| Business | Phone |
| Colby Construction Co Inc 709 Milwaukee St # A, Delafield 53018 | (262) 369-0801 |
| Tamarack Lake Homes 1620 W Shore Dr, Delafield 53018 | (262) 966-9700 |
| Integrity Construction Delafield 53018 | (262) 646-4655 |
| James G Battermann Builder W305n1552 Silverwood Ln, Delafield 53018 | (262) 369-0333 |
| Maier Construction Inc Po Box 180667, Delafield 53018 | (262) 646-7842 |