| Business | Phone |
| Micro Tech Systems Inc 3677 Woodhead Dr, Northbrook 60062 | (847) 509-9560 |
| Pb Solutions Inc 3160 Macarthur Blvd, Northbrook 60062 | (847) 291-9500 |
| Metro Communications 3570 Milwaukee Ave, Northbrook 60062 | (847) 296-1300 |
| On-Site Laser Care 3344 Commercial Ave, Northbrook 60062 | (847) 400-5100 |
| Total Concepts 3000 Dundee Rd, Northbrook 60062 | (847) 498-1974 |