# Boiler/Steam Fit/Proc Piping contractors registered in Washington — contractor-wa

> 92 contractors are registered with L&I under the Boiler/Steam Fit/Proc Piping specialty; 46 are active.

## Boiler/Steam Fit/Proc Piping contractors in Washington

92 registrations carry the Boiler/Steam Fit/Proc Piping specialty — the 49th most common of the 68 trades with a page here. 46 are active today.

Of the 92 registrations in the Boiler/Steam Fit/Proc Piping specialty, **46**
are active. Among those active ones, **1** have no
current surety bond in L&I's file and **0** have
no current liability policy — the two things RCW 18.27 requires and that L&I
tells you to check before signing.

**10** are suspended right now, and
**26** have been suspended at some point without
being suspended today. The file records the date of a suspension, never its
reason. [What the statuses mean](/status.md).

### Where Boiler/Steam Fit/Proc Piping contractors are

| City | Registrations | Share |
|---|---|---|
| [Vancouver](/city/vancouver.md) | 4 | 4.3% |
| [Seattle](/city/seattle.md) | 4 | 4.3% |
| [Lynnwood](/city/lynnwood.md) | 2 | 2.2% |
| [Snohomish](/city/snohomish.md) | 2 | 2.2% |
| [Mukilteo](/city/mukilteo.md) | 2 | 2.2% |
| [Graham](/city/graham.md) | 2 | 2.2% |
| [Tacoma](/city/tacoma.md) | 2 | 2.2% |
| [Ellensburg](/city/ellensburg.md) | 2 | 2.2% |
| [Woodland](/city/woodland.md) | 1 | 1.1% |
| [Roy](/city/roy.md) | 1 | 1.1% |
| North Lakewood | 1 | 1.1% |
| [Arlington](/city/arlington.md) | 1 | 1.1% |
| [Kennewick](/city/kennewick.md) | 1 | 1.1% |
| [Spokane Valley](/city/spokane-valley.md) | 1 | 1.1% |
| [Kirkland](/city/kirkland.md) | 1 | 1.1% |
| [Poulsbo](/city/poulsbo.md) | 1 | 1.1% |
| [Puyallup](/city/puyallup.md) | 1 | 1.1% |
| [Silverdale](/city/silverdale.md) | 1 | 1.1% |
| [Newport](/city/newport.md) | 1 | 1.1% |
| [Maple Valley](/city/maple-valley.md) | 1 | 1.1% |
| [Monroe](/city/monroe.md) | 1 | 1.1% |
| [Kelso](/city/kelso.md) | 1 | 1.1% |

