Updated: May 13, 2026
Location
Address
P.O. Box 307, Littlerock, WA, 98556
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S.T.S. Construction
S.T.S. Inc, Littlerock, Po Box 307, Littlerock, WA (Owned by: Schenck, Samuel Jay) 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 S.T.S. Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
S.T.S. Inc Services
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S.T.S. Inc Contact Information
Phone Number: (360) 481-2965
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Address: P.O. Box 307, Littlerock, WA 98556
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Verified License
BuildZoom confirmed this contractor's license
S.T.S. Inc License info
Verified License
| License # | STSINTS819D6 |
| Status | Active |
| City | Tukwila |
| Type | Construction Contractor, General |
| Class | Corporation |
| Business Type | Corporation |
- BuildZoom verified this license was active as of March 2026.
Verify this license's status for S.T.S. Inc at the The City of Tukwila, WA.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | STSINTS819D6 |
| Status | Active |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
| Business Type | Corporation |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for S.T.S. Inc 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 | Ohio Security Ins Co |
| Insured up to | $1,000,000 |
Bonded
| Bonded Agent | Developers Surety & Indem Co |
| Bond Value | $12,000 |
S.T.S. Inc Employees
SS
Samuel Schenck
President
SJ
Schenck, Samuel Jay
Owner
TS
Trisha Schenck
Vice President