Updated: May 13, 2026
Location and Projects
Address
18814 90th Pl W, Edmonds, WA, 98026
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Diamond plumbing& Heating LLC
Diamond plumbing& Heating LLC, 18814 90th Pl W, Edmonds, WA (Employees: Dan Nelson, Justin Guyette, and Leah Hansen) holds a Plumbing Contractor, Journey Level license and 7 other licenses according to the Tukwila license board.
Their BuildZoom score of 102 ranks in the top 11% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Diamond plumbing& Heating LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Diamond plumbing& Heating LLC Services
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Diamond plumbing& Heating LLC Contact Information
Phone Number: (206) 459-2066
Address: 18814 90th Pl W, Edmonds, WA 98026
Building Permits by Diamond plumbing& Heating LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
Port of edmonds- plumbing for new port admin building, installing plumbing fixtures for construction of a new retail (m) office (b) and maintenance shop (s-1). work does not have med gas commercial kitchen food svc lab medical or dental use
Valuation:
N/A
Permit #:
BLD2021-1387
Status:
final
Fee:
$1,345
Permit Type:
N/A
Building Type:
N/A
Abbey ridge apartments building h, building h. clogged shower valves in unit 88 and 90. caulking in toilet
Valuation:
N/A
Permit #:
PLM22-0001
Status:
final
Fee:
$58
Permit Type:
N/A
Building Type:
N/A
Abbey ridge apartments building i, building i. hot and cold water reversed on tub. caulking in toilet
Valuation:
N/A
Permit #:
PLM22-0002
Status:
final
Fee:
$58
Permit Type:
N/A
Building Type:
N/A
Abbey ridge apts building k, plumbing for new shower/tub kitchen sink water closets lavs and hot water tank for each unit in building k
Valuation:
N/A
Permit #:
PLM21-0001
Status:
final
Fee:
$652
Permit Type:
N/A
Building Type:
N/A
Abbey ridge apts building l, plumbing for new shower/tub kitchen sink water closets lavs and hot water heater
Valuation:
N/A
Permit #:
PLM21-0002
Status:
final
Fee:
$894
Permit Type:
N/A
Building Type:
N/A
Abbey ridge apts building m, plumbing for new shower/tub kitchen sink water closets lavs and hot water tank
Valuation:
N/A
Permit #:
PLM21-0003
Status:
final
Fee:
$894
Permit Type:
N/A
Building Type:
N/A
Community room & office - install new kitchen sinks water closets lavs hot water tank and hose bibb
Valuation:
N/A
Permit #:
PLM21-0029
Status:
final
Fee:
$94
Permit Type:
N/A
Building Type:
N/A
Building g 12 units. install new hot water tank toilet lav kitchen sink shower and/or tubs
Valuation:
N/A
Permit #:
PLM21-0025
Status:
final
Fee:
$894
Permit Type:
N/A
Building Type:
N/A
Furnish and install plumbing for new shower/tubs - sinks - water closets - hot water tank
Valuation:
N/A
Permit #:
PLM20-0038
Status:
final
Fee:
$715
Permit Type:
N/A
Building Type:
N/A
Furnish and install plumbing for new shower/tubs - sinks - water closets - hot water tank
Valuation:
N/A
Permit #:
PLM20-0037
Status:
final
Fee:
$937
Permit Type:
N/A
Building Type:
N/A
A multifamily residential repair or replacement none project involving (80 toilet 80 bathroom sink 64 shower tub or combo 62 kitchen sink 65 water heater electric
Valuation:
N/A
Permit #:
18 108532 BN
Status:
final
Fee:
$4,798
Permit Type:
N/A
Building Type:
N/A
Building j - install new hot water tank toilet lav kitchen sink shower and/or tubs
Valuation:
N/A
Permit #:
PLM21-0028
Status:
final
Fee:
$894
Permit Type:
N/A
Building Type:
N/A
Building i - install new hot water tank toilet lav kitchen sink shower and/or tubs
Valuation:
N/A
Permit #:
PLM21-0027
Status:
final
Fee:
$894
Permit Type:
N/A
Building Type:
N/A
Building h. install new hot water tank toilet lav kitchen sink shower and/or tubs
Valuation:
N/A
Permit #:
PLM21-0026
Status:
final
Fee:
$1,555
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
N/A
Permit #:
BLDG22-0758
Status:
final
Fee:
$138,691
Permit Type:
N/A
Building Type:
Commercial
Furnish and install plumbing for new shower/tubs - sinks - water closets - hot water tank
Valuation:
N/A
Permit #:
PLM20-0039
Status:
final
Fee:
$907
Permit Type:
N/A
Building Type:
N/A
Pool equipment shed - drain line
Valuation:
N/A
Permit #:
PLM21-0030
Status:
final
Fee:
$66
Permit Type:
N/A
Building Type:
N/A
Waste piping and hubdrain
Valuation:
N/A
Permit #:
PLM21-0066
Status:
final
Fee:
$74
Permit Type:
N/A
Building Type:
N/A
A nonresidential alteration to existing structure none project involving (3 sink) 17-128477 bz
Valuation:
N/A
Permit #:
18 100001 BN
Status:
final
Fee:
$69
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$1,120,777
Permit #:
BLD2017-0385
Status:
final
Fee:
$17,680
Permit Type:
plumbing
Building Type:
Commercial - plum...
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Diamond plumbing& Heating LLC License info
Verified License
| License # | DIAMOPH791NT |
| Status | Active |
| City | Tukwila |
| Type | Plumbing Contractor, Journey Level |
| Class | Limited Liability Company |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Diamond plumbing& Heating LLC 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 # | DIAMOPH873DL |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, Plumbing |
| Class | Limited Liability Company |
| Business Type | Limited Liability Company |
- When BuildZoom last verified this license, it had an expiration date of March, 2023. Check the current license status of Diamond plumbing& Heating LLC with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | DIAMOHI099PB |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Corporation |
| Business Type | Limited Liability Company |
- When BuildZoom last verified this license, it had an expiration date of December, 2025. Check the current license status of Diamond plumbing& Heating LLC with the The City of Tukwila, WA
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | DIAMOPH791NT |
| Status | Active |
| State | Washington |
| Type | Plumbing Contractor, Plumbing Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Diamond plumbing& Heating LLC 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 # | DIAMOHI099PB |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for Diamond plumbing& Heating LLC 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 # | DIAMOHI000DB |
| Status | Inactive |
| City | Tukwila |
| Type | Electrical Contractor, Hvac/Rfrg |
| Class | Corporation |
| Business Type | Limited Liability Company |
- 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 Diamond plumbing& Heating LLC at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | DIAMOHI000DB |
| Status | Inactive |
| State | Washington |
| Type | Electrical Contractor, Electrical Contractor |
| Business Type | Limited Liability Company |
- 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 Diamond plumbing& Heating LLC 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 # | DIAMOPH873DL |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Limited Liability Company |
- 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 Diamond plumbing& Heating LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
102
BuildZoom Score
Insured
| Insurer | Security National Insurance |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | American Contractors Indem Co |
| Bond Value | $6,000 |
44
Permits
- Building permit records show that Diamond plumbing& Heating LLC has worked on 44 permitted projects.
Diamond plumbing& Heating LLC Employees
DN
Dan Nelson
President
JG
Justin Guyette
Vice President
LH
Leah Hansen
Agent
SK
Sweetwood, Kristen
Governing Persons
SL
Sweetwood, Kristen Lynn
Partner/Member
SR
Sweetwood, Scott Ray
Agent