| Business | Phone |
| Age Design Group Inc 4920 E 5th Ave, Columbus 43219 | (614) 239-7116 |
| Cad Concepts Inc 1328 Dublin Rd, Columbus 43215 | (614) 485-0670 |
| Cad Concepts Inc 19 N 4th St, Columbus 43215 | (614) 485-0670 |
| Residential Designed Solutions 7844 Flint Rd, Columbus 43235 | (614) 430-0027 |
| Production Drafting Po Box 248625, Columbus 43224 | (614) 476-9364 |
| Feyh Morris Smith 2211 Lake Club Dr, Columbus 43232 | (614) 434-0003 |
| Lawler Services 5199 Garmouth Ct, Columbus 43221 | (614) 771-1917 |