Publishers – G
- G & M Brand Publications
- G. Besson Edition
- G.L. Design
- Ga
- Galaxy Music Corporation
- Garden Music
- Gated Publishing
- GDE Edizioni Musicali
- Gehrmans Musikforlag
- Genesis Choral Library
- Gently Music
- Gentry Publications
- Gerard & Sarzin
- GIA Publications
- Girolamo Musikverlag
- Gitarage Music
- Giulio Einaudi editore
- Glocken Verlag
- Glory Sound
- GMC Choralmusic
- GMF Baltic States
- GMI - Guitar & Music Institute
- Gobelin Music
- Golden Apple Productions
- Golden River Music
- Golden Ticket
- Gonzaga
- Good Book Company
- Goodmusic Publications
- Graham Salter
- Gramercy Music
- Grand Mesa Music
- Graphic Arts Books
- Great River Books
- Green Man Press
- Greenway Music Press
- Greenwich Publishing
- Greg Fishman Jazz Studios
- Grenier Hall Publishing
- Griffin Publishing
- Grin Publishing
- Grossman's Guitar Workshop
- Grove Music
- Grow Rich
- Grumpy Sheep Music
- Gründ Editions
- Guitar & Music Online Learning
- Guitar Master Class Pub.
- Guitar Sherpa
- Guitar Solo Publications
- Guitar World
- Gumbles Publications
- Gustav Bosse Verlag
