Companies in smaller places — page 3 of 4
Localities with fewer than 10 listed entries — 1,034 in all.
| Place | Company | License number | Profession | Since |
|---|---|---|---|---|
| Mill City, OR | OREGON PIPING SOLUTIONS LLC | PB3281 | Plumbing | — |
| Mill Creek, WA | MCCLURE & SONS INC | BB287 | Boiler | — |
| Mill Creek, WA | MCCLURE AND SONS INC | PB948 | Plumbing | — |
| Milton Freewater, OR | DIRTY DEEDS EARTHWORKS LLC | PB2857 | Plumbing | — |
| Milton Freewater, OR | FREEWATER PLUMBING FREEWATER PLUMBING LLC | PB3070 | Plumbing | — |
| Milton Freewater, OR | IMD EXCAVATION LLC | PB3327 | Plumbing | — |
| Milton Freewater, OR | KENNEDY CONTRACTING LLC | PB3572 | Plumbing | — |
| Milton Freewater, OR | WIDNER ELECTRIC AND INDUSTRIAL INC | PP19 | Combo License | — |
| Milton-freewater, OR | APCO PLUMBING VIXIE CONSTRUCTION LLC | 30-73PB | Plumbing | — |
| Milton-freewater, OR | APCO PLUMBING/ VIXIE CONTRUCTION LLC VIXIE CONSTRUCTION LLC | CPI41 | Electrical | — |
| Milton-freewater, OR | CARTER PLUMBING INC | 30-71PB | Plumbing | — |
| Minden, LA | FIBREBOND LLC | 115PFS | Prefab | — |
| Minden, NV | THE PUBLIC RESTROOM COMPANY | PFS658 | Prefab | — |
| Minneapolis, MN | DAIKIN APPLIED AMERICAS INC | BB288 | Boiler | — |
| Minneapolis, MN | SITELOGIQ INC | LMS425 | Electrical | — |
| Modesto, CA | APPLIED PROCESS COOLING CORPORATION PROCESS COOLING INTERNATIONAL LLC | BB366 | Boiler | — |
| Monroe, WA | INDUSTRIAL LIGHT & ENERGY INC | C940 | Electrical | — |
| Monroe, WA | INDUSTRIAL LIGHT & ENERGY INC | LMS396 | Electrical | — |
| Monroe, NC | REPUBLIC REFRIGERATION INC | BB88 | Boiler | — |
| Monroe, NC | REPUBLIC REFRIGERATION INC | C898 | Electrical | — |
| Monroe, OR | WEBFOOT PLUMBING INC | PB3647 | Plumbing | — |
| Montgomery, AL | CORNERSTONE DETENTION PRODUCTS INC | CLE451 | Electrical | — |
| Moses Lake, WA | CABLE-LINK COMMUNICATIONS LLC | CLE759 | Electrical | — |
| Moses Lake, WA | LAD IRRIGATION COMPANY INC | CPI195 | Electrical | — |
| Mount Angel, OR | PACIFIC PINE PLUMBING PACIFIC PINE PLUMBING LLC | LMS566 | Electrical | — |
| Mount Angel, OR | PACIFIC PINE PLUMBING LLC | PB3280 | Plumbing | — |
| Mount Angel, OR | PLATINUM PLUMBING SOLUTIONS LLC | PB3326 | Plumbing | — |
| Mount Angel, OR | SHILOH WATER SYSTEMS INC | CPI2 | Electrical | — |
| Mount Angel, OR | SHILOH WATER SYSTEMS INC | PB690 | Plumbing | — |
| Mount Angel, OR | VALLEY FLOW AIR SOLUTIONS LLC | LHR650 | Electrical | — |
| Mount Vernon, WA | NW CUSTOM PLUMBING LLC | LMS489 | Electrical | — |
| Mount Vernon, WA | NW CUSTOM PLUMBING LLC | PB2831 | Plumbing | — |
| Mount Washington, KY | FORTNA SYSTEMS INC | C2089 | Electrical | — |
| Mountlake Terrace, WA | COLE INDUSTRIAL INC | B99-2245 | Boiler | — |
