| Business | Phone |
| David E Rosenblatt Pe 4835 Main St, Skokie 60077 | (847) 675-8650 |
| Sheffee Lulkin & Assoc 4211 Main St, Skokie 60076 | (847) 677-8600 |
| Ruben J Baer & Assoc Ltd 5225 Touhy Ave 101, Skokie 60077 | (847) 677-1360 |
| Services By Designwise Ltd 5250 Cleveland St, Skokie 60077 | (847) 673-3515 |
| Mehandes Engineering Pc 8170 Mccormick Blvd 100, Skokie 60076 | (847) 675-5390 |
| Metropolitan Water Reclamation 3500 Howard St, Skokie 60076 | (847) 568-8100 |
| Osa Engineers 8027 Monticello Ave, Skokie 60076 | (847) 674-9100 |