| Business | Phone |
| Utility Energy Options Ltd 5042 Blendon Ravine Ct, Columbus 43230 | (614) 428-8852 |
| Utility Fiberglass Inc 1641 Harmon Ave, Columbus 43223 | (614) 449-2490 |
| Bermex Inc 1370 Dublin Rd # 2, Columbus 43215 | (614) 487-8720 |
| Fishel Co 1600 Walcutt Rd, Columbus 43228 | (614) 850-4400 |
| Freedom Utilities 2168 Britains Ln, Columbus 43224 | (614) 263-8803 |
| Gasmark 4449 Easton Way # 2, Columbus 43219 | (614) 934-1197 |
| Mc Farland Cascade 2525 Tiller Ln # 201, Columbus 43231 | (614) 823-5691 |