | |
| Deep at Night (Adam K & Soha remix) | Ercola vs. Heikki L | | | 5:45 | |
| Deep at Night (Adam K & Soha remix) | Ercola vs. Heikki L | | | 5:53 | |
| Deep at Night (Adam K & Soha remix) | Ercola vs. Heikki L | | | 3:36 | |
| Deep at Night (Adam K & Soha remix) | Ercola vs. Heikki L | | | 3:01 | |
| Deep at Night (Adam K & Soha remix) | Ercola vs. Heikki L | | | 4:32 | |
| Deep at Night (Adam K & Soha remix) | Ercola vs. Heikki L | | | 5:58 | |
| Deep at Night (Adam K & Soha remix) | Ercola vs. Heikki L | | | 2:26 | |
| Deep At Night (Adam K & Soha Remix) | Ercola ft Heikki L | | | 4:25 | |
| Deep at Night (Adam K vs Soha remix) | Ercola vs Heikki L | | | 2:38 | |
| Deep at Night (Adam K vs. Soha remix) | Ercola vs. Heikki L | | | 5:55 | |
| Deep at Night (Adam K vs. Soha remix) | Ercola vs. Heikki L | | | 2:38 | |
| Deep At Night (Adam K. & Soha remix) | Ercola & Heikki L | | | 6:00 | |
| Deep at Night (Houseshaker mix) | Ercola vs. Heikki L | | | 7:13 | |
| Deep at Night (Houseshaker remix) | Ercola vs Heikki L | | | 2:20 | |
| Deep at Night (Houseshaker remix) | Ercola vs Heikki L | | | 3:47 | |
| Deep at Night (original mix) | Ercola vs. Heikki L | | | 7:37 | |
| Deep At Night (original mix) | Ercola & Heikki L | | | 7:43 | |
| Deep At Night (original version) | Ercola & Heikki L | | | 7:34 | |
| Deep at Night 2013 (radio edit) | Heikki L feat. Jeremy Carr | | 5 | 3:18 | |
| Deeper Love (original mix) | Heikki L & JS16 | | | 7:24 | |
| Dreamland (original mix) | Desy, Katerina & Heikki L | | | 6:26 | |
| God Save the Queer (original mix) | Heikki L & HouseAmigo DJs | | | 8:25 | |
| I Wanna Go Deep (feat. Max C) | Heikki L & Sami Saari | | | 8:21 | |
| Let the Bass Kick (original mix) | Heikki L | | | 3:01 | |
| Ordinairy World (Original) | Tom Fall & Heikki L Ft. Ben Andreas | | | 4:04 | |
| Ordinary World (Mike Shiver radio edit) | Tom Fall & Heikki L feat. Ben Andreas | | | 3:24 | |
| Ordinary World (Mike Shiver remix) | Tom Fall & Heikki L feat. Ben Andreas | | | 7:38 | |
| Ordinary World (original mix) | Tom Fall & Heikki L feat. Ben Andreas | | | 6:18 | |
| Ordinary World (radio edit) | Tom Fall & Heikki L feat. Ben Andreas | | | 3:25 | |
| Ordinary World (radio edit) | Tom Fall & Heikki L feat. Ben Andreas | | | 3:26 | |
| Our Tribe (Leon Blaq & DJ Kelee remix) | Heikki L | | | 6:21 | |
| Our Tribe (original mix) | Heikki L | | | 6:23 | |
| Rising | Alex Kunnari & Heikki L | | | 3:38 | |
| Rising (original mix) | Alex Kunnari & Heikki L | | | 4:27 | |
| Rising Sun (alternative radio edit) | Heikki L feat. Mia Permanto | | | 4:11 | |
| Rising Sun (Filthy Rich's Global Groove remix) | Heikki L feat. Mia Permanto | | | 8:08 | |
| Rising Sun (Heikki L Powerhouse remix) | Heikki L feat. Mia Permanto | | | 8:27 | |
| Rising Sun (original mix) | Heikki L feat. Mia Permanto | | | 8:38 | |
| Rising Sun (Powerhouse remix) | Heikki L* feat. Mija Permanto | | | 3:13 | |
| Rising Sun (radio edit) | Heikki L feat. Mia Permanto | | | 2:59 | |
| Sphere | Orkidea & Heikki L | | | 9:02 | |
| Superdelight | Heikki L | | | 6:31 | |
| The Groove (a cappella) vs. Intro vs. Your Body (a cappella) vs. Deep at Night (a cappella) | Christian Hinzer & Chriss Ortega vs. Alan Braxe & Fred Falke vs. Tom Novy feat. Michael Marshall vs. Ercola vs. Heikki L | | | 3:52 | |
| White Out | Heikki L & Lovetone | | | 6:55 | |
| White Out | Heikki L & Lovetone | | | 3:21 | |
| White Out (original mix edit) | Heikki L & Lovetone | | | 3:09 | |
| You Don’t Want Love | Heikki L feat. Per Gessle | | | 3:46 | |
