Brands
- K.S. Aji
- Kaden Effects
- Karmapedals
- Kastam (Guyatone)
- Kay
- Keeler Designs
- Keeley
- KEIO
- Kendrick Amplifiers
- Kent
- Kilgore777
- Kilpatrick Audio
- Kimbara (Shin-ei)
- Kimberley
- king capitol punishment
- Kingsley
- Klinger Custom Pedals
- Klon
- KMD
- KOD
- Korg (Drum Machines)
- Korg (Effects)
- KR Musical Products USA
- KR Musical Products USA
- Krank Amplification
- Krank Electronics
- Krett00
- Kyle Chase USA