A
B
D
E
G
M
P
R
S
- Sabian
- Samson
- Sandberg
- Savarez
- Schaller
- Scientific Lab Glass
- sE Electronics
- Seagull
- Sennheiser
- Seymour Duncan
- Shadow Electronics
- Shubb
- Shure
- Sibelius
- Sigma
- Simplifier
- Singular Sound
- SKB
- Slickbag
- Softube
- Soldano
- Solid State Logic
- Sonarworks
- Sonnemo Guitars
- Sonnet
- Sonoma Wire Works
- Sonor
- Soundcraft
- Soundsation
- Source Audio
- Spectrasonics
- Squier
- Steinberg
- Sterling
- Strandberg Guitars
- Strymon
- Studiologic
- Supreme
- Supro
- Swedtone
- Synthogy