| Business | Phone |
| Amon Inc 3214 Marshall Dr, Amelia 45102 | (513) 734-1700 |
| Giese Screw Machine Products 1150 Ferris Rd, Amelia 45102 | (513) 752-0333 |
| Heritage Tool & Manufacturer 80 W Main St, Amelia 45102 | (513) 753-7300 |
| Richters Design & Fabrication 2095 State Route 125, Amelia 45102 | (513) 797-5682 |