### Registered Boiler/Steam Fit/Proc Piping contractors

*Boiler/Steam Fit/Proc Piping, alphabetical*

| Business | Licence | City | Status | Bond | Insurance |
|---|---|---|---|---|---|
| A & A DRILLING SERVICE INC | [AADRISI077QB](/search.md) | Portland | Active | $15,000 | $1,000,000 |
| A1 LEAK REPAIR LLC | [A1LEALR811B5](/search.md) | Vancouver | Active | $15,000 | $1,000,000 |
| ADVANCED COMPOSITE SRVCS INC | [ADVANCS965KE](/search.md) | Woodland | Expired | ⚠️ none | ⚠️ none |
| ADVANCED GAS PIPING LLC | [ADVANGP798PG](/search.md) | Roy | Expired | ⚠️ none | ⚠️ none |
| AIRGAS USA LLC | [AIRGAUL873C7](/search.md) | Long Beach | ⚠️ Suspended | ⚠️ none | ⚠️ none |
| AIRWARE INC | [AIRWAI*960R7](/search.md) | Lynnwood | Active | $15,000 | $1,000,000 |
| AM MECHANICAL LLC | [AMMECML763L9](/search.md) | Downers Grove | ⚠️ Suspended | ⚠️ none | ⚠️ none |
| ASSOCIATED PIPE LINE CONTR INC | [ASSOCPL090P1](/search.md) | Houston | Expired | ⚠️ none | ⚠️ none |
| BFW COUPLING SERVICES LIMITED | [BFWCOCS832OR](/search.md) | Sarnia | Expired | ⚠️ none | ⚠️ none |
| BROOKSIDE PLBG & PIPEWORKS LTD | [BROOKPP973L7](/search.md) | Snohomish | Expired | ⚠️ none | ⚠️ none |
| C2R FABRICATION LLC | [C2RFAFL751P8](/search.md) | Powell Butte | ⚠️ Suspended | ⚠️ none | ⚠️ none |
| CALIFORNIA BOILER INC | [CALIFBI788J9](/search.md) | Santa Ana | Active | $15,000 | $1,000,000 |
| CARR ELECTRICAL TECHNOLOGY INC | [CARRETI980KB](/search.md) | Petersburg | ⚠️ Suspended | ⚠️ none | ⚠️ none |
| CASCADE BOILER SERVICES INC | [CASCABS147JT](/search.md) | Mukilteo | Active | $15,000 | $1,000,000 |
| CASEBEER HYDRONICS LLC | [CASEBHL825CH](/search.md) | Portland | Active | $15,000 | $1,000,000 |
| CENTRAL STATES IND EQP&SRV INC | [CENTRSI757RS](/search.md) | Springfield | ⚠️ Suspended | ⚠️ none | ⚠️ none |
| CENTRAL WELDING SUPPLY COMPANY | [CENTRWS753M4](/search.md) | North Lakewood | Active | $30,000 | $1,000,000 |
| CLEMMER WELDING LLC | [CLEMMWL842KS](/search.md) | Grand Junction | Expired | ⚠️ none | ⚠️ none |
| COLT SERVICES LLC | [COLTSSL752NR](/search.md) | Pasadena | Active | $15,000 | $2,000,000 |
| CONSTRUCTION & TRNARND SRV LLC | [CONSTTS023OC](/search.md) | Tulsa | Active | $15,000 | $2,000,000 |
| CONTINENTAL FIELD SYSTEMS INC | [CONTIFS873KS](/search.md) | Savannah | Active | $15,000 | $1,000,000 |
| CORTEZ INCORPORATED | [CORTEI*905J6](/search.md) | Ocoee | Active | $15,000 | $5,000,000 |
| CUSTOM FLOOR HEATING LLC | [CUSTOFH962QP](/search.md) | Arlington | Active | $15,000 | $1,000,000 |
| D K B INC | [DKBIN**020JG](/search.md) | Kennewick | Expired | ⚠️ none | ⚠️ none |
| DYNAMIC REFRACTORY LLC | [DYNAMRL776NJ](/search.md) | Spokane Valley | Active | $15,000 | $1,000,000 |
| EAST RIVER PLUMBING LLC | [EASTRRP838MG](/search.md) | Priest Lake | Expired | ⚠️ none | ⚠️ none |
| EMPIRE BOILER LLC | [EMPIRBL833QA](/search.md) | Coeur D Alene | Expired | ⚠️ none | ⚠️ none |
| EXCEL PACIFIC MECH INSUL INC | [EXCELPM989CE](/search.md) | Seattle | Active | $15,000 | $1,000,000 |
| FIREPLACE SUPPLY INC | [FIREPSI088LA](/search.md) | Kirkland | Active | $30,000 | $1,000,000 |
| FIRESIDE INSPECTION SERVCS INC | [FIRESIS851LZ](/search.md) | Vancouver | Expired | ⚠️ none | ⚠️ none |
| GLASTRA HEATING INC | [GLASTH*280RA](/search.md) | Seattle | Expired | ⚠️ none | ⚠️ none |
| GORMLEY PLUMBING & HEATING | [GORMLPH088MG](/search.md) | Mcminnville | Active | $15,000 | $1,000,000 |
| GROOME INDUST SERV GROUP LLC | [GROOMIS808DR](/search.md) | Denville | Active | $15,000 | $2,000,000 |
| HEATPRO BOILERS & RADIANT LLC | [HEATPBR788KU](/search.md) | Poulsbo | Expired | ⚠️ none | ⚠️ none |
| HELGET GAS PRODUCTS INC | [HELGEGP876CO](/search.md) | Omaha | Active | $15,000 | $2,000,000 |
| HYDRAULIC REPAIR & DESIGN CORP | [HYDRARD885L7](/search.md) | Puyallup | Expired | ⚠️ none | ⚠️ none |
| INDUSTRIAL BOILER SERVICE INC | [INDUSBS984CO](/search.md) | Snohomish | Out Of Business | ⚠️ none | ⚠️ none |
| INTEGRATED SERVICE COMPANY LLC | [INTEGSC861MP](/search.md) | Tulsa | Active | $15,000 | $2,000,000 |
| JAMAR COMPANY, THE | [JAMARC*973N1](/search.md) | Duluth | Active | $15,000 | $4,000,000 |
| JANES COMPANY INC, THE | [JANESCI079D2](/search.md) | Mukilteo | Active | $15,000 | $1,000,000 |
| KITSAP GAS PIPING | [KITSAGP753LP](/search.md) | Graham | Active | $15,000 | $1,000,000 |
| KITSAP GAS PIPING | [KITSAGP920JC](/search.md) | Silverdale | Expired | ⚠️ none | ⚠️ none |
| LETICIA LENZ | [LETICL*778J1](/search.md) | Newport | Active | $15,000 | $300,000 |
| M P PLUMBING CO | [MPPLUC*096R3](/search.md) | Clackamas | Expired | ⚠️ none | ⚠️ none |
| MAYS GAS PIPING LLC | [MAYSGGP786C2](/search.md) | Maple Valley | Expired | ⚠️ none | ⚠️ none |
