| Business | Phone |
| Konicek Environmental Cnsltng 1032 S Spring St, Port Washington 53074 | (262) 284-2557 |
| One Step Environmental 129 E Main St, Port Washington 53074 | (262) 284-8950 |
| Port Environmental 101 E Grand Ave, Port Washington 53074 | (262) 268-9705 |
| Port Environmental 204 E Pier St, Port Washington 53074 | (262) 284-6700 |