Updated: May 05, 2026
Location and Projects
Address
6999 E FOOTHILL RD, Idaho Falls, ID, 83401
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Koester William Construction
Koester William, 6999 E Foothill Rd, BONNEVILLE, ID (Employee: William Koester) holds a General Remodel license and 1 other 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 Koester William, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Koester William Services
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Koester William Contact Information
Phone Number: (208) 529-6548
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Address: 6999 E FOOTHILL RD, BONNEVILLE, ID 83401
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Addition cover to deck - rear yard
Valuation:
$3,151
Permit #:
09-0619
Status:
final
Fee:
$223
Permit Type:
Remodel
Building Type:
N/A
Roof cover - hopkins rodin
Valuation:
$3,000
Permit #:
08-2292C
Status:
final
Fee:
$120
Permit Type:
Remodel
Building Type:
N/A
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Koester William Reviews
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Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Koester William License info
Verified License
| License # | RCT-10378 |
| Status | Active |
| State | Idaho |
| Type | General Remodel |
- BuildZoom has not verified this license since January, 2010.
Verify this license's status for Koester William at the State of Idaho Bureau Of Occupational Licenses.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | RCT-10378 |
| Status | Inactive |
| State | Idaho |
| Type | General Contractor Registration |
- According to the State of Idaho Bureau Of Occupational Licenses, 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 Koester William 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
Koester William Employees
WK
William Koester