Updated: Oct 29, 2025
Location and Projects
Address
16518 15TH DR SE, Mill Creek, WA, 98012
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Simon Construction LLC
Simon Construction LLC, 16518-15 Th Dr SE, Mill Creek, WA (Owned by: Duan, Zhigang) holds a Construction Contractor, General license and 4 other licenses according to the Tukwila license board.
Their BuildZoom score of 98 ranks in the top 16% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Simon Construction LLC, we recommend double-checking their license status with the license board and using our bidding system to get competitive quotes.
Simon Construction LLC Services
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Simon Construction LLC Contact Information
Phone Number: (206) 313-7979
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Address: 16518 15TH DR SE, Mill Creek, WA 98012
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Building Permits by Simon Construction LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
We had a permit but it expired the old permit no. is 19-103515. this project is combine bedrooms for bigger living space relocating bathrooms accordingly. no kitchen work at all 19-103515. *does not include mechanical electrical or plumbing
Valuation:
N/A
Permit #:
22 118652 BU
Status:
final
Fee:
$2,759
Permit Type:
N/A
Building Type:
N/A
Interior alteration of both floors of the existing house. exterior work is limited to window/doors replacement. does not include mechanical electrical or plumbing
Valuation:
N/A
Permit #:
24 118451 BU
Status:
issued
Fee:
$4,829
Permit Type:
N/A
Building Type:
N/A
Tenant improvements of existing office building. tenant shall be the leaseholder for the entire building only occupying level 1 (ground level). proposed work includes installation of a fire alarm system that includes voice communication throughout the building accessibility improvements egress hardware and fencing for a play area on the existing lawn area. (note: in the future the ten... see more
Valuation:
N/A
Permit #:
22 117932 BW
Status:
complete
Fee:
$4,317
Permit Type:
N/A
Building Type:
N/A
Partially demolish and repair existing exterior deck waterproofing stud wall stair and railing. replace deteriorated structural members on the deck and addition adequate structural footing for the restored stud wall. no added area to the existing building deck and site work. the exterior stair replacement leading up to the deck will remain at same location and will not increase in siz... see more
Valuation:
N/A
Permit #:
19 120385 BR
Status:
final
Fee:
$1,333
Permit Type:
N/A
Building Type:
N/A
Shamrock montessori rents the building to open up a new child care center. there is no remodel work involved. the building will be used as is
Valuation:
N/A
Permit #:
19 103560 BY
Status:
final
Fee:
$2,218
Permit Type:
N/A
Building Type:
N/A
Interior remodel to an existing 2-story single-family building with structural reinforcement. total finished area is 5, 860 sf. the area in scope sums up to approximately 3, 762 sf. does not include mechanical electrical or plumbing
Valuation:
N/A
Permit #:
19 103515 BU
Status:
expired
Fee:
$5,456
Permit Type:
N/A
Building Type:
N/A
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Simon Construction LLC License info
Verified License
| License # | SIMONCL767NT |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Limited Liability Company |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of October 2025.
Verify this license's status for Simon Construction 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 # | SIMONCL810CM |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Limited Liability Company |
| Business Type | Limited Liability Company |
- When BuildZoom last verified this license, it had an expiration date of February, 2023. Check the current license status of Simon Construction 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 # | SIMONCL767NT |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of September 2025.
Verify this license's status for Simon Construction 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 # | SIMONCL810CM |
| 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. If this is your business, please update your license status.
Check this license's status for Simon Construction 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 # | SIMONCL888NA |
| 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. If this is your business, please update your license status.
Check this license's status for Simon Construction LLC at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
98
BuildZoom Score
Insured
| Insurer | Western World Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Western Surety Co |
| Bond Value | $12,000 |
Simon Construction LLC Employees
DZ
Duan, Zhigang
Owner
ZD
Zhigang Duan
Partner/Member