| Business | Phone |
| Hitech Polymers Inc 2165 Cablecar Ct, Cincinnati 45244 | (513) 231-4043 |
| Fibre Glass-Evercoat Co 6600 Cornell Rd, Cincinnati 45242 | (513) 489-7600 |
| Matrix Polymers 6595 Adams Ave, Cincinnati 45243 | (513) 527-7777 |
| On Spec Composites Inc 5500 Muddy Creek Rd, Cincinnati 45238 | (513) 922-1328 |