| Mountlake Terrace, WA | LUMENAL LIGHTING LLC | C600 | Electrical | — |
| Mountlake Terrace, WA | LUMENAL LIGHTING LLC | LMS445 | Electrical | — |
| Mountlake Terrace, WA | WESTERN COMBUSTION LLC | B04-1172 | Boiler | — |
| Mulino, OR | BFP ELECTRIC LLC | C403 | Electrical | — |
| Mulino, OR | C & W EXCAVATION LLC | PB2589 | Plumbing | — |
| Mulino, OR | COY ELECTRIC COY ELECTRIC INC | 34-23C | Electrical | — |
| Mulino, OR | FLOW ELECTRIC LLC | C2013 | Electrical | — |
| Mulino, OR | HOME PRO HEATING AND AIR HOMEPRO SERVICES LLC | LHR736 | Electrical | — |
| Myrtle Creek, OR | FULCRUM CONTRACTING LLC | CPI214 | Electrical | — |
| Myrtle Creek, OR | FULCRUM CONTRACTING LLC | PB3137 | Plumbing | — |
| Myrtle Creek, OR | GOSSELIN CONSTRUCTION LLC | PB2606 | Plumbing | — |
| Myrtle Creek, OR | MOONLIGHT ELECTRIC AND MAINTENANCE LLC | C1649 | Electrical | — |
| Myrtle Creek, OR | STADER ELECTRIC LLC | C2059 | Electrical | — |
| Myrtle Creek, OR | US WEST ELECTRIC US WEST CORPORATION | C1027 | Electrical | — |
| Myrtle Creek, OR | US WEST ELECTRIC US WEST CORPORATION | CRE367 | Electrical | — |
| Myrtle Creek, OR | US WEST ELECTRIC US WEST CORPORATION | LMS698 | Electrical | — |
| Myrtle Creek, OR | US WEST ELECTRIC US WEST CORPORATION | PB1454 | Plumbing | — |
| Myrtle Point, OR | BATEMAN PLUMBING INC | 588LMS | Electrical | — |
| Myrtle Point, OR | BATEMAN PLUMBING INC | 6-43PB | Plumbing | — |
| Myrtle Point, OR | PACIFIC NORTHWEST RESTORATIONS INC | PB1389 | Plumbing | — |
| Myrtle Point, OR | RYAN MILLER & SON ELECTRIC LLC | C716 | Electrical | — |
| Nampa, ID | GRANT MECHANICAL INC | BH3 | Combo License | — |
| Nampa, ID | INDUSTRIAL VENTILATION INC | BB104 | Boiler | — |
| Nampa, ID | INDUSTRIAL VENTILATION INC | 37-351CLE | Electrical | — |
| Nampa, ID | SHILO AUTOMATIC SPRINKLER INC | PB1109 | Plumbing | — |
| Nampa, ID | UNDERDOG PLUMBING COMPANY LLC | LMS598 | Electrical | — |
| Nampa, ID | UNDERDOG PLUMBING COMPANY LLC | PB3332 | Plumbing | — |
| Nampa, ID | WATERTIGHT MECHANICAL & CONTRACTING LLC | PB3328 | Plumbing | — |
| Nappanee, IN | ICC NTA LLC | SRB35 | Certification | — |
| Nashville, TN | ENTERPRISE ELECTRIC LLC AN LLC OF TENNESSEE | C702 | Electrical | — |
| Nehalem, OR | BLUE HAVEN PLUMBING LLC | PM78 | Combo License | — |
| Nehalem, OR | DEGAYNER ELECTRIC LLC | C876 | Electrical | — |
| Neotsu, OR | GREEN LIGHT ELECTRICAL CONSTRUCTION & TESTING INC | C1022 | Electrical | — |
| Neotsu, OR | THREE ROCKS ELECTRIC AND PLUMBING LLC THREE ROCKS ELECTRIC LLC | C1218 | Electrical | — |
| Neotsu, OR | THREE ROCKS ELECTRIC AND PLUMBING LLC THREE ROCKS ELECTRIC LLC | LMS505 | Electrical | — |
| Neotsu, OR | THREE ROCKS ELECTRIC AND PLUMBING LLC THREE ROCKS ELECTRIC LLC | PB2258 | Plumbing | — |
