| ZDF | Travis |
| The BossHoss | Tim Bendzko |
| Charlie Bauerfeind | Luca Anzilotti |
| Selig | The Notwist |
| Clouds Hill Recordings | Kemper Music Group |
| Analog Mastering | Beatsteaks |
| Tui Cruises | Die Fantastischen Vier |
| Red Bull Studios | Principal Studios |
| SAE | Rudolf Schenker |
| Mouse On Mars | SNAP |
| Toni Loitsch | Raw Artistic Productions |
| Eastside Mastering | WDR |
| Sevdaliza | Milky Chance |
| Maarwegstudio | Frida Gold |
| NHB Studios Düsseldorf | Music Making People |
| Folkwang Universität der Künste | Fabio Trentini |
| Audioversum | Hafen Studios |
| Gregor Meyle | Tobias Levin |
| Tonwäscherei | Henning Verlage |
| Hannes Bieger | Calyx Mastering |
| Koree | Chameleon Studios |
| Time Tools | HP Mastering |
| Rainer Oleak | Studio Funk |
| Kleine Audiowelt | Virginia Jetzt! |
| Tom Gaebel | Fraunhofer Institut |
| Mastering Academy | Rain Productions |
| Ignoring Gravity Music | Robert Schumann Hochschule |
| German Wahnsinn | Rammstein |
| Neuwerk Studio | Beat Creators |
| Bluerose Records | Kambiz Giahi |
| Heyday Studio | Chefrock Studios |
| Anyever | Klangstube Köln |
| Gloria Behrens Film | Klangzeuger Tonstudio |
| The Bad Room | Martin Gretschmann |
| Bayerischer Rundfunk | Philipp Steinke |
| Ben Bazzazian | Toni Loitsch |
| Lillo Scrimali | Hauschka |
| Schnittstelle | Peter Saurbier |
| Robert Babicz | Klaus Scharff |
| Agnes Obel | Carl-Michael Grabinger |
| Deichkind | Christina Stürmer |
| Blind Guardian | Johannes Oerding |
| Shindy | Orden Ogan |
| Ronald Prent (Wisseloord Studios NL) | Sunshine Mastering Wien |
| Bionicaudio | Blackmail |
| David Bonk | My Bloody Valentine |
| Joris | Flo Dauner |
| Henning Gehrke | Deutsches Zentrum für Luft- und Raumfahrt |
| Hastings Düsseldorf | HfbK Frankfurt |
| Institut für Musik Hochschule Osnabrück | Jazzanova |
| Zodiaque | Oyes Studios |
| David Trapp | Beray Habip |
| Dieter Falk | Rodney Jason |
| Studio Bummens | Nuturn Entertainment Group |
| Matthias Reim | Anyever |
| Leoniden | Giant Roots |
| Mario Thaler | Manuel Schlindwein |
| Sophie Hunger | Max Planck Institut |
| Eike Freese | Northroad Recording Studios |
| Gottesweg Studios / Galaxy Instruments | Wolfgang Norman Dalheimer |
| Die Mischbatterei | Moses Schneider |
| Olaf Didolff | StrandGut Resort |
| Moritz Stahl | Simon Gattringer |
| Oliver Zülch | Hans-Martin Buff |
| Wilderness Studios | Johannes Gutenberg-Universität Mainz |
| Technische Hochschule Mittelhessen | Patrice |