Plumbing contractors licensed in Washington — page 6 of 7
2,024 companies with an active plumbing contractor license.
| Place | Contractor | License | Specialty | Expires |
|---|---|---|---|---|
| Spokane Valley, WA | RED & BLUE LINE PLUMBING LLC | REDBLBL786PS | Residential | Oct 10, 2026 |
| Sedro Woolley, WA | RED BEARD PLUMBING LLC | REDBEBP758QK | Residential | Nov 14, 2027 |
| Renton, WA | RED CEDAR PLBG & DRAIN CLN LLC | REDCECP747K8 | Journey level | May 27, 2028 |
| Sedro Woolley, WA | RED DOG PLUMBING LLC | REDDODP786RA | Journey level | Dec 13, 2026 |
| Puyallup, WA | RED HAWK FIRE PROTECTION LLC | REDHAHF772DP | Backflow specialty | Jun 9, 2027 |
| Bremerton, WA | RED'S ELECTRIC MOTORS INC | REDSEEM799OC | Pump & irrigation | Jan 28, 2027 |
| Lynnwood, WA | REDI-FLO PLUMBING LLC | REDIFPL761BJ | Residential | Jan 12, 2028 |
| Black Diamond, WA | REDLINE MECHANICAL | REDLIM*790MK | Journey level | Jul 8, 2027 |
| Redmond, WA | REDWOOD BACKFLOW | REDWOB*794PL | Backflow specialty | Oct 21, 2027 |
| Seattle, WA | REDWORKS PLUMBING INC | REDWOWP774RM | Residential | Dec 14, 2027 |
| Arlington, WA | REECEBO PLBG, HTG & SEWER LLC | REECEPH757O3 | Journey level | Sep 23, 2027 |
| Damascus, OR | REEL FAST PLUMBING COMPANY | REELFFP756PB | Journey level | Oct 2, 2027 |
| Gig Harbor, WA | REEL PLUMBING SOLUTIONS LLC | REELPPS754MB | Residential | Jul 2, 2027 |
| Loon Lake, WA | REFLECTION PLUMBING LLC | REFLEPL791OG | Residential | Nov 1, 2027 |
| Snohomish, WA | Regulators Plumbing LLC | REGULPL794RN | Residential | Dec 18, 2027 |
| Yelm, WA | REICHELZ PLUMBING LLC | REICHPL749NL | Journey level | Aug 13, 2028 |
| Camano Island, WA | REIGN NW PLUMBING LLC | REIGNNP776J4 | Journey level | May 16, 2027 |
| Gig Harbor, WA | RELIABLE PLUMBING SOLUTION LLC | RELIAPS782JH | Journey level | Apr 16, 2028 |
| Sequim, WA | RELIANCE PLUMBING LLC | RELIAPL747C4 | Residential | Feb 24, 2028 |
| Charlotte, NC | RENUITY | RENUI**752O6 | Journey level | Oct 28, 2027 |
| Renton, WA | REPIPE MASTERS | REPIPM*797RZ | Journey level | Jan 7, 2028 |
| Vancouver, WA | REPIPE PLUMBING SOLUTIONS LLC | REPIPPS773KA | Journey level | May 1, 2027 |
| North Hollywood, CA | REPIPE SPECIALISTS LLC | REPIPSL789NC | Journey level | Aug 26, 2028 |
| Selah, WA | RES-COM SERVICES LLC | RESCOSL785LP | Journey level | Jun 29, 2028 |
| Moses Lake, WA | RESCUE PLUMBING LLC | RESCUPL794MT | Journey level | Aug 1, 2027 |
| Memphis, TN | RESCUE ROOTER | RESCUR*783BO | Journey level | Feb 2, 2028 |
| University Place, WA | RESICON LLC | RESICL*793O4 | Residential | Sep 13, 2027 |
| Marysville, WA | RESOLUTION PLUMBING | RESOLP*795OC | Journey level | Oct 12, 2027 |
| Yacolt, WA | RESOLUTION PLUMBING LLC | RESOLPL762DD | Journey level | Mar 4, 2028 |
| Covington, WA | RETROFIT PLUMBING LLC | RETROPL792N5 | Journey level | Aug 20, 2027 |
| Spokane, WA | REUBEN'S PLUMBING LLC | REUBEPL765CB | Residential | Feb 5, 2028 |
| Benton City, WA | REV1 MECHANICAL LLP | REV1MML780JR | Journey level | May 4, 2028 |
| Shelton, WA | REVISION PLUMBING LLC | REVISPL762D5 | Residential | Mar 27, 2028 |
| Spokane, WA | REVIVAL PLUMBING LLC | REVIVPL756QL | Journey level | Nov 4, 2027 |
| Buckley, WA | REVIVAL PLUMBING SOLUTIONS LLC | REVIVPS761MW | Journey level | Jul 22, 2028 |
| Burien, WA | REY'S PLUMBING&MECHANICAL LLC | REYSPPL795OO | Residential | Mar 11, 2028 |
