| Business | Phone |
| Wikoff Concepts 11260 Cornell Park Dr, Cincinnati 45242 | (513) 791-8558 |
| Oxford Resource Group 9674 Cincinnati Columbus Rd, Cincinnati 45241 | (513) 777-2111 |
| Preferred Engineering Assoc 7778 Colerain Ave, Cincinnati 45239 | (513) 931-7973 |
| Structure Mechanics Corp 6488 Glenway Ave # J, Cincinnati 45211 | (513) 598-1600 |
| Concept Achievement LLC 5642 Glenview Avenue, Cincinnati 45224 | (513) 520-3265 |