Updated: Jan 24, 2026
Location and Projects
Address
22514 NE 19TH PL, Sammamish, WA, 98074
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Sitzhammer Construction
Their BuildZoom score of 90 indicates that they are licensed or registered but we do not have additional information about them.
If you are thinking of hiring Sitzhammer, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Sitzhammer Services
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Sitzhammer Contact Information
Phone Number: (425) 836-5361
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Address: 22514 NE 19TH PL, Sammamish, WA 98074
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Remodel existing single family home construct additional s , remodel existing single family home construct additional sf for garage dining area master bathroom and bedroom
Valuation:
N/A
Permit #:
BLD2005-00391
Status:
expired
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Sitzhammer License info
License Not Verified
| License # | SITZH**978NM |
| Status | Active |
| City | Sammamish |
| Type | Contractor |
- When BuildZoom last verified this license, it had an expiration date of December, 2021. Check the current license status of Sitzhammer with the The City of Sammamish, WA
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | SITZH**978NM |
| Status | Active |
| City | Sammamish |
| Type | Contractor, Contractor |
- When BuildZoom last verified this license, it had an expiration date of August, 2013. Check the current license status of Sitzhammer with the The City of Sammamish, WA
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | SITZH**978NM |
| Status | Inactive |
| State | Washington |
| Type | Construction Contractor, Construction Contractor |
- 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 Sitzhammer at the Washington State Department of Labor & Industries.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
Sitzhammer Employees
RS
Roberta Sitz
Owner
SR
Sitz, Roberta
Owner