| Business | Phone |
| Glaesel String Instrument Svc 1440 E 36th St, Cleveland 44114 | (216) 391-7723 |
| Golden Bridge Usa Inc 5220 Mayfield Rd, Cleveland 44124 | (440) 461-1304 |
| Goose Acres Folk Music Center 2175 Cornell Rd, Cleveland 44106 | (216) 791-5111 |
| Grossman Music Corp 3800 Kelley Ave, Cleveland 44114 | (216) 391-1234 |
| Grover Trophy Musical Products 3800 Kelley Ave, Cleveland 44114 | (216) 391-1188 |
| Holtkamp Organ Co 2909 Meyer Ave, Cleveland 44109 | (216) 741-5180 |