| Business | Phone |
| Avery Pattern Co 9094 Avery Rd, Cleveland 44147 | (440) 526-4888 |
| Century Patterns 6101 Lawn Ave, Cleveland 44102 | (216) 631-5556 |
| Wright Pattern Milling Svc 10825 Briggs Rd, Cleveland 44111 | (216) 941-8374 |
| Vac Tool Co 13229 Shaw Ave, Cleveland 44112 | (216) 851-3111 |
| Product Development Tchnlgs 12955 York Delta Dr # O, Cleveland 44133 | (440) 237-6840 |
| Pattern Works Inc 1588 E 40th St # 2b, Cleveland 44103 | (216) 431-6000 |