Updated: Mar 29, 2026
Location
Address
5816 RAY NASH DR NW, Gig Harbor, WA, 98335
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Cornerstone Groundworks Construction
Cornerstone Groundworks, 5816 Ray Nash Dr NW, Gig Harbor, WA (Owned by: Anderson, Erik William) 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 Cornerstone Groundworks, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Cornerstone Groundworks Services
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Cornerstone Groundworks Contact Information
Phone Number: (360) 388-7186
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Address: 5816 RAY NASH DR NW, Gig Harbor, WA 98335
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Verified License
BuildZoom confirmed this contractor's license
Cornerstone Groundworks License info
Verified License
| License # | CORNEG*757PL |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Limited Liability Company |
| Date Issued | 10-13-2025 |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Cornerstone Groundworks at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | CORNEG*757PL |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Date Issued | 10-13-2025 |
| Business Type | Limited Liability Company |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for Cornerstone Groundworks 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 | Western National Assur Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | American Contractors Indem Co |
| Bond Value | $30,000 |
Cornerstone Groundworks Employees
AW
Anderson, Erik William
Owner
EA
Erik Anderson
Partner/Member