| New Albany, MS | MASTER BILT PRODUCTS LLC | PFC769 | Prefab | — |
| New Lisbon, WI | LEER INC (CARROLL PLANT) | PFC576 | Prefab | — |
| New Lisbon, WI | LEER INC (NEW LISBON PLANT) | PFC538 | Prefab | — |
| New Plymouth, ID | BLG PLUMBING LLC | PB1359 | Plumbing | — |
| New Port Richey, FL | SUNERGY SOLAR LLC | C2064 | Electrical | — |
| New York, NY | LK COMSTOCK NATIONAL TRANSIT LLC | C1868 | Electrical | — |
| Newport, NH | BREMCO INC | BB108 | Boiler | — |
| Normal, IL | ROOMREADY / ZDI INC ZELLER DIGITAL INNOVATIONS INC | CLE560 | Electrical | — |
| North Lakewood, WA | CENTRAL WELDING SUPPLY INC | BB256 | Boiler | — |
| North Salt Lake, UT | COMPANION SYSTEMS INC | PFS592 | Prefab | — |
| North Vernon, IN | METCALF CONSTRUCTION SERVICES LLC | C2046 | Electrical | — |
| Noti, OR | COASTAL RANGE WATER INC | CPI282 | Electrical | — |
| Nyssa, OR | CROSS PLUMBING AND DRAIN CROSS PLUMBING AND DRAIN LLC | PB3615 | Plumbing | — |
| Nyssa, OR | OREGON IDAHO ELECTRIC INC | C1043 | Electrical | — |
| Oak Grove, OR | POLAR HEATING AND COOLING LLC | LHR712 | Electrical | — |
| Oakridge, OR | ALL AROUND PLUMBING & CONSTRUCTION LLC | PB3463 | Plumbing | — |
| Ocala, FL | AMERICAN PANEL CORP | 175PFC | Prefab | — |
| Ocala, FL | FIDELITY MANUFACTURING LLC | PFS846 | Prefab | — |
| Olympia, WA | CCI SOLUTIONS CAPITAL COMMUNICATIONS INDUSTRIES INC | CLE5 | Electrical | — |
| Olympia, WA | OLYMPIA PLANT - 13019 CASE RD SW AMERICAN MICRO HOMES LLC | PFS881 | Prefab | — |
| Olympia, WA | THE BATHROOM LLC | PB1539 | Plumbing | — |
| Omaha, NE | EATON CORPORATION - OMAHA POWER CENTER | 355PFS | Prefab | — |
| Omaha, NE | HELGET GAS PRODUCTS INC | BB172 | Boiler | — |
| Orange, CA | ALLIED MODULAR BUILDING SYSTEMS INC | PFC655 | Prefab | — |
| Oregon, WI | TRACHTE, LLC | PFS547 | Prefab | — |
| Orem, UT | AMBIA HOME SERVICES;BLUE RAVEN SOLAR;SUNPOWER COMPLETE SOLAR INC | C2113 | Electrical | — |
| Orem, UT | OLSON ELECTRIC COMPANY LLC | C2015 | Electrical | — |
| Orlando, FL | ACORN STAIRLIFTS INC | ECM16 | Elevator | — |
| Orlando, FL | GENCOR INDUSTRIES, INC | PFS694 | Prefab | — |
| Oshkosh, WI | CR MEYER AND SONS COMPANY | BB318 | Boiler | — |
| Otis, OR | JK LEWIS ELECTRIC LLC | C1560 | Electrical | — |
| Otis, OR | SKOGLUND & SONS LLC | 21-91C | Electrical | — |
| Otis, OR | WHITE WORKS LLC | CPI269 | Electrical | — |
| Otis, OR | WHITE WORKS LLC | PB3625 | Plumbing | — |
| Pacific, WA | FIRE SYSTEMS WEST INC | 37-655CLE | Electrical | — |
| Pacific, WA | MASTER CRAFT ELECTRIC INC | C1636 | Electrical | — |
| Palm Desert, CA | FUTURE TECH INC | 15-245C | Electrical | — |
| Paragould, AR | STEVES ELECTRIC LLC | C2213 | Electrical | — |
| Parker, CO | INTERNATIONAL CONTROL SYSTEMS INC A CORP OF COLORADO | CLE346 | Electrical | — |
