| Business | Phone |
| Belongia Land Syrveying 1117 Philippen St, Manitowoc 54220 | (920) 684-4237 |
| Braun Land Surveying Inc 846 Jackson St, Manitowoc 54220 | (920) 682-3628 |
| Colin P Rayford 930 N 16th St, Manitowoc 54220 | (920) 684-0498 |
| Robley Land Surveying 1533 N Union Rd, Manitowoc 54220 | (920) 682-9779 |