| Business | Phone |
| Arnhold Ceramics Inc 1345 Avenue Of The Americas, New York 10105 | (212) 299-4599 |
| Certified International Corp 225 5th Ave # 400, New York 10010 | (212) 685-1098 |
| G V Svc 13 Crosby St # 304, New York 10013 | (212) 343-8749 |
| Terrafirma Ceramics 152 W 25th St, New York 10001 | (212) 627-0989 |