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Sullivan Plumbing
Sullivan Plumbing in Bellingham, WA, has set a high standard of professionalism and customer care since 1966. As licensed and insured plumbers, their dedication to providing top-notch plumbing services is evident in their round-the-clock availability for 24/7 emergencies. With honest pricing and a commitment to customer satisfaction, Sullivan Plumbing has earned a reputation as a trusted and reliable choice for all plumbing needs. Their team of experienced professionals goes above and beyond to ensure the best results, making them the go-to choice for anyone seeking a reputable plumbing service in the area.
Services: Residential Plumbing Services, Water Heater Replacement, Bathroom Plumbing, Kitchen Plumbing, Water Filter Installation, Tankless Water Heater Services, Sewage Pump Maintenance, Drain Cleaning, Water Heater Repair, Toilet Repair and Replacement, Pipe Repair, Gas Leak Repair, Emergency Plumbing Service, Drain Repair, Acid Neutralizer, French Drain Solutions, Bio Clean, Plumber in Bellingham WA, Backflow Preventers, Gas Line Installation, HydroJetting, Leak Detection and Repair, Main Water Line Installation, New Construction Plumbing, Pressure Tank Replacements, Services Pressure Regulator, Sewage Pump Maintenance, Sewer Line Replacement, Smoke Leak Detection, Sump Pump Services, Trenchless Pipe Lining, Water Softener Installation, Well Pump Services, Whole House Repiping, Winterization Services
Service Areas: Whatcom County WA, Bellingham WA, Ferndale WA, Lynden WA, Blaine WA, Everson WA, Sumas WA, Maple Falls WA, Glacier WA, Lummi Island WA
From BuildZoom: Sullivan Plumbing, 4041 Bakerview Spur, Bellingham, WA (Owned by: Siegenthaler, Peter Robert) holds a Construction Contractor, Construction Contractor license and 6 other licenses according to the Washington license board.
Their BuildZoom score of 104 ranks in the top 9% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Sullivan Plumbing, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
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This is a sample of this contractor's permits. Click here to access their complete permit history.
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Sullivan Plumbing License info
Verified License
| License # | SULLIP*743DD |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Date Issued | 03-09-2026 |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Sullivan Plumbing at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | SULLIP*755DJ |
| Status | Active |
| City | Tukwila |
| Type | Plumbing Contractor, Residential |
| Class | Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Sullivan Plumbing at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | SULLIPI132RO |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, Plumbing |
| Class | Corporation |
- When BuildZoom last verified this license, it had an expiration date of December, 2021. Check the current license status of Sullivan Plumbing with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | SULLIP*755DJ |
| Status | Active |
| State | Washington |
| Type | Plumbing Contractor, Plumbing Contractor |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Sullivan Plumbing at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | SULLISI794NL |
| Status | Inactive |
| City | Tukwila |
| Type | Plumbing Contractor, Residential |
| Class | Corporation |
- According to the The City of Tukwila, WA, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sullivan Plumbing at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | SULLISI794NL |
| Status | Inactive |
| State | Washington |
| Type | Plumbing Contractor, Plumbing Contractor |
- According to the Washington State Department of Labor & Industries, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sullivan Plumbing at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | SULLIPI132RO |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
- According to the Washington State Department of Labor & Industries, the status of this license was at one point cancelled. However, this information may have changed.
Check this license's status for Sullivan Plumbing at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
104
BuildZoom Score
Insured
| Insurer | Contractors Bonding & Insuranc |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Contractors Bonding & Insurance Co |
| Bond Value | $6,000 |
390
Permits
- Building permit records show that Sullivan Plumbing has worked on 390 permitted projects.