Best Licensed Plumbers in Stanwood, WA

10 plumbers companies registered in Stanwood 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.Olson Plumbing LLC

   ✓ L&I License #OLSONPL773B5 — verify at state registryInsured — Ohio Security Ins CoBonded — $15,000

   Verified

   August 12, 2026

   Phone

   +14255040224

2. 2.A-1 Drilling & Digging Inc.

   ✓ L&I License #1DRILDD786CQ — verify at state registryInsured — Ohio Cas Ins CoBonded — $6,000

   Verified

   August 12, 2026

   Phone

   +13606528333

3. 3.Alpine Plumbing Services Inc.

   ✓ L&I License #ALPINPS785D2 — verify at state registryInsured — Country Mutual Ins CoBonded — $6,000

   Verified

   August 12, 2026

   Phone

   +13609392424

4. 4.Elemental Plbg/fire Protec LLC

   ✓ L&I License #ELEMEPP750M8 — verify at state registryInsured — Federated Mutual Ins CoBonded — $6,000

   Verified

   August 12, 2026

   Phone

   +14255307168

5. 5.Hansen Plumbing LLC

   ✓ L&I License #HANSEPL786L7 — verify at state registryInsured — State Farm Fire & Cas CoBonded — $6,000

   Verified

   August 12, 2026

   Phone

   +14253272044

6. 6.Klett Plumbing Inc.

   ✓ L&I License #KLETTPI795OC — verify at state registryInsured — Federated Mutual Ins CoBonded — $6,000

   Verified

   August 12, 2026

   Phone

   +13603879190

7. 7.Lakewood Plumbing/mechncal Inc.

   ✓ L&I License #LAKEWPI793NR — verify at state registryInsured — Obisidian Insurance CompanyBonded — $6,000

   Verified

   August 12, 2026

   Phone

   +13606525136

8. 8.Madrona Beach Plumbing LLC

   ✓ L&I License #MADROBP792MN — verify at state registryInsured — Federated Mutual Ins CoBonded — $6,000

   Verified

   August 12, 2026

   Phone

   +14252630258