Best Licensed Plumbers in West Richland, WA

8 plumbers companies registered in West Richland hold current L&I licenses, verified against official records as of August 12, 2026. The 8 companies below passed every verification check, ranked by insurance status and bond amount.

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1. 1.Atomic Plumbing And Mechanical

   ✓ L&I License #ATOMIPM795QN — verify at state registryInsured — HDI Global Insurance CompanyBonded — $6,000

   Verified

   August 12, 2026

   Phone

   +15094385333

2. 2.Elk Ridge Plumbing LLC

   ✓ L&I License #ELKRIRP797MG — verify at state registryInsured — Contractors Bonding & InsurancBonded — $6,000

   Verified

   August 12, 2026

   Phone

   +15098340738

3. 3.Fusion Plumbing LLC

   ✓ L&I License #FUSIOPL781NW — verify at state registryInsured — State Farm Fire & Cas CoBonded — $6,000

   Verified

   August 12, 2026

   Phone

   +15097920526

4. 4.Generations Trenchless LLC

   ✓ L&I License #GENERTL771OO — verify at state registryInsured — WESTERN NATIONAL MUTUAL INS COBonded — $6,000

   Verified

   August 12, 2026

   Phone

   +15094166755

5. 5.Mid-columbia Backflow LLC

   ✓ L&I License #MIDCOBL763P2 — verify at state registryInsured — Country Mutual Ins CoBonded — $6,000

   Verified

   August 12, 2026

   Phone

   +15092220734

6. 6.Northwest Rfrg Serv LLC

   ✓ L&I License #NORTHRS763PN — verify at state registryInsured — American Casualty Co of ReadinBonded — $6,000

   Verified

   August 12, 2026

   Phone

   +15095781414

7. 7.Piche Backflow Testing

   ✓ L&I License #PICHEBT772KE — verify at state registryInsured — Scottsdale Ins CoBonded — $6,000

   Verified

   August 12, 2026

   Phone

   +15095391703

8. 8.Precision Plumbing/supply Inc.

   ✓ L&I License #PRECIPI791NT — verify at state registryInsured — HDI Global Insurance CompanyBonded — $6,000

   Verified

   August 12, 2026

   Phone

   +15095213422