| Parker, CO | XDS FIRE, INC | CLE742 | Electrical | — |
| Parma, ID | AGRI LINES IRRIGATION INC | CPI222 | Electrical | — |
| Parma, ID | APPLE VALLEY ELECTRIC INC | 37-913C | Electrical | — |
| Pasadena, CA | ACCO ENGINEERED SYSTEMS INC | BB75 | Boiler | — |
| Pasadena, CA | ACCO ENGINEERED SYSTEMS INC | CRE74 | Electrical | — |
| Pasadena, CA | ACCO ENGINEERED SYSTEMS INC | LHR118 | Electrical | — |
| Pasadena, CA | ACCO ENGINEERED SYSTEMS INC | PB1975 | Plumbing | — |
| Pasadena, TX | APCOMPOWER INC | B05-1215 | Boiler | — |
| Pasadena, TX | MADISON INDUSTRIAL SERVICES TEAM LLC | BB400 | Boiler | — |
| Pasco, WA | BIG DS EXCAVATION LLC | PB3585 | Plumbing | — |
| Pasco, WA | CLEARWATER TECH LLC | PM51 | Combo License | — |
| Pasco, WA | GILBERT ELECTRIC II LLC | 37-959C | Electrical | — |
| Pasco, WA | MOON SECURITY SERVICES INC | 37-493CLE | Electrical | — |
| Pasco, WA | PHASE 2 ELECTRIC INC | C524 | Electrical | — |
| Pasco, WA | TOWNSEND CONTROLS & ELECTRIC LLC | C605 | Electrical | — |
| Paso Robles, CA | PEARCE SERVICES LLC | C1839 | Electrical | — |
| Paso Robles, CA | PEARCE SERVICES LLC | LHR547 | Electrical | — |
| Paul, ID | BARCLAY MECHANICAL SERVICES INC | B99-2405 | Boiler | — |
| Payette, ID | BURKE ELECTRIC INC | C925 | Electrical | — |
| Payette, ID | YOUNGBERG'S ONE HOUR HEATING & AIR CONDITIONING YOUNGBERG HEATING & COOLING LP | PB1512 | Plumbing | — |
| Payette, ID | YOUNGBERGS ONE HOUR HEATING & AIR CONDITIONING YOUNGBERG HEATING & COOLING LP | LHR676 | Electrical | — |
| Pennsauken, NJ | UNIFIED DOOR AND HARDWARE GROUP LLC | CLE828 | Electrical | — |
| Pensacola, FL | TRICO MECHANICAL CONTRACTORS INC | BB155 | Boiler | — |
| Perrysburg, OH | MINER LTD | ECM30 | Elevator | — |
| Perrysburg, OH | THE LAIBE ELECTRIC CO | C1943 | Electrical | — |
| Philadelphia, MS | EXPRESS FIRE SYSTEMS INC | CLE436 | Electrical | — |
| Phoenix, AZ | BOOTZ MANUFACTURING INC | PFC667 | Prefab | — |
| Phoenix, AZ | CAVCO MILLERSBURG CAVCO MANUFACTURING LLC | PFS623 | Prefab | — |
| Phoenix, AZ | CAVCO MILLERSBURG CAVCO MANUFACTURING LLC | MHB19 | RV and Manuf Dwellings | — |
| Phoenix, AZ | CAVCO NAMPA CAVCO MANUFACTURING LLC | MHB25 | RV and Manuf Dwellings | — |
| Phoenix, AZ | CAVCO WOODBURN CAVCO MANUFACTURING LLC | PFS602 | Prefab | — |
| Phoenix, AZ | CAVCO WOODBURN CAVCO MANUFACTURING LLC | MHB24 | RV and Manuf Dwellings | — |
| Phoenix, OR | CS ELECTRIC LLC | C2039 | Electrical | — |
| Phoenix, OR | GROUNDED ELECTRICAL CONTRACTING LLC | C471 | Electrical | — |
| Phoenix, OR | KAYLOR ELECTRIC LLC | 15-144C | Electrical | — |
| Phoenix, AZ | PRESCOTT MANUFACTURING LLC | PFS861 | Prefab | — |
| Phoenix, OR | ROGUE VALLEY ELECTRIC LLC | 15-151C | Electrical | — |
