Home Pros Washington Spokane, WA Water Conditioning Equipment Water Conditioning Equipment contractors in Spokane, WA 6 contractors · Updated Aug 13, 2026
Water conditioning contractors install and service water softeners, filters, and other treatment equipment. Washington currently lists 6 Water Conditioning Equipment contractors registered in Spokane.
All trades General Painting/Wallcovering Floor Covering and Counter Tops Landscaping Concrete Framing and Rough Carpentry Tile, Ceramic, Mosaic, Natural and MFG Stone Heating/Vent/Air-Conditioning and Refrig (HVAC/R) Plumbing Residential Cabinets, Millwork and Finish Carpentry Dry Wall Handyman HVAC/RFRG Roofing Tree Removal Service Paving/Striping/Seal Coating Limited Energy Siding Pressure Washing Masonry Specialty 09 Fencing Welding and Ornamental Metal Insulation and Acoustical Excavation, Grading and Land Clearing Gutters/Downspouts Irrigation/Sprinkling Systems Overhead/Garage Doors Swimming Pools, Spas and Hot Tubs Construction Clean-Up Locks, Security and Alarm Equipment Maintenance Sign Window Coverings Fire Protect System Glazing/Glass Residential Maintenance Water Conditioning Equipment Signs Pump & Irrigation Industrial Equipment/Machines Doors, Gates and Activating Devices Appliances/Equipment Utilities and Telecommunications Metal Fabrication Well Drilling Demolition and Salvage Drain Cleaning/Snaking All Areas Closets Doors & Gates Specialty Sanitation System/Side Sewers Steel Erectors Active licenses Expired Suspended Inactive All statuses Name A–Z Name Z–A View all 6 contractors → Built from Washington State L&I public records, updated Aug 13, 2026. No star ratings or reviews — verification only.