Luthiers
- Ritter Instruments, Germany
- BassLine, Germany
- Laurus, Italy
- Wahlbrink Basses, Germany
- Luthman, France
- Frameworks Guitars, Germany
- Prat Basses, USA
- Neubauer Guitars, Austria
- Rikkers Guitars, Netherlands
- SKC Bogart Bass, Germany
- Adamovic Guitars and Basses, Netherlands
- Herom Basses, Germany
- Jerzy Drozd Basses, Spain
- Schindehütte Gitarren, Germany
- Bassart Guitars, Germany
- Keith Guitars, USA
- Waja Bass, Germany
- Vektor Bass, Germany
- Bachmann Guitars, Italy
- Däsch Basses, Germany
- Egilegor Basses, Spain
- Jozsi Guitars, Germany
- Jacaranda Guitars, Italy
- Phil Bach, France
- Hot Wire Bass, Germany
- D’Alessandro Guitars & Basses, Italy
- Phantom Guitars, Germany
- JCR Luthier, Spain
- Loewenherz Basses, Germany
- Acy’s Guitar Lounge, Germany
- Knooren Handcrafted Instruments, Netherlands
- Zoot Bass & Purple Chili, Great Britain
- Schack Guitars, Germany
- Listerud Bass, Norway
- Cuntz Guitars, Germany
- Maruszczyk Instruments, Germany
- Rim Basses, Great Britain
- TM Guitars, Germany
- Tobias Pöhling, Germany
- Nature-Shock Instruments, Germany
- Viennaguitars, Austria
- Botec GmbH, Switzerland
- Jaegerguitars, Germany
- ZEAL-guitars, Germany
- GMR Bass Guitars, Poland
- Marco Bass Guitars, USA
- Joe Veilette Custom Lutherie, USA
- Regenerate Guitar Works, USA
- Mulderbass Custom Bass Guitars, Netherlands
- Unicornbass, Sweden
- Bergfels Guitars, Austria
- Loud Guitars, Italy
- Danou Guitars, Switzerland
- KD Basses, Bulgaria
- Marcus Guitars & Basses, Belgium
- Munich Repair Shop, Germany
- Gauthier Anciaux, Belgium
- Köllner Bass-Instruments, Germany
- Sign Guitars, Germany
- Joao Godinho Guitars, Luxembourg
- ROKS Instruments, Netherlands
- Denzo Custom Guitarz, Belgium
- Tief Töner Bässe, Germany
- Mozer Guitars, Netherlands
- Rockwood Music, Netherlands
- Grube Guitars, Spain
- Chitarre Lodato, Italy
- Eyb Guitars, Germany
- Wreck Guitars, Croatia
- Ulyate Intruments, USA
- Torun Instruments, North Cyprus
- CG Lutherie, France