| Phoenix, OR | WELBURN ELECTRIC INC | 15-189C | Electrical | — |
| Pilot Rock, OR | JOSH BRAY PLUMBING LLC | BB42 | Boiler | — |
| Pilot Rock, OR | JOSH BRAY PLUMBING LLC | 30-96PB | Plumbing | — |
| Pilot Rock, OR | LEVEL S CONSTRUCTION LLC | PB3373 | Plumbing | — |
| Pittsburgh, PA | WESCO SERVICES LLC | C1489 | Electrical | — |
| Plainfield, IL | DRF TRUSTED PROPERTY SOLUTIONS PAC MTN INC | LMS646 | Electrical | — |
| Plainfield, IL | DRF TRUSTED PROPERTY SOLUTIONS PAC MTN INC | PB3474 | Plumbing | — |
| Plano, TX | ERICSSON INC | C1407 | Electrical | — |
| Plano, TX | LTCG LLC | C991 | Electrical | — |
| Plano, TX | NEXREV LLC | C1162 | Electrical | — |
| Pleasant Hill, OR | ALL SERVE PUMP LLC | CPI108 | Electrical | — |
| Pleasant Hill, OR | ALL SERVE PUMP LLC | PB3488 | Plumbing | — |
| Pleasant Hill, OR | AMERICAN PUMP & SPA INC | CPI7 | Electrical | — |
| Pleasant Hill, OR | N W NETWORK CABLING SOLUTIONS LLC | CLE461 | Electrical | — |
| Pleasant Hill, OR | RAINBOW PUMP CO INC | 7-149CPI | Electrical | — |
| Pleasant Hill, OR | ROBBINS ELECTRIC INC | C589 | Electrical | — |
| Pleasanton, CA | ALLCOM ELECTRIC INC | C1692 | Electrical | — |
| Pocatello, ID | LARSEN ELECTRIC LLC | C1358 | Electrical | — |
| Pocatello, ID | STONE RIDGE CONTRACTING LLC | PB2837 | Plumbing | — |
| Point, TX | RMS SOLUTIONS GROUP LLC | C1855 | Electrical | — |
| Pomona, CA | HENKELS & MCCOY WEST LLC | C1881 | Electrical | — |
| Pomona, CA | HENKELS & MCCOY WEST LLC | CLE706 | Electrical | — |
| Post Falls, ID | EDNETICS INC | CLE347 | Electrical | — |
| Powell Butte, OR | BLUE WATER FILTRATION LLC | PB3072 | Plumbing | — |
| Powell Butte, OR | COWBOY ELECTRIC LLC | C461 | Electrical | — |
| Powell Butte, OR | EDS PLUMBING LLC | 7-22PB | Plumbing | — |
| Powell Butte, OR | GARTHWAITE ELECTRIC LLC | C937 | Electrical | — |
| Powell Butte, OR | LITTLE BUDDY ELECTRIC LLC | C1886 | Electrical | — |
| Powell Butte, OR | SCHROEDER AND SONS CONTRACTING LLC | C2086 | Electrical | — |
| Powell Butte, OR | SCHROEDER AND SONS CONTRACTING LLC | PB3418 | Plumbing | — |
| Prairie City, OR | TEELS PLUMBING LLC | PB2775 | Plumbing | — |
| Prairieville, LA | PCE CONSTRUCTORS INC | C920 | Electrical | — |
| Provo, UT | ION SOLAR ION DEVELOPER LLC | C1524 | Electrical | — |
| Puyallup, WA | REFRIGERATION UNLIMITED LLC | BB279 | Boiler | — |
| Puyallup, WA | REFRIGERATION UNLIMITED LLC | CLE550 | Electrical | — |
| Puyallup, WA | REFRIGERATION UNLIMITED LLC | CRE185 | Electrical | — |
| Puyallup, WA | REFRIGERATION UNLIMITED LLC | LHR419 | Electrical | — |
| Quincy, IL | CRAIG INDUSTRIES INC DBA US COOLER/ENVIRO BUILDINGS | PFC583 | Prefab | — |
| Rainier, OR | 3 DOGS PLUMBING LLC | PB3435 | Plumbing | — |
| Rainier, OR | FLORES & FLORES LLC | CRE313 | Electrical | — |