| MEEDER EQUIPMENT COMPANY | [MEEDEEC296CR](/search.md) | Fresno | Expired | ⚠️ none | ⚠️ none |
| MEN OF STEEL INC | [MENSTSI771L2](/search.md) | Lexington | Active | $15,000 | $1,000,000 |
| MILLER MECHANICAL SERVICES INC | [MILLEMS110NM](/search.md) | Glens Falls | Active | $15,000 | $1,000,000 |
| N P M PLUMBING & MECH INC | [NPMPLM*033RZ](/search.md) | Seattle | Expired | ⚠️ none | ⚠️ none |
| NATIONAL BOILER SERVICE INC | [NATIOBS891B8](/search.md) | Trenton | Expired | ⚠️ none | ⚠️ none |
| NATIONAL BOILER SERVICE LLC | [NATIOBS761RP](/search.md) | Trenton | Active | $15,000 | $1,000,000 |
| NORTH AMERICAN CONST SRVCS LTD | [NORTHAC983QF](/search.md) | Birmingham | Expired | ⚠️ none | ⚠️ none |
| NORTH SOUND BOILERS & RDNT LLC | [NORTHSB798CW](/search.md) | Monroe | Active | $15,000 | $1,000,000 |
| NORTHWEST GAS PIPING | [NORTHGP824PD](/search.md) | Kelso | Expired | ⚠️ none | ⚠️ none |
| NUCO2 SUPPLY LLC | [NUCO2SL924N7](/search.md) | Stuart | Active | $15,000 | $5,000,000 |
| Northwest Infloor LLC | [NORTHIL841L1](/search.md) | Port Orchard | Active | $15,000 | $1,000,000 |
| OTTO PIPE CONSTRUCTION LLC | [OTTOPPC742KD](/search.md) | Scio | Active | $15,000 | $1,000,000 |
| Online Cleaning Services LLC | [ONLINCS874DK](/search.md) | Marysville | Active | $15,000 | $1,000,000 |
| PACIFIC RIM BIOMEDICAL LLC | [PACIFRB772OR](/search.md) | Vancouver | Expired | ⚠️ none | ⚠️ none |
| PIPELINE CONSTRUCTION CO INC | [PIPELCC960K7](/search.md) | Lilliwaup | Expired | ⚠️ none | ⚠️ none |
| PLAINS PLUMBING CO LLC | [PLAINPC760DQ](/search.md) | Amarillo | Active | $15,000 | $1,000,000 |
| PRECISE HEATING AND MECHANICAL | [PRECIHM931PP](/search.md) | Clinton | Expired | ⚠️ none | ⚠️ none |
| PRECISION PIPE FABRICATORS INC | [PRECIPF148CC](/search.md) | Aberdeen | Active | ⚠️ none | $1,000,000 |
| PRO SALES INC | [PROSAI*151C8](/search.md) | Tacoma | Active | $30,000 | $1,000,000 |
| PROCESS PIPING FABRICATION LLC | [PROCEPF817PB](/search.md) | Vancouver | Active | $15,000 | $1,000,000 |
| PUGET SOUND GAS PIPING INC | [PUGETSG956MA](/search.md) | Tacoma | ⚠️ Suspended | ⚠️ none | ⚠️ none |
| R B WILBUR & CO INC | [RBWILCI142OZ](/search.md) | Coeur D'Alene | Expired | ⚠️ none | ⚠️ none |
| RADIANT TECH INC | [RADIATI778LA](/search.md) | Bothell | Active | $15,000 | $1,000,000 |
| RAINBOW HEATING CO LLC | [RAINBHC766MK](/search.md) | Gladstone | Active | $15,000 | $1,000,000 |
| ROGUE COMBUSTION INC | [ROGUECI764OM](/search.md) | Santa Ana | ⚠️ Suspended | ⚠️ none | ⚠️ none |
| RPN GAS LLC | [RPNGAGL853KN](/search.md) | Kent | Active | $15,000 | $1,000,000 |
| SAGE MECHANICAL | [SAGEM**001CQ](/search.md) | Yakima | Re-Licensed | $6,000 | ⚠️ none |
| SOLAR HOT WATER | [SOLARHW770JO](/search.md) | Port Townsend | Active | $15,000 | $1,000,000 |
| SOVA USA LLC | [SOVAUUL785MN](/search.md) | Spokane | ⚠️ Suspended | ⚠️ none | ⚠️ none |
| STEAM GENERATION CORPORATION | [STEAMGC840MN](/search.md) | Mesa | ⚠️ Suspended | ⚠️ none | ⚠️ none |
| STEPHENS PLUMBING LLC | [STEPHPL803R3](/search.md) | Shelton | Expired | ⚠️ none | ⚠️ none |
| STREAMLINE NATURAL GAS SVS INC | [STREANG960PM](/search.md) | Seattle | Active | $15,000 | $1,000,000 |
| SWAT ENVIRONMENTAL | [SWATEE*857LE](/search.md) | Milwaukee | Expired | ⚠️ none | ⚠️ none |
| Schadler Industrial LLC | [SCHADIL871RE](/search.md) | Kutztown | Expired | ⚠️ none | ⚠️ none |
| TEAM INDUSTRIAL SERVICES INC | [TEAMIIS945M7](/search.md) | Sugar Land | Active | $15,000 | $1,000,000 |
| THE BOILER GUYS LLC | [BOILEBG759ND](/search.md) | Graham | ⚠️ Suspended | ⚠️ none | ⚠️ none |
| THE MERRICK GROUP INC | [MERRIMG778PU](/search.md) | West Hazleton | Active | $15,000 | $1,000,000 |
| TOM STEVENS BOILER REPAIR INC | [TOMSTBR052JG](/search.md) | Clackamas | Re-Licensed | $30,000 | $1,000,000 |
| TORREROS HOODS CLNG SRV LLC | [TORREHC744JC](/search.md) | Lynnwood | Active | $15,000 | $1,000,000 |
| TOTAL FACILITY SOLUTIONS INC | [TOTALFS791ON](/search.md) | Plano | Expired | ⚠️ none | ⚠️ none |
| TRI TOOL POWER SERVICES INC | [TRITOTP801QP](/search.md) | Rancho Cordova | Out Of Business | ⚠️ none | ⚠️ none |
| UNITED GROUP SERVICES INC | [UNITEGS876L5](/search.md) | Wilmington | Active | $30,000 | $2,000,000 |
| VALLEY CUSTOM CREATIONS | [VALLECC795DQ](/search.md) | Ellensburg | Expired | ⚠️ none | ⚠️ none |
| VANDERYACHT PROPANE INC | [VANDEPI055ND](/search.md) | Lynden | Active | $15,000 | $1,000,000 |
| VAREC BIOGAS | [VARECB*930LQ](/search.md) | Calgary | Expired | ⚠️ none | ⚠️ none |
| WOODS ACE HARDWARE | [WOODSAH176D3](/search.md) | Ellensburg | Out Of Business | ⚠️ none | ⚠️ none |
| X-DOT LLC | [XDOTLL*777M5](/search.md) | Pasco | Active | $15,000 | $1,000,000 |

