79 records with this specialty and Seattle as their locality of record, from L&I's records, as of November 3, 2026.
- ACCLAIM PLUMBING AND DRAIN SUSPENDED
License ACCLAPD763MW · expires July 16, 2028
- ACTION PLUMBING ACTIVE
License ACTIOP*784BO · expires March 11, 2028
- ANTHONY'S PLUMBING COMPANY ACTIVE
License ANTHOPC791NR · expires September 28, 2027
- AQUATECHS WATER HEATER ACTIVE
License AQUATWH755RN · expires December 19, 2027
- BEAGLE SERVICES INC. ACTIVE
License BEAGLSI781NB · expires July 19, 2028
- BEE'S PLBG, HTG & SWR CO LLC ACTIVE
License BEESPPH75127 · expires May 27, 2027
- BEST PLUMBING GROUP LLC ACTIVE
License BESTPPG797MF · expires February 9, 2028
- BOGMAN COMPANY LLC ACTIVE
License BOGMACL790OM · expires September 8, 2027
- BPG PLUMBS LLC ACTIVE
License BPGPLPL742B9 · expires February 3, 2028
- BRENNAN HEATING & A/C LLC ACTIVE
License BRENNHC795OO · expires September 7, 2027
- Button Plumbing & Heating LLC ACTIVE
License BUTTOPH796ON · expires September 2, 2027
- CASIANO TRANSPORT LLC SUSPENDED
License CASIATL781K6 · expires May 19, 2028
- Centerline Plumbing LLC ACTIVE
License CENTEPL780DS · expires March 18, 2028
- CLEARVIEW MECHANICAL INC ACTIVE
License CLEARMI783LP · expires June 8, 2028
- CONVEY PLUMBING ACTIVE
License CONVEP*793OO · expires November 4, 2027
- COSTCO WHOLESALE CORPORATION ACTIVE
License COSTCWC770K6 · expires June 5, 2027
- Craftsman Plumbing LLC ACTIVE
License CRAFTPL798P9 · expires October 25, 2027
- DANDELION PLUMBING LLC ACTIVE
License DANDEPL757NR · expires August 19, 2027
- E&B PLUMBING PROS ACTIVE
License EBPLUPP747CS · expires February 10, 2028
- ECONOMYWISE PLUMBING LLC ACTIVE
License ECONOPL777DF · expires March 6, 2027
- ELITE PLUMBING AND MECH LLC ACTIVE
License ELITEPM796Q2 · expires November 22, 2027
- EXCELL PLUMBING INC ACTIVE
License EXCELPI791NL · expires September 23, 2027
- FIL-AM PLUMBING ACTIVE
License FILAMP*791NQ · expires November 4, 2027
- Green Planet Plbg & Swr LLC ACTIVE
License GREENPP791R3 · expires February 4, 2028
- GREENWOOD TRUE VALUE HARDWARE ACTIVE
License GREENTV745CF · expires April 9, 2028
- GROUNDWORKS ACTIVE
License GROUN**756KN · expires May 15, 2027
- HD PARTNERS LLC ACTIVE
License HDPARPL766N7 · expires August 27, 2028
- HO'S PLUMBING CO ACTIVE
License HOSPLPC782BL · expires January 27, 2028
- HOMESERVICE PLUMBERS LLC ACTIVE
License HOMESPL773KW · expires May 16, 2027
- Integrity Energy Systems ACTIVE
License INTEGES771L8 · expires July 22, 2028
- JAFCO COMPANY LLC ACTIVE
License JAFCOCL797O2 · expires September 1, 2027
- JAKE THE PLUMBER ACTIVE
License JAKEPP*781BL · expires January 26, 2028
- JGM PLUMBING & MECH SERVS LLC ACTIVE
License JGMPLPM779LT · expires June 30, 2027
- JS PLUMBING INC ACTIVE
License JSPLUPI764NA · expires August 2, 2028
- KNOCKOUT PLUMBING & MECH LLC ACTIVE
License KNOCKPM743K9 · expires June 2, 2028
- LAKESIDE PLUMBING & HTG INC ACTIVE
License LAKESPH797OZ · expires August 31, 2027
- LEVEL OF COMFORT LLC ACTIVE
License LEVELCL780JR · expires April 18, 2028
- LIQUID PLUMBER ACTIVE
License LIQUIP*751LF · expires June 6, 2027
- LITTLE GUY PLMBNG & MECH LLC ACTIVE
License LITTLGP774OE · expires September 5, 2027
- MACDONALD-MILLER FAC SOLNS LLC ACTIVE
License MACDOFS798P9 · expires October 25, 2027
- MARKS PLUMBING SERVICE LLC ACTIVE
License MARKSPS763NB · expires August 24, 2028
- MARTHA'S PLUMBING LLC ACTIVE
License MARTHPL773L3 · expires June 27, 2027
- MATT'S PLUMBING & MECH LLC ACTIVE
License MATTSPM780OL · expires September 13, 2028
- MCKINSTRY CO LLC ACTIVE
License MCKINCL793NG · expires September 3, 2027
- Mega Mushroom LLC ACTIVE
License MEGAMML769DF · expires February 13, 2028
- MR SIMMONS PLUMBING CO INC ACTIVE
License MRSIMSP781CM · expires January 31, 2028
- NBLY CO OPS WA SPV LLC SUSPENDED
License NBLYCCO771NB · expires May 31, 2027
- NPM PLUMBING & MECH INC ACTIVE
License NPMPLPM773JR · expires September 18, 2027
- O'BRIEN PLUMBING ACTIVE
License OBRIEP*776L7 · expires September 27, 2027
- O'NEILL PLUMBING CO ACTIVE
License ONEILPC793ND · expires July 26, 2027