| Business | Phone |
| Concord Supplies Yorktown 330 W Factory Rd, Addison 60101 | (630) 543-9577 |
| Kentwood Office Furniture 700 S Rohlwing Rd A, Addison 60101 | (630) 585-2330 |
| Niche Equipment 1765 W Cortland Ct I, Addison 60101 | (630) 629-9220 |
| Office Furniture Installation 111 S Lombard Rd 2, Addison 60101 | (630) 628-9975 |