| Business | Phone |
| Terra Fire Suppression Systems 2425 Fairwood Ave, Columbus 43207 | (614) 443-4112 |
| Capital Fire Protection Co 3360 Valleyview Dr, Columbus 43204 | (614) 279-9448 |
| Columbus Supply 125 S Merkle Rd, Columbus 43209 | (614) 237-2933 |
| Comunale Co Inc 1399 Ohlen Ave, Columbus 43211 | (614) 291-7001 |
| Pds Systems 766 Northwest Blvd, Columbus 43212 | (614) 291-8629 |
| Ohio Fire & Safety Co 1199 N 4th St, Columbus 43201 | (614) 294-3343 |
| Hansen Enterprises 1395 Grandview Ave, Columbus 43212 | (614) 487-8197 |