| Business | Phone |
| Tork Inc 2505 Fairwood Ave, Columbus 43207 | (614) 492-1810 |
| Bic Bioprocessing Innovative 1275 Kinnear Rd, Columbus 43212 | (614) 340-3345 |
| Tv Products Usa 300 Marconi Blvd, Columbus 43215 | (614) 224-9344 |
| M S Harman Co 6990 Bucktrout Pl, Columbus 43235 | (614) 442-1210 |