| Graham, WA | REYNOLDS CUSTOM PLUMBING LLC | REYNOCP797RG | Journey level | Jan 11, 2028 |
| Coupeville, WA | RH DRILLING & SERVICES INC | RHDRIDS789CQ | Pump & irrigation | Nov 29, 2027 |
| Ferndale, WA | RICHARDS PLUMBING SERVICE | RICHAPS786MF | Journey level | Jun 29, 2028 |
| Lake Stevens, WA | RICHTER PLUMBING LLC | RICHTPL763JE | Residential | Apr 3, 2028 |
| Graham, WA | RICK THE PLUMBER & CO INC | RICKPPC7944B | Residential | Jul 12, 2027 |
| Olalla, WA | RICK WILSON PLUMBING LLC | RICKWWP787D2 | Journey level | May 9, 2028 |
| Olympia, WA | RIDGECREEK PLUMBING LLC | RIDGEPL794OB | Journey level | Aug 24, 2027 |
| Dufur, OR | RIDGELINE PLUMBING | RIDGEP*783K3 | Journey level | Jun 10, 2028 |
| Bellevue, WA | RIDGID PLBG & DRN SRVS LLC | RIDGIPD793M2 | Residential | Sep 15, 2027 |
| Kennewick, WA | RIGGLE PLUMBING INCORPORATED | RIGGLPI795MK | Journey level | Jul 28, 2027 |
| Tacoma, WA | RIGHT DIRECTION PLUMBING LLC | RIGHTDP753NE | Journey level | Aug 5, 2027 |
| Caldwell, ID | RIGHT NOW HEATNG CLNG/PLBG LLC | RIGHTNH779D8 | Journey level | Apr 18, 2027 |
| Sedro Woolley, WA | RIGHT WAY PLBG HTG & A/C INC | RIGHTWP796NW | Journey level | Oct 5, 2027 |
| Burien, WA | RIGHT WAY PLUMBING LLC | RIGHTWP785K3 | Journey level | Jun 3, 2028 |
| Forest Grove, OR | RIGID PLUMBING INC | RIGIDPI782DA | Journey level | Feb 17, 2028 |
| Spokane, WA | RIPLEYS PLUMBING INC | RIPLEPI799O2 | Journey level | Jan 10, 2028 |
| Friday Harbor, WA | RIPTIDE PLUMBING, LLC | RIPTIPL755DK | Residential | Mar 3, 2027 |
| Sumner, WA | RISER PLUMBING & DRAIN | RISERPD774OG | Residential service | Sep 20, 2027 |
| Ravensdale, WA | RITTER PLUMBING AND MECH LLC | RITTEPM787D8 | Journey level | Mar 25, 2028 |
| Federal Way, WA | RIVAS PLUMBING LLC | RIVASPL761P5 | Journey level | Jan 29, 2027 |
| Spokane, WA | RIVERFRONT PLUMBING LLC | RIVERPL797OO | Residential | Oct 11, 2027 |
| Battle Ground, WA | RIVERSIDE PLUMBING LLC | RIVERPL792RD | Residential | Nov 30, 2027 |
| Vancouver, WA | RJ PLUMBING SERVICES LLC | RJPLUPS797M8 | Residential | Jul 27, 2028 |
| Spokane, WA | RJC Compliance LLC | RJCCOCL752QQ | Journey level | Dec 1, 2027 |
| Mount Vernon, WA | RMI PLUMBING LLC | RMIPLPL769BW | Journey level | Jan 30, 2028 |
| Bremerton, WA | ROBEDEAU PLUMBING & SEWER SERV | ROBEDPS774JF | Journey level | Apr 10, 2027 |
| Graham, WA | ROBERT THE PLMBR & HVAC 2 LLC | ROBERPH740U7 | Residential | Mar 27, 2028 |
| Mount Vernon, WA | ROBERT'S PLBG/HM IMPR SVCS INC | ROBERPI773DF | Residential | Mar 13, 2027 |
| Yakima, WA | Robinson Drilling & Dev, Inc. | ROBINDD781RH | Pump & irrigation | Dec 2, 2026 |
| Everett, WA | ROBINSON PLUMBING INC | ROBINPI796O7 | Journey level | Oct 7, 2027 |
| Silverdale, WA | ROBISON MECHANICAL INC | ROBISMI795PG | Journey level | Nov 18, 2027 |
| Bremerton, WA | ROBISON PLUMBING SERVICE INC | ROBISPS793MF | Journey level | Jul 2, 2027 |
| Lynnwood, WA | ROBSON COMPANY INC, THE | ROBSOCI797RZ | Journey level | Dec 1, 2027 |
| Boistfort, WA | ROCK CREEK LLC | ROCKCCL770NH | Journey level | Aug 8, 2027 |
| Entiat, WA | ROCK WELL WATER SYSTEMS & PMPS | ROCKWWW782KC | Pump & irrigation | Sep 27, 2027 |
| Shelton, WA | ROCKET PLUMBING | ROCKEP*780BR | Residential | Feb 16, 2028 |
| Burien, WA | ROCKVIEW PLUMBING | ROCKVP*775KE | Journey level | May 8, 2027 |
