Updated: Nov 20, 2025
Location and Projects
Address
PO BOX 42, Suquamish, WA, 98392
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Joseph L Diaz Jr Flatwork Construction
Joseph L Diaz Jr Flatwork, Suquamish, Po Box 42, Suquamish, WA (Owned by: Joseph Diaz) holds a Construction Contractor, Concrete license and 3 other licenses according to the Tukwila license board.
Their BuildZoom score of 94 ranks in the top 24% of 128,670 Washington licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Joseph L Diaz Jr Flatwork, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Joseph L Diaz Jr Flatwork Services
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Joseph L Diaz Jr Flatwork Contact Information
Phone Number: (206) 229-3222
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Address: PO BOX 42, Suquamish, WA 98392
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Building Permits by Joseph L Diaz Jr Flatwork
This is a sample of this contractor's permits. Click here to access their complete permit history.
Interior remodel of garage to living area with bay window addition and front porch cover stop work #
Valuation:
$6,278
Permit #:
297219
Status:
Final
Fee:
$350
Permit Type:
N/A
Building Type:
Sfp
Kitchen and master bathroom addition
Valuation:
$62,555
Permit #:
BLD-2003-01847
Status:
canceled
Fee:
$1,403
Permit Type:
N/A
Building Type:
N/A
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Joseph L Diaz Jr Flatwork License info
Verified License
| License # | JUSTFFI832OH |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, Concrete |
| Class | Corporation |
| Business Type | Individual |
- BuildZoom verified this license was active as of October 2025.
Verify this license's status for Joseph L Diaz Jr Flatwork at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | JUSTFFI832OH |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Individual |
- BuildZoom verified this license was active as of November 2025.
Verify this license's status for Joseph L Diaz Jr Flatwork 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 # | JOSEPLD851KM |
| Status | Inactive |
| City | Tukwila |
| Type | Construction Contractor, Concrete |
| Class | Individual |
| Business Type | Individual |
- According to the The City of Tukwila, WA, 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 Joseph L Diaz Jr Flatwork at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | JOSEPLD851KM |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Individual |
- 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 Joseph L Diaz Jr Flatwork at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
94
BuildZoom Score
Insured
| Insurer | Security National Insurance |
| Insured up to | $500,000 |
Bonded
| Bonded Agent | Wesco Insurance Co |
| Bond Value | $6,000 |
Joseph L Diaz Jr Flatwork Employees
DL
Diaz, Joseph Louis
Owner
JD
Joseph Diaz
Owner
LL
Laura Lanegan
Vice President