| Business | Phone |
| Wendling Patterns Inc 2121 Jergens Rd, Dayton 45404 | (937) 233-7770 |
| Dayton Pattern Inc 5591 Wadsworth Rd, Dayton 45414 | (937) 277-0761 |
| Design Pattern Works Inc 2312 E 3rd St, Dayton 45403 | (937) 252-0797 |
| Design Tech Inc 1531 Keystone Ave, Dayton 45403 | (937) 254-7000 |
| Spectra Cam Pattern 660 Milburn Ave, Dayton 45404 | (937) 223-3805 |
| Reliable Pattern & Manufacturer Co 1424 Linden Ave, Dayton 45410 | (937) 252-0644 |