| Rainier, OR | FLORES & FLORES LLC | LHR634 | Electrical | — |
| Rainier, OR | MAC PLUMBING & SERVICE LLC | PB2694 | Plumbing | — |
| Rainier, OR | VILARDI ELECTRIC INC | 5-37C | Electrical | — |
| Raleigh, NC | HITACHI ENERGY USA INC | C1547 | Electrical | — |
| Rathdrum, ID | ASCENT MECHANICAL & PLUMBING INCORPORATED | BP73 | Combo License | — |
| Rathdrum, ID | STRATFORD BUILDING CORPORATION | PFS734 | Prefab | — |
| Ravenswood, WV | VALTRONICS SOLUTIONS, INC. | PFS662 | Prefab | — |
| Redmond, WA | CAPSTONE SOLUTIONS INC | C1050 | Electrical | — |
| Redmond, WA | HOME COMFORT ALLIANCE LLC | CRE350 | Electrical | — |
| Redmond, WA | HOME COMFORT ALLIANCE LLC | LHR709 | Electrical | — |
| Reedsport, OR | ELKHORN ELECTRIC LLC | C1475 | Electrical | — |
| Reedsport, OR | LASKEY CLIFTON CORPORATION | 10-95PB | Plumbing | — |
| Reno, NV | STONEHOUSE DRILLING & CONSTRUCTION LLC | CPI290 | Electrical | — |
| Richfield, MN | GEEK SQUAD BEST BUY STORES LIMITED PARTNERSHIP | CLE194 | Electrical | — |
| Richfield, MN | GEEK SQUAD BEST BUY STORES LIMITED PARTNERSHIP | LMS316 | Electrical | — |
| Richland, WA | INTERMECH INC | B99-2320 | Boiler | — |
| Richland, WA | REACH ELECTRIC LLC | C2250 | Electrical | — |
| Richland, WA | TOTAL SITE SERVICES LLC | PB3109 | Plumbing | — |
| Richland, WA | TRADE SERVICES NORTHWEST INC | 30-68PB | Plumbing | — |
| Rickreall, OR | DCE DC ELECTRIC INC | 27-79C | Electrical | — |
| Riddle, OR | DAY OR NIGHT ELECTRIC INC | C294 | Electrical | — |
| Riddle, OR | OPTIMUM ENVIRONMENTAL CORPORATION | C2097 | Electrical | — |
| Riddle, OR | OPTIMUM ENVIRONMENTAL CORPORATION | CPI211 | Electrical | — |
| Riddle, OR | TOR ANDERSON ELECTRIC INC | C1285 | Electrical | — |
| Rigby, ID | NELSON, GREGORY DOUGLAS NELSON ELECTRIC LLC | C2090 | Electrical | — |
| Rigby, ID | RAY-CORE INC | PFC627 | Prefab | — |
| Robinsonville, MS | GEPHART ELECTRICAL CONSTRUCTION COMPANY | C1436 | Electrical | — |
| Rupert, ID | IDAHO EQUIPMENT & SHEET METAL INC | BB213 | Boiler | — |
| Sacramento, CA | ENVISION CONTRACTING ENVISION CONTRACTING INC | PM55 | Combo License | — |
| Saint Louis, MO | INPLANT OFFICES INC | 239PFC | Prefab | — |
| Saint Louis, MO | KEELEY CONSTRUCTION GROUP INC | BB405 | Boiler | — |
| Saint Louis, MO | KEELEY CONSTRUCTION GROUP INC | C1762 | Electrical | — |
| Saint Louis, MO | SWITZER INDUSTRIES INC | PFS839 | Prefab | — |
| Saint Paul, OR | ERNST ELECTRIC DAVIDSON & DOLAN INC | C401 | Electrical | — |
| Saint Paul, OR | ERNST IRRIGATION DAVIDSON & DOLAN INC | 7-59CPI | Electrical | — |
| Saint Paul, OR | G & B PLUMBING & SONS INC | PB634 | Plumbing | — |
| Saint Paul, OR | MCKILLIPS PLUMBING LLC | PB1728 | Plumbing | — |
| Saint Paul, OR | SCHNEIDER EQUIPMENT INC | 43CPI | Electrical | — |
