| Business | Phone |
| Spectrum International 4232 Ridge Lea Rd # 3, Amherst 14226 | (716) 831-9850 |
| Spectrum International Sales 210 John Glenn Dr, Amherst 14228 | (716) 691-7979 |
| Bomi Gemstone Importers 4574 Main St, Amherst 14226 | (716) 839-4300 |
| Danu Usa Corp 157 Audubon Dr, Amherst 14226 | (716) 812-2500 |