| Liberty Lake, WA | ROCKY HILL PLUMBING LLC | ROCKYHP778P4 | Journey level | May 13, 2028 |
| Oak Harbor, WA | ROCKY POINT PLUMBING & MAINT | ROCKYPP787LP | Residential | Jul 1, 2028 |
| Lake Stevens, WA | RODRIGUEZ PLUMBING LLC | RODRIPL786BU | Residential | Apr 23, 2028 |
| Everett, WA | ROMANS PLUMBING LLC | ROMANPL744MM | Residential | Jul 16, 2028 |
| Bothell, WA | ROOSTER'S PLUMBING | ROOSTP*745JW | Residential | Apr 24, 2028 |
| Kirkland, WA | ROOTER PAL PLUMBING LLC | ROOTEPP791MB | Journey level | Jul 1, 2027 |
| Roy, WA | ROOTER TECH LLC | ROOTETL790NB | Journey level | May 18, 2027 |
| Tacoma, WA | ROOTER-MAN | ROOTE**792MT | Journey level | Aug 12, 2027 |
| Montesano, WA | ROSENBACH PLUMBING INC | ROSENPI790P8 | Journey level | Dec 16, 2027 |
| Orting, WA | ROSSCO PIPEFITTERS LLC | ROSSCPL788B7 | Residential | Feb 23, 2028 |
| Yakima, WA | ROSSCO PLUMBING | ROSSCP*790ON | Journey level | Oct 7, 2027 |
| Vancouver, WA | ROSSCO PLUMBING LLC | ROSSCPL76379 | Journey level | Oct 29, 2026 |
| Phoenix, AZ | ROTO PRO WA LLC | ROTOPPW741DK | Journey level | Mar 27, 2028 |
| Lewiston, ID | ROTO ROOTER SERVICE | ROTORRS7924K | Journey level | Jul 7, 2027 |
| Cincinnati, OH | ROTO ROOTER SERVICES CO | ROTORRS792MK | Journey level | Feb 17, 2028 |
| Spirit Lake, ID | ROTO-ROOTER PLBG & WTR CLNP | ROTORPW76621 | Journey level | Jun 3, 2028 |
| Pasco, WA | ROTO-ROOTER SERVICE | ROTORS*798MT | Journey level | Aug 13, 2027 |
| Vancouver, WA | ROTSCHY INC | ROTSCI*792NP | Journey level | Aug 13, 2027 |
| Eatonville, WA | ROYAL FLUSH PLUMBING LLC | ROYALFP754DO | Journey level | Mar 19, 2027 |
| Eatonville, WA | ROYAL FLUSH PLUMBING LLC | ROYALFP787R1 | Residential | Dec 21, 2026 |
| Federal Way, WA | ROYAL FLUSH SERVICES LLC | ROYALFS777MS | Residential | Jul 17, 2027 |
| Vancouver, WA | RPI Plumbing & Fire Inc | RPIPLPF775NU | Journey level | Sep 7, 2027 |
| Kennewick, WA | RT PLUMBING LLC | RTPLUPL759M5 | Journey level | Aug 4, 2027 |
| Gambrills, MD | RTS WATER SOLUTIONS LLC | RTSWAWS780RZ | Journey level | Apr 19, 2027 |
| Clinton, WA | RUBY PLUMBING LLC | RUBYPPL742MT | Residential | Aug 6, 2028 |
| Issaquah, WA | RUDY'S PLUMBING INC | RUDYSPI786DM | Residential | Mar 11, 2028 |
| Seattle, WA | RUSH PLUMBING INC | RUSHPPI783D8 | Journey level | May 13, 2028 |
| Vancouver, WA | RUSSELL & SONS PLUMBING INC | RUSSESP794MA | Journey level | Jul 1, 2027 |
| Bellingham, WA | RYAN THE PLUMBER LLC | RYANPPL762LS | Journey level | Jun 10, 2028 |
| Edmonds, WA | RYAN'S CUSTOM PLUMBING INC | RYANSCP772PW | Residential | Oct 19, 2027 |
| Puyallup, WA | S SHARP PLUMBING LLC | SSHARSP791RG | Journey level | Mar 1, 2028 |
| Seattle, WA | S T S REMODELING CORP | STSRETS780OR | Journey level | Sep 14, 2028 |
| Wenatchee, WA | SADDLEROCK PLBG & MECH LLC | SADDLPM781DC | Journey level | Apr 22, 2028 |
| Seattle, WA | SAFE & SOUND PLUMBING LLC | SAFESSP785LH | Journey level | Jun 8, 2028 |
| Nashville, TN | SAFE STEP WALK IN TUB LLC | SAFESSW773D9 | Residential | Sep 10, 2028 |
| Alexandria, VA | SageWater, LLC | SAGEWL*777JK | Journey level | Aug 31, 2027 |
| Ridgefield, WA | SAKRISSON PLUMBING LLC | SAKRIPL792RW | Journey level | Dec 15, 2027 |
| Seattle, WA | SALISH PLUMBING CO PLLC | SALISPC788OM | Residential | Sep 19, 2028 |
| Spokane Valley, WA | SALT OF THE EARTH INC | SALTE*E762B4 | Journey level | Jan 25, 2028 |
