- Headphones / Earphones
- Microphones
- Wireless Equipment
- Speakers
- Power Amps
- Mixers
- Processors
- Portable PA Systems
- Recorders
- Karaoke
- Guitars
- Basses
- Ukuleles
- Drums & Percussion
- Keyboards
- Wind Instruments
- String Instruments
- Japanese Instruments
- Harmonica, Other
- DTM・DAW
- DJ & VJ
- Stands
- Cables & Connectors
- Racks & Cases
- Lighting
- Stage & Truss
- Video Equipment
- Power Supplies
- Studio Furniture
- Household Items, Other
L
- L(x)Pickups
- L.R.Baggs
- La Bella
- LA PATRIE
- La-Tromba
- LABGRUPPEN
- LACE
- LAKLAND
- LANDPORT
- LANDSCAPE
- Laney
- LARRIVEE
- LAUTEN AUDIO
- LAVA CABLE
- LAVA MUSIC
- LAVRY ENGINEERING
- LEGEND
- Legere
- LEHLE
- LEOLANI
- LEQTIQUE
- LERNI
- LEVY'S
- LEWITT
- Lexicon
- Limetone Audio
- LINDELL AUDIO
- LINDY
- LINDY FRALIN
- LINE
- Line 6
- LITEPUTER
- LITTLITE
- Lizard Spit
- LOAR
- Logitec
- LOGOS
- LOKNOB
- Lone Wolf Blues Company
- LOOPMASTERS
- LORZ
- LOS CABOS
- LOVEPEDAL
- LP
- LTD
- LUDWIG
- LUNA
- LUNDGREN
- LUTHIER
- LYNX STUDIO TECHNOLOGY
- LZ Hi-Fi Audio