Производители машини започва с буквата G
| Gildemeister | 135 | |
| GIDDINGS LEWIS | 59 | |
| Gear grinding machine reishauer RZ701 A | 49 | |
| GRAZIANO | 36 | |
| GEKA | 28 | |
| GLEASON | 19 | |
| GASPARINI | 18 | |
| GEMINIS | 15 | |
| GLASER | 13 | |
| GOODWAY | 13 | |
| GURUTZPE | 12 | |
| GAMBIN | 11 | |
| GANESH | 11 | |
| Gear grinding machine reishauer RZ361S | 10 | |
| GIANA | 10 | |
| GER | 9 | |
| GORNATI | 9 | |
| GLEASON PFAUTER | 8 | |
| GROB | 8 | |
| GIORIA | 7 |