| Deer Park, WA | SAM'S PLUMBING & HEATING | SAMSPPH743TQ | Journey level | Feb 18, 2028 |
| Bremerton, WA | SAN GIL & CO LLC | SANGIGC776PZ | Residential | Oct 9, 2027 |
| Friday Harbor, WA | SAN JUAN HEATING LLC | SANJUJH757N8 | Journey level | Aug 27, 2027 |
| Trout Lake, WA | SANDFORD PLUMBING & CONST LLC | SANFOPC762QE | Residential | Nov 5, 2026 |
| Kent, WA | SANDOVAL PLUMBING LLC | SANDOPL771M1 | Journey level | Jul 21, 2027 |
| Olympia, WA | SANITARY PLUMBING & HEATNG INC | SANITPH779JR | Journey level | Apr 20, 2027 |
| Graham, WA | SANTECH PLUMBING LLC | SANTEPL744CF | Residential | Feb 6, 2028 |
| Vancouver, WA | SARKINEN PLUMBING INC | SARKIPI797PL | Journey level | Jan 6, 2028 |
| Rathdrum, ID | SAWYER PLUMBING LLC | SAWYEPL785K6 | Journey level | Jun 15, 2028 |
| Carbonado, WA | SC MECHANICAL LLC | SCMECML788BR | Journey level | Mar 16, 2028 |
| Battle Ground, WA | SCHLECHT PLUMBING INC | SCHLEPI798OA | Journey level | Jan 26, 2027 |
| Saint Paul, OR | SCHNEIDER EQUIPMENT, INC. | SCHNEEI783KC | Pump & irrigation | Apr 25, 2028 |
| Goldendale, WA | SCHRODER'S WELL DRILLING LLC | SCHROWD781DS | Domestic pump | Apr 24, 2027 |
| Bonney Lake, WA | SCHULTE PLUMBING LLC | SCHULPL787JN | Journey level | Apr 14, 2028 |
| Post Falls, ID | SCOTT'S PLUMBING LLC | SCOTTPL785CW | Journey level | Feb 2, 2028 |
| Tacoma, WA | SCOTTCO PLUMBING INC | SCOTTPI796NK | Journey level | Aug 12, 2027 |
| Oak Harbor, WA | SCOTTIE'S PLMBG & REPAIR INC | SCOTTPR793NR | Journey level | Aug 17, 2027 |
| Oak Harbor, WA | SCOTTIE'S PLUMBING LLC | SCOTTPL743N4 | Residential | Aug 31, 2028 |
| Spokane, WA | SD PLUMBING LLC | SDPLUPL750RR | Journey level | Dec 19, 2027 |
| Kent, WA | SEA DOG PLUMBING INC | SEADODP751L3 | Journey level | Aug 25, 2027 |
| Pacific Beach, WA | SEABROOK CONSTRUCTION CO LLC | SEABRCC779LG | Residential | Jun 13, 2027 |
| Sequim, WA | SEAGREEN PLUMBING LLC | SEAGRPL794MB | Journey level | Jul 13, 2027 |
| Wenatchee, WA | SEAL PLUMBING LLC | SEALPPL793NQ | Journey level | Apr 20, 2028 |
| Mukilteo, WA | SEATOWN ELECTRIC HTG&AIR LLC | SEATOEH7618M | Journey level | Nov 25, 2026 |
| Tacoma, WA | SEATTLE TAC OLY PLBG STOP INC | SEATTTO797NZ | Journey level | Aug 2, 2027 |
| Shoreline, WA | SEATTLE'S BEST PLUMBING CO LLC | SEATTBP789B7 | Residential | Apr 4, 2028 |
| Federal Way, WA | SEAWAVE PLUMBING LLC | SEAWAPL775N1 | Journey level | Aug 21, 2027 |
| Ellensburg, WA | Secure Plumbing & Htg Serv LLC | SECURPH783PC | Residential | Oct 3, 2028 |
| Vancouver, WA | SEEKINS PLUMBING LLC | SEEKIPL781QC | Residential | Nov 3, 2026 |
| Battle Ground, WA | SEPPALA PLUMBING NW LLC | SEPPAPN775KA | Journey level | May 25, 2027 |
| Sequim, WA | SEQUIM PLUMBING INC | SEQUIPI774B4 | Journey level | Jan 24, 2027 |
| Poulsbo, WA | SERVAL PLUMBING INC | SERVAP*748K2 | Journey level | May 27, 2028 |
| Lynnwood, WA | SERVICE PLUMBING & HEATING iNC | SERVIPH797NR | Journey level | Nov 3, 2027 |
| Tacoma, WA | SERVICE PLUMBING & ROOTER LLC | SERVIPR753JM | Residential | Apr 14, 2027 |
| Portland, OR | SERVICE PLUS PLUMBING LLC | SERVIPP797OA | Journey level | Aug 24, 2027 |
| Vancouver, WA | SERVICE PRO PLUMBING | SERVIPP794MO | Journey level | Nov 2, 2027 |
| Yacolt, WA | SERVICE SOURCE PLUMBING LLC | SERVISP794OC | Journey level | Dec 21, 2027 |
