Water conditioning equipment contractors
16 active registrations, specialty “Water conditioning equipment” as L&I records it.
| Place | Contractor | License | Specialty | Expires |
|---|---|---|---|---|
| Lacey, WA | ABSOLUTE WATER TREATMENT LLC | ABSOLWT901B5 | Water conditioning equipment | Jan 29, 2028 |
| Bellingham, WA | AQUACARE ENVIRONMENT INC | AQUACEI914JB | Water conditioning equipment | Apr 7, 2027 |
| Tumwater, WA | CH2O INC | CH2OII*918ML | Water conditioning equipment | Oct 21, 2028 |
| Spokane, WA | CHEM-RITE INC | CHEMRI*762OZ | Water conditioning equipment | Sep 9, 2028 |
| Pasco, WA | CLEAN WATER SPECIALISTS INC | CLEANWS024P3 | Water conditioning equipment | Jun 12, 2028 |
| Kennewick, WA | CULLIGAN | CULLI**077RA | Water conditioning equipment | Dec 1, 2026 |
| Chehalis, WA | CUSTOM WATER SOLUTIONS INC | CUSTOWS016KM | Water conditioning equipment | Sep 17, 2028 |
| Walla Walla, WA | HOFFMAN QUALITY WATER LLC | HOFFMQW788OZ | Water conditioning equipment | Sep 14, 2028 |
| Stanwood, WA | MEADOW LAKE WATER TREATMNT LLC | MEADOLW810L5 | Water conditioning equipment | Jun 25, 2027 |
| Lacey, Wa | NORTHWEST WATER TREATMENT INC | NORTHWT994OK | Water conditioning equipment | Mar 3, 2027 |
| Salt Lake City, UT | OVIVO USA LLC | OVIVOUL887PU | Water conditioning equipment | Sep 4, 2028 |
| Ridgefield, WA | PACIFIC COAST CARBON LLC | PACIFCC834RM | Water conditioning equipment | Jan 18, 2028 |
| Spokane, WA | TRI-PURE WATER RESOURCES INC | TRIPUWR923J8 | Water conditioning equipment | Sep 14, 2028 |
| Vancouver, WA | UNITED WATER SERVICES INC | UNITEWS788P8 | Water conditioning equipment | Oct 31, 2028 |
| Vancouver, WA | WATER & AIR WORKS | WATERAW870KW | Water conditioning equipment | May 22, 2027 |
| Portland, OR | WM H REILLY & CO INC | WMHREHR834OQ | Water conditioning equipment | Nov 10, 2027 |
Alphabetical order — this site ranks no one. Active company registrations in the L&I contractor files of October 2, 2026. Contractors registered as individuals are not on this site. How to read this.