| Saint Paul, OR | SCHNEIDER EQUIPMENT INC | 24-219PB | Plumbing | — |
| Saint Paul, OR | TRIPEAK CONTRACTORS INC | PB2827 | Plumbing | — |
| Saint Paul, OR | VALLEY PLUMBING NW LLC | LMS602 | Electrical | — |
| Saint Paul, OR | VALLEY PLUMBING NW LLC | PB2575 | Plumbing | — |
| Salt Lake City, UT | JOHN ZARBOCK PLUMBING INC | PB3069 | Plumbing | — |
| Salt Lake City, UT | YESCO LLC | C829 | Electrical | — |
| Salt Lake City, UT | YESCO LLC | 37-51CLS | Electrical | — |
| Salt Lake City, UT | YESCO LLC | 923LMS | Electrical | — |
| San Clemente, CA | SOLIS LIGHTING AND ELECTRICAL SERVICES INC | C951 | Electrical | — |
| San Clemente, CA | SOLIS LIGHTING AND ELECTRICAL SERVICES INC | LMS251 | Electrical | — |
| San Diego, CA | SOLV ENERGY LLC | C2120 | Electrical | — |
| San Dimas, CA | CCI GLOBAL LLC | PFC761 | Prefab | — |
| San Jose, CA | CUPERTINO ELECTRIC INC | 37-929C | Electrical | — |
| San Jose, CA | ROSENDIN ELECTRIC INC | 37-692C | Electrical | — |
| San Leandro, CA | MASTERPRO INSTALLS CORP | LMS628 | Electrical | — |
| San Leandro, CA | MASTERPRO INSTALLS CORP | PB3414 | Plumbing | — |
| San Leandro, CA | SILMAN CONSTRUCTION SILMAN VENTURE CORPORATION | C2030 | Electrical | — |
| Sand Springs, OK | CUST O FAB SPECIALTY SERVICES LLC | BB320 | Boiler | — |
| Sandy, UT | GREAT SALT LAKE ELECTRIC INCORPORATED | C1130 | Electrical | — |
| Santa Ana, CA | MADISON IND INC OF CA | PFS615 | Prefab | — |
| Santa Rosa, CA | BLUE STAR GAS ASSOCIATES | PM37 | Combo License | — |
| Saratoga, CA | MEGAWATT ELECTRICAL MEGAWATT CONSTRUCTION INC | C1742 | Electrical | — |
| Saratoga, CA | MEGAWATT SOLUTIONS INC | CLE806 | Electrical | — |
| Scotts Mills, OR | ON YOUR SITE HOMES INC | PB3621 | Plumbing | — |
| Selma, OR | VALLEY LIGHTING & GENERATORS LLC | CLS63 | Electrical | — |
| Selma, OR | VALLEY LIGHTING & GENERATORS LLC | LMS680 | Electrical | — |
| Severn, MD | POWERCON CORPORATION | PFS580 | Prefab | — |
| Shady Cove, OR | AFORDABLE PUMP SERVICE INC | CPI73 | Electrical | — |
| Shady Cove, OR | KEY PLUMBING LLC | PB2926 | Plumbing | — |
| Shady Cove, OR | L AND L CONSTRUCTION LLC | CPI287 | Electrical | — |
| Shady Cove, OR | ROGUE BOILER WORKS LLC | BB177 | Boiler | — |
| Sheridan, OR | JRE INC | C1126 | Electrical | — |
| Sheridan, OR | PACIFIC SOLAR CAMM ENTERPRISES LLC | CLR24 | Electrical | — |
| Sheridan, OR | STUCK ELECTRIC COMPANY INC | 36-13C | Electrical | — |
| Sheridan, OR | ZER0 GRADE EXCAVATING AND CONSTRUCTION LLC | PB2040 | Plumbing | — |
| Shreveport, LA | MODULE X SOLUTIONS LLC | PFS815 | Prefab | — |
| Siletz, OR | AIRROW HEATING & SHEET METAL LLC | CRE29 | Electrical | — |
| Siletz, OR | AIRROW HEATING & SHEET METAL LLC | LHR64 | Electrical | — |