| Longview, WA | SESSIONS PLUMBING/HEATING, INC | SESSIPI792MF | Journey level | Jul 19, 2027 |
| Tenino, WA | SETTING THE STANDARD PLMB/HVAC | SETTISP742C7 | Residential | Feb 27, 2028 |
| Walla Walla, WA | Settle In Construction LLC | SETTLCL775J6 | Journey level | May 8, 2027 |
| Snohomish, WA | SETZER PLUMBING | SETZEP*790NU | Journey level | Apr 4, 2028 |
| Seatac, WA | SHALOM PLUMBING LLC | SHALOPL773D7 | Residential | Apr 7, 2027 |
| Yakima, WA | Shane's Diversified Pump SVC | SHANEDP780C4 | Pump & irrigation | Feb 8, 2028 |
| Enumclaw, WA | SHARP PLUMBING LLC | SHARPPL782DS | Residential | May 23, 2028 |
| Spokane, WA | SHAW PLUMBING HEATING & A/C | SHAWPPH76466 | Journey level | Sep 26, 2028 |
| Chelan, WA | SHAW PLUMBING INC | SHAWPPI785BQ | Journey level | Jan 28, 2028 |
| Marysville, WA | SHELCO PLUMBING LLC | SHELCPL757DM | Residential | Mar 14, 2027 |
| Yakima, WA | SHEPHARD PLUMBING LLC | SHEPHPL791N6 | Journey level | Oct 1, 2027 |
| Tacoma, WA | SHIELD PLUMBING & REMODEL | SHIELPR750LK | Residential | Jun 2, 2027 |
| Washougal, WA | SHIELD PLUMBING LLC | SHIELPL740L9 | Journey level | Jun 29, 2028 |
| Kent, WA | SHINN MECHANICAL INC | SHINNMI792MF | Journey level | Jul 2, 2027 |
| Spokane, WA | SHIPPS PLUMBING | SHIPPP*744J4 | Residential | Apr 24, 2028 |
| Pasco, WA | SIERRA PLUMBING INC | SIERRPI795O9 | Journey level | Sep 8, 2027 |
| Silvana, WA | SILVANA PLUMBING LLC | SILVAPL792MK | Journey level | Jul 9, 2027 |
| Puyallup, WA | SILVER 2 GOLD PLUMBING LLC | SILVE2G796NQ | Journey level | Aug 23, 2027 |
| Silverdale, WA | SILVERDALE PLUMBING/HEATNG INC | SILVEPI792MB | Journey level | Dec 21, 2027 |
| Kennewick, WA | SILVERLINE PLUMBING SERVICES | SILVEPS793NR | Journey level | Aug 17, 2027 |
| Renton, WA | SILVERSTAR PLUMBING LLC | SILVEPL795P8 | Journey level | Oct 14, 2027 |
| Tacoma, WA | SIMBA SOLUTIONS CO LLC | SIMBASC751K8 | Residential | Jun 20, 2027 |
| Port Angeles, WA | SIMON MONEY'S PLUMBING SER LLC | SIMONMP781CM | Journey level | Jul 18, 2028 |
| Seattle, WA | SIMPLE PLUMBER LLC | SIMPLPL797MF | Journey level | Aug 5, 2027 |
| Seattle, WA | SIMPLE SOLUTIONS INC | SIMPLSI776CZ | Journey level | Feb 9, 2027 |
| Camas, WA | SIMPSON PLUMBING LLC | SIMPSPL796NR | Journey level | Oct 4, 2027 |
| Snohomish, WA | SJ TEDDY PLUMBING CNTRTRS LLC | SJTEDTP790MN | Journey level | Jul 13, 2027 |
| Seattle, WA | SJS MECHANICAL SERVICES LLC | SJSMEMS797MG | Journey level | Jul 19, 2027 |
| Sedro Woolley, WA | SKAGIT PLUMBING | SKAGIP*792NR | Journey level | Oct 29, 2027 |
| Warden, WA | SKONE IRRIGATION INC | SKONEII777BL | Pump & irrigation | Jan 10, 2027 |
| Tualatin, OR | SKY HEATING & AIR COND LLC | SKYHEHA747O4 | Journey level | Sep 24, 2028 |
| Everett, WA | SKY VALLEY PLUMBING INC | SKYVAVP784NB | Residential | Jun 28, 2027 |
| Lynnwood, WA | SKYLAR PLUMBING LLC CO | SKYLAPL792MK | Residential | Jul 8, 2027 |
| Lynnwood, WA | SKYVIEW PLUMBING LLC | SKYVIPL750JN | Residential | Apr 15, 2027 |
| Renton, WA | SKYWAY PLUMBING INC | SKYWAPI797RZ | Journey level | Nov 30, 2027 |
| Sedro Woolley, WA | SLATTZ LLC | SLATTL*773BQ | Journey level | Jan 30, 2027 |
| Spokane, WA | SLOAN'S PLUMBING INC | SLOANPI791MB | Journey level | Feb 28, 2028 |
| Renton, WA | SMART PLUMBING SOLUTIONS LLC | SMARTPS786PK | Journey level | Oct 12, 2028 |
| Plainfield, IL | SMART WATER EXPERTS | SMARTWE782KP | Journey level | Aug 2, 2028 |
