Updated: May 05, 2026
Location
Address
928 PRESTON AVE, Lewiston, ID, 83501
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Grittco Construction
Grittco LLC, 928 Preston Ave, Lewiston, ID (Owned by: Colleen Grittner, Mitchell Grittner) holds a General Contractor Registration license according to the Idaho license board.
Their BuildZoom score of 90 indicates that they are licensed or registered but we do not have additional information about them.
Their license was verified as active when we last checked. If you are thinking of hiring Grittco LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
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Grittco LLC Contact Information
Address: 928 PRESTON AVE, Lewiston, ID 83501
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Grittco LLC License info
Verified License
| License # | RCE-40354 |
| Status | Active |
| State | Idaho |
| Type | General Contractor Registration |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for Grittco LLC at the State of Idaho Bureau Of Occupational Licenses.
This is a sample of licensing data; click here to access a complete history.
90
BuildZoom Score
Grittco LLC Employees
CG
Colleen Grittner, Mitchell Grittner
Owner