Updated: May 20, 2026
Location
Address
19023 WALLINGFORD AVE N, Shoreline, WA, 98133
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Upper Left Rc Construction
Upper Left Rc LLC, 19023 Wallingford Ave N, Shoreline, WA (Owned by: Martinez De La Luz, Isaac) holds a Construction Contractor, General license and 1 other license 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 Upper Left Rc LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Upper Left Rc LLC Services
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Upper Left Rc LLC Contact Information
Phone Number: (206) 890-5715
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Address: 19023 WALLINGFORD AVE N, Shoreline, WA 98133
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Verified License
BuildZoom confirmed this contractor's license
Upper Left Rc LLC License info
Verified License
| License # | UPPERLR752PP |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Limited Liability Company |
| Date Issued | 10-17-2025 |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Upper Left Rc LLC at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | UPPERLR752PP |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Date Issued | 10-17-2025 |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Upper Left Rc LLC 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 | Continental Cas Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Nationwide Mutual Ins Co |
| Bond Value | $30,000 |
Upper Left Rc LLC Employees
IL
Isaac Martinez De La Luz
Partner/Member
MI
Martinez De La Luz, Isaac
Owner