| Spokane, WA | SMITH BROTHERS PLUMBING INC | SMITHBP796QN | Journey level | Nov 22, 2027 |
| Tacoma, WA | SMITH FIRE SYSTEMS INC | SMITHFS748DP | Backflow specialty | Mar 17, 2028 |
| Bellingham, WA | SMITH PLUMBING INC | SMITHPI780DZ | Residential | Apr 7, 2028 |
| Walla Walla, WA | SNAKE RIVER PLUMBING INC | SNAKERP765NK | Journey level | Aug 12, 2028 |
| Colbert, WA | SNAPPY PLUMBING & HEATING LLC | SNAPPPH782NC | Journey level | Aug 30, 2028 |
| Snoqualmie, WA | SNOFALLS PLUMBING LLC | SNOFAPL754BW | Journey level | Jan 16, 2027 |
| Bonney Lake, WA | SNOOPS PLUMBING LLC | SNOOPPL787BQ | Residential | Apr 11, 2028 |
| North Bend, WA | SNOQUALMIE VALLEY MECH LLC | SNOQUVM795RD | Journey level | Nov 19, 2027 |
| Ethel, WA | SOFICH PLUMBING LLC | SOFICPL742NU | Journey level | Aug 31, 2028 |
| Kennewick, WA | SOFT WATER SPECIALISTS LLC | SOFTWWS763N2 | Journey level | Aug 22, 2028 |
| Spokane, WA | SOLID ROCK PLUMBING LLC | SOLIDRP760MC | Journey level | Jul 8, 2028 |
| Puyallup, WA | SOLUTIONS PLUMBING LLC | SOLUTPL796MK | Residential | Mar 22, 2028 |
| Spokane, WA | SONLIGHT PLUMBING LLC | SONLIPL742NL | Residential | Aug 13, 2028 |
| Seattle, WA | SOREANO PLUMBING SERVICE | SOREAPS747MU | Journey level | Jul 31, 2028 |
| Lynnwood, WA | SOS PLUMBING AND EMERGENCY SRV | SOSPLPE764MZ | Residential | Jul 24, 2028 |
| Bothell, WA | SOUND PLUMBING AND HEATING INC | SOUNDPH795O9 | Journey level | Dec 21, 2027 |
| Lacey, WA | SOUND ROOTER & PLUMBING LLC | SOUNDRP793MB | Journey level | Jan 15, 2028 |
| Everett, WA | SOUND WATERWORKS LLC | SOUNDWL792RZ | Residential | Apr 14, 2028 |
| Seattle, WA | SOUNDER PLUMBING LLC | SOUNDPL776P6 | Residential | Nov 14, 2027 |
| Renton, WA | SOUTH WEST PLBG & WTRHTRS LLC | SOUTHWP798OW | Journey level | Aug 31, 2027 |
| Greenbank, WA | SOUTH WHIDBEY PLUMBING HTG INC | SOUTHWP770NZ | Journey level | Aug 9, 2027 |
| Garden Grove, CA | SOUTHLAND INDUSTRIES | SOUTHI*761JE | Journey level | Apr 24, 2028 |
| Tacoma, WA | SPARTAN SERVICES INC | SPARTSI747NU | Journey level | Aug 31, 2028 |
| Tacoma, WA | SPARTAN SERVICES INC | SPARTSI794OC | Residential | Jan 6, 2028 |
| Maple Falls, WA | SPECIAL T PLUMBING & SERVICES | SPECITP795MG | Journey level | Jul 16, 2027 |
| Shelton, WA | SPECIALIZED SERVICES LLC | SPECISL760NR | Journey level | Aug 19, 2028 |
| Mountlake Terrace, WA | SPECIALTY PLUMBING & HTG INC | SPECIPH783QT | Journey level | Nov 30, 2026 |
| Snohomish, WA | Specialty Pump & Plumbing Inc | SPECIPP776K2 | Journey level | Oct 17, 2026 |
| Spokane, WA | SPECIALTY PUMP SERVICE INC | SPECIPS780DS | Pump & irrigation | Mar 10, 2028 |
| Bellingham, WA | SPECTRUM PLUMBING AND HEATING | SPECTPH786LP | Journey level | Jun 10, 2028 |
| Edmonds, WA | SPENCER HOME SOLUTIONS LLC | SPENCHS796NE | Journey level | Aug 23, 2027 |
| Issaquah, WA | SPENCER'S EASTSIDE PLBG LLC | SPENCEP782L4 | Residential | Nov 19, 2027 |
| Spokane, WA | SPOKANE WATER HEATER LLC | SPOKAWH757RB | Residential | Jan 5, 2028 |
| Woodinville, WA | SPRINGER PLUMBING | SPRINP*741UC | Residential | Jun 5, 2028 |
| Otis Orchards, WA | ST SOLUTIONS LLC | STSOLSL762QQ | Journey level | Nov 18, 2026 |
| Rathdrum, ID | ST. JOSEPH'S HEATING & PLMBNG | STJOSJH762RR | Journey level | Dec 19, 2026 |
| Stevensville, MT | STACK COMMERCIAL LLC | STACKCL760KM | Journey level | May 14, 2028 |