### Other trades

- [Inst Equip/Stat Furn/Lab T/Lo](/trade/inst-equip-stat-furn-lab-t-lo.md) — 158
- [Doors, Gates and Activating Devices](/trade/doors-gates-and-activating-devices.md) — 157
- [Swimming Pools, Spas and Hot Tubs](/trade/swimming-pools-spas-and-hot-tubs.md) — 145
- [Domestic Pump](/trade/domestic-pump.md) — 141
- [Maintenance](/trade/maintenance.md) — 134
- [Sign](/trade/sign.md) — 132
- [Demolition and Salvage](/trade/demolition-and-salvage.md) — 89
- [Lathing and Plastering](/trade/lathing-and-plastering.md) — 88
- [All Areas](/trade/all-areas.md) — 87
- [Backflow Specialty](/trade/backflow-specialty.md) — 84
- [Well Drilling](/trade/well-drilling.md) — 82
- [Commercial/Industrial/Refrig](/trade/commercial-industrial-refrig.md) — 78

### Getting work done?

Registration is the legal minimum, not a recommendation. Tell us the job and where, and we pass the enquiry to registered, bonded and insured contractors. We vouch for no one — see the privacy page for how we are paid.

[How we use this](/privacy.md).

[All 68 trades](/trade.md)

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Página: https://contractor-wa.pages.dev/trade/boiler-steam-fit-proc-piping/
Fonte: Contractor registration, bond, insurance, principal and authorized-signer data — Washington State Department of Labor & Industries, via data.wa.gov
Recolha: 2026-08-20