The 10 Best Plumbing Companies in Washington — 2026

We compared all 857 plumbing companies in Washington on the data that matters: services offered, posted hours, and how easy each one is to reach. No pay-to-play — this ranking comes straight from the listings data, updated November 2026.

#1 · Roto-Rooter Plumbing & Water CleanupOlympia Drain service

(360) 742-5301 Website View listing

#2 · Stollwerck Plumbing LlcMukilteo

(425) 374-3909 Website View listing

#3 · Spartan Plumbing ServicesTacoma

(253) 655-9925 Website View listing

#4 · Rescue Plumbing LlcMoses Lake

(509) 766-7577 Website View listing

#5 · Kirsten Pipe CompanySeattle

(206) 264-2966 Website View listing

#6 · Seatown Electric Plumbing Heating And AirMukilteo

(360) 564-0765 Website View listing

#7 · Water Doctor Of WashingtonChehalis

(360) 748-6393 Website View listing

#8 · Walt's PlumbingBellevue

(425) 747-5363 Website View listing

#9 · Rooter-pal Plumbing, LlcKirkland Drain service

(425) 222-2022 Website View listing

#10 · Van's Plumbing And Electric, Inc.Lynden

(360) 354-2171 Website View listing

Run one of these businesses? You earned this spot — email contact@plumbingatlas.com for your free “Top Plumbing Companies in Washington” badge to put on your site, and we’ll make sure your listing stays accurate.
How we rank: every listing earns points for listed services (drain service, water heaters, sewer service, emergency service), posted hours, and working contact details. The ranking is recalculated with every data update.