| Chelan, WA | STACKHOUSE PLUMBING LLC | STACKPL741NK | Residential | Aug 12, 2028 |
| Lynnwood, WA | STAK'S PLUMBING LLC | STAKSPL762LO | Residential | Jun 20, 2028 |
| Troutdale, OR | STAN THE HOT WATER MAN | STANHHW751D4 | Journey level | May 6, 2027 |
| Carnation, WA | STANTON PLUMBING INC | STANTPI788JH | Residential | Apr 8, 2028 |
| Lake Stevens, WA | STARS AND STRIPES PLUMBING LLC | STARSSP762L8 | Journey level | Jul 3, 2028 |
| Lacrosse, WA | STARTIN'S REPAIR INC | STARTRI784KC | Pump & irrigation | Sep 7, 2027 |
| Yacolt, WA | STATE LINE PLUMBING LLC | STATELP762BR | Journey level | Jan 19, 2028 |
| Kent, WA | STATE MECHANICAL COMPANY | STATEMC791NL | Journey level | Aug 26, 2027 |
| Algona, WA | STATE PLUMBING LLC | STATEPL783OM | Residential | Sep 14, 2028 |
| Port Angeles, WA | STEADFAST PLUMBING SERVICES | STEADPS783PP | Journey level | Oct 17, 2028 |
| Shelton, WA | STEPHENS PLUMBING LLC | STEPHPL783KC | Residential | Jun 13, 2028 |
| Port Angeles, WA | STEVE ANDERSON PLUMBING INC | STEVEAP795O9 | Residential | Nov 14, 2027 |
| Tacoma, WA | STEVE FRANICH PLUMBING LTD | STEVEFP790O9 | Residential | Oct 12, 2027 |
| Seattle, WA | STEVE GABLER PLUMBING LLC | STEVEGP760N2 | Journey level | Aug 23, 2028 |
| Lynnwood, WA | STEVE'S PLUMBING LLC | STEVEPL791MA | Journey level | Sep 5, 2027 |
| Clinton, WA | STEVE'S SOUTHSIDE PLUMBING LLC | STEVESP778C2 | Journey level | Jan 30, 2028 |
| Port Orchard, WA | Steves Pump & Well Service INC | STEVEPW780RN | Pump & irrigation | Jan 23, 2027 |
| Brush Prairie, WA | STEWART MECHANICAL INC | STEWAMI798MW | Journey level | Aug 11, 2027 |
| Des Moines, WA | STEWIE'S FIRE PROTECTION LLC | STEWIFP753JH | Backflow specialty | Apr 8, 2027 |
| Cashmere, WA | STILLWATERS PLUMBING | STILLP*786KF | Residential | May 5, 2028 |
| Silverdale, WA | STIRRETT-JOHNSEN INC | STIRRI*791NE | Journey level | Jul 26, 2027 |
| Tahuya, WA | STITES PLUMBING LLC | STITEPL747MH | Residential | Jul 15, 2028 |
| Seattle, WA | STOIC PLUMBING LLC | STOICPL751BH | Journey level | May 15, 2027 |
| Mukilteo, WA | Stollwerck Plumbing LLC | STOLLPL780CJ | Journey level | Feb 28, 2028 |
| Camano Island, WA | STR PLUMBING SERVICES LLC | STRPLPS742JC | Journey level | Apr 3, 2028 |
| Lake Tapps, WA | STREAMLINE GENERAL CONST LLC | STREAGC751LF | Journey level | Jun 6, 2027 |
| Renton, WA | STRICKLAND PLUMBING LLC | STRICPL750MH | Residential | Jul 8, 2027 |
| Spokane, WA | STURM HEATING & A/C | STURMHC782JE | Journey level | Mar 29, 2028 |
| Bellingham, WA | SULLIVAN PLUMBING | SULLIP*755DJ | Residential | Mar 14, 2027 |
| Vancouver, WA | SUMMERSON PLUMBING INC | SUMMEPI781QC | Residential | Nov 7, 2026 |
| Saint Paul, MN | SUMMIT FIRE & SECURITY LLC | SUMMIFS741N4 | Backflow specialty | Sep 4, 2028 |
| Vancouver, WA | SUMMIT PLUMBING LLC | SUMMIPL796O7 | Residential | Apr 28, 2027 |
| Portland, OR | SUN GLOW INC | SUNGLGI741DP | Journey level | May 22, 2028 |
| Bothell, WA | SUNDANCE ENERGY SERVICES INC | SUNDAES745JB | Residential | Apr 2, 2028 |
| Kent, WA | SUNRISE PLUMBING | SUNRIP*794NT | Journey level | Jan 6, 2028 |
| Lacey, WA | SUNSET AIR INC | SUNSEAI790RC | Journey level | Jan 13, 2028 |
| Marysville, WA | SUPERIOR CUSTOM PLUMBING LLC | SUPERCP783DC | Residential | Mar 8, 2028 |
| Burien, WA | SUPERIOR PLUMBING AND HTG INC | SUPERPH795O9 | Residential | Oct 25, 2027 |
