| Company | Category | Area | Address | Web | Contact person | |
| TWINSBURG VETERINARY HOSPITAL | Animal Hospitals | Ohio | 8803 RAVENNA RD, TWINSBURG, Summit, Ohio, 44087-2430, USA | - | - | Gregg Lozanoff |
| TWINSBURG VISITORS CTR | Tourist Information | Ohio | 9044 CHURCH ST, TWINSBURG, Summit, Ohio, 44087-2102, USA | - | - | Dottie Oliver |
| TWINSBURG WASTE WATER DEPT | City Govt-Regulation/Adm-Comms | Ohio | 10231 RAVENNA RD, TWINSBURG, Summit, Ohio, 44087-1722, USA | - | - | Richard Swiger |
