| Business | Phone |
| Vans Heating & Air Cond Inc 1327 Union Ave, Sheboygan 53081 | (920) 458-2220 |
| Hvac Svc Inc 1005 N Wisconsin Dr, Sheboygan 53083 | (920) 565-4130 |
| Neumann Plumbing & Heating Inc 1114 Millersville Ave, Sheboygan 53083 | (920) 565-3345 |
| Kuehlmann Sheet Metal 3209 N 15th St, Sheboygan 53083 | (920) 452-6721 |
| Metro Tech 1821 Calumet Dr, Sheboygan 53081 | (920) 453-4010 |