| Chattaroy, WA | SUPERIOR QUALITY HOMES LLC | SUPERQH773NZ | Journey level | Aug 10, 2027 |
| Kingston, WA | SUPREME PLUMBING COMPANY, LLC | SUPREPC783BJ | Journey level | Jan 11, 2028 |
| Vancouver, WA | SUPREME PLUMBING SERVICE | SUPREPS747K2 | Journey level | May 22, 2028 |
| Renton, WA | SVA PLUMBING LLC | SVAPLPL778MF | Journey level | Jul 18, 2027 |
| Kirkland, WA | SW1 PLUMBING & MECHANICAL LLC | SW1PLPM797O7 | Journey level | May 5, 2028 |
| Vancouver, WA | SWAT PLUMBING LLC | SWATPPL750CQ | Journey level | Feb 18, 2027 |
| Reardan, WA | SWEGLE PUMPS LLC | SWEGLPL789RW | Pump & irrigation | Apr 27, 2027 |
| Poulsbo, WA | SWIFT PLUMBING & HEATING INC | SWIFTPH794ND | Journey level | Jul 23, 2027 |
| Tacoma, WA | T & J'S PLUMBING CONNECTN LLC | TJSPLJP794OS | Journey level | Aug 31, 2027 |
| Vancouver, WA | T & S PLUMBING INC | TSPLUSP781NA | Journey level | Aug 15, 2028 |
| Bremerton, WA | T L C PLUMBING COMPANY | TLCPLLC764QO | Journey level | Dec 20, 2026 |
| Lynden, WA | T V K PLUMBING INC | TVKPLVK774BE | Residential | Jan 5, 2027 |
| Tacoma, WA | TACOMA PLBG/HTG INC | TACOMPI780LP | Journey level | Jun 17, 2028 |
| Tacoma, WA | TACOMA'S OWN PLUMBING SVS LLC | TACOMOP773QG | Journey level | Nov 7, 2027 |
| Spokane, WA | TACTICAL PLUMBING & PIPING LLC | TACTIPP791MK | Journey level | Jul 30, 2027 |
| Ocean Park, WA | TAFT PLUMBING & SEPTIC INC | TAFTPPS786L1 | Journey level | Sep 25, 2028 |
| Seattle, WA | TAJ PLUMBING LLC | TAJPLPL796PD | Residential | Nov 5, 2027 |
| Battle Ground, WA | TAPANI INC | TAPANI*753M5 | Journey level | Jul 25, 2027 |
| Battle Ground, WA | TAPANI PLUMBING INC | TAPANPI795MB | Journey level | Jul 12, 2027 |
| Woodland, WA | TARKKA PLUMBING | TARKKP*763RT | Journey level | Dec 30, 2026 |
| Spokane, WA | TAS MECHANICAL LLC | TASMEML746JF | Journey level | Apr 7, 2028 |
| Woodinville, WA | TAYLOR HTNG COOLING & PLUMBING | TAYLOHC747CE | Residential | Feb 12, 2028 |
| Lake Stevens, WA | TAYLOR'S PLMBNG SOLUTIONS LLC | TAYLOPS792NG | Residential | Aug 24, 2027 |
| Hayden, ID | TAYLORED PLUMBING LLC | TAYLOPL787QN | Journey level | Nov 8, 2026 |
| Kirkland, WA | TECH CITY PLUMBING & DRAIN LLC | TECHCCP785LP | Journey level | Jun 1, 2028 |
| Yacolt, WA | TECHNICAL PLUMBING INC | TECHNPI780DC | Journey level | Mar 14, 2028 |
| Irvine, CA | TEMCO LOGISTICS | TEMCOL*742LS | Journey level | Jun 9, 2028 |
| Battle Ground, WA | TERMINAL VELOCITY PLUMBING LLC | TERMIVP782JH | Journey level | Apr 1, 2028 |
| Burien, WA | TERRA INSTALL LLC | TERRAIL755RT | Residential | Jan 6, 2028 |
| Auburn, WA | THE BRIGHT PLUMBING CO LLC | BRIGHBP788DC | Residential | Feb 28, 2028 |
| Coeur D Alene, ID | THE CLOG DOCTOR | CLOGDCD761JR | Journey level | May 6, 2028 |
| Nine Mile Falls, WA | The Drain Specialists | DRAINDS756JG | Journey level | Apr 7, 2027 |
| Richland, WA | THE DRAIN SURGEON | DRAINDS785B6 | Residential | Feb 2, 2028 |
| Burlington, WA | THE GENERAL PLBG & SRVC CO LLC | GENERGP795O8 | Journey level | Apr 26, 2028 |
| Mukilteo, WA | THE JANES COMPANY, INC | JANESJC743DW | Journey level | Apr 6, 2028 |
| Millwood, WA | THE LOCAL GUYS PLB/DRN SER LLC | LOCALLG769B6 | Journey level | Jan 26, 2028 |
| Tacoma, WA | THE PLUMBING & DRAIN COMPANY | PLUMBPD764KU | Journey level | May 30, 2028 |
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.