| Business | Phone |
| Dean Berrier Excavating 3930 W Township Road 132, Tiffin 44883 | (419) 937-2500 |
| Jeff Hayman Excavating Inc 1227 W County Road 6, Tiffin 44883 | (419) 448-8143 |
| Lucius Excavating 459 N Township Road 91, Tiffin 44883 | (419) 447-9873 |
| Theis Construction Co 3210 S Township Road 159, Tiffin 44883 | (419) 447-7306 |