| Siletz, OR | BUTTON PLUMBING LLC | CPI136 | Electrical | — |
| Siletz, OR | BUTTON PLUMBING LLC | PB1732 | Plumbing | — |
| Siletz, OR | PEBBLES PLUMBING AND MECHANICAL LLC | PB2021 | Plumbing | — |
| Sioux Center, IA | INTERSTATES INC | C467 | Electrical | — |
| Smith River, CA | STANLEY PLUMBING LLC | PB2313 | Plumbing | — |
| Smithtown, NY | LANE VALENTE INDUSTRIES INC | CRE364 | Electrical | — |
| Smithtown, NY | LANE VALENTE INDUSTRIES INC | LHR745 | Electrical | — |
| Snohomish, WA | KING ENTERPRISES SALES AND SERVICE LLC | CLE240 | Electrical | — |
| Snohomish, WA | NW BOILER LLC | BP90 | Combo License | — |
| Soperton, GA | MODUTEK INTERNATIONAL LLC | PFS829 | Prefab | — |
| South Beach, OR | WOLFWORKS PLUMBING LLC | PB3512 | Plumbing | — |
| South El Monte, CA | AIRCOOLER CORPORATION | PFC778 | Prefab | — |
| South El Monte, CA | BIG ENTERPRISES INC | PFS568 | Prefab | — |
| South Prairie, WA | JULE C CHURCH | 31965J | Electrical | — |
| South Whitley, IN | WHITLEY MANUFACTURING CO INC | PFS713 | Prefab | — |
| Spanish Fork, UT | KEB HOMES LLC | PFS830 | Prefab | — |
| Spanish Fork, UT | SUNCORE CONSTRUCTION AND MATERIALS INC | PB2747 | Plumbing | — |
| Spring, TX | IBK MECHANICAL INC | LHR672 | Electrical | — |
| Springdale, AR | CURT WALTER PLUMBING INC | QP119 | Electrical | — |
| St Helens, OR | LOUIE FAMILY ENTERPRISES LLC | CPI249 | Electrical | — |
| St Helens, OR | SHARPS PLUMBING CO INC | LMS572 | Electrical | — |
| St Helens, OR | SHARPS PLUMBING CO INC | 5-32PB | Plumbing | — |
| Stanfield, OR | 3D HEATING LLC | CRE260 | Electrical | — |
| Stanfield, OR | 3D HEATING LLC | LHR542 | Electrical | — |
| Stanfield, OR | HAIGH HEATING & COOLING LLC | LHR296 | Electrical | — |
| Stanfield, OR | HAIGH HEATING & COOLING LLC | LMS375 | Electrical | — |
| Stanfield, OR | HAIGH HEATING & COOLING LLC | PB2027 | Plumbing | — |
| Stanfield, OR | SUNTHURST ENERGY LLC | C1301 | Electrical | — |
| Sterling Heights, MI | SERVE ELECTRIC LLC | C1638 | Electrical | — |
| Sterling Heights, MI | SRC REFRIGERATION, INC. | PFC676 | Prefab | — |
| Stevenson, WA | HOLLSTROM INDUSTRIAL CONTRACTORS HOLLSTROM INCORPORATED | C963 | Electrical | — |
| Stockbridge, GA | VIACON INC | 458PFC | Prefab | — |
| Stuart, FL | NUCO2 LLC | BB408 | Boiler | — |
| Sublimity, OR | ALS PLUMBING INC | 27-27PB | Plumbing | — |
| Summerville, OR | WALCHLI PUMP CO LLC | CPI203 | Electrical | — |
| Sumner, WA | POTELCO INC | C1708 | Electrical | — |
| Sumner, WA | THE TRUSS COMPANY | 452PFC | Prefab | — |
| Sunnyside, WA | E3 ELECTRIC NORTHWEST LLC | C2002 | Electrical | — |
Alphabetical order — this site ranks no one. Companies in the Oregon Building Codes Division file of October 3, 2026. Individuals are not on this site. How to read this.