| Business | Phone |
| C W Courtney Co 771 Beta Dr # A, Cleveland 44143 | (440) 449-4005 |
| Zwick Associates Inc 8750 Stearns Rd, Cleveland 44138 | (440) 235-2729 |
| Dlz Ohio Inc 614 W Superior Ave # 1000, Cleveland 44113 | (216) 771-1090 |
| Elewski & Assoc Inc 7311 Valley View Dr, Cleveland 44131 | (216) 447-0175 |
| Fultech Consulting Engineers 9885 Rockside Rd # 130, Cleveland 44125 | (216) 524-9098 |
| Henry G Reitz Engineering Co 4214 Rocky River Dr, Cleveland 44135 | (216) 251-3033 |
| Jar Engineering & Surveying 24629 Detroit Rd # 9, Cleveland 44145 | (440) 871-8345 |
| Neff & Assoc 6405 York Rd, Cleveland 44130 | (440) 884-3100 |
| Neff M Design Group 5422 E 96th St, Cleveland 44125 | (216) 663-8820 |
| Mc Cann Associates Inc 5539 Ridge Rd, Cleveland 44129 | (440) 886-1245 |