Updated: May 29, 2026
Location and Projects
Address
1550 WILLMAR AVE, Jefferson County, CO, 80419
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Terwisscha Construction Inc
Terwisscha Construction Inc at 1550 WILLMAR AVE, Jefferson County, CO 80419, (Employee: Keith Nelson) has a BuildZoom score of 0 and ranks in the top 99% of 55,949 Colorado contractors.
If you are thinking of hiring Terwisscha Construction Inc, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Terwisscha Construction Inc Services
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Terwisscha Construction Inc Contact Information
Phone Number: (320) 236-1664
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Address: 1550 WILLMAR AVE, Jefferson County, CO 80419
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Building Permits by Terwisscha Construction Inc
This is a sample of this contractor's permits. Click here to access their complete permit history.
4175 e. warren avenue complete remodel - university hills animal hospital - - change of use back out demolish valuation $20 000.00 - prep demolish issued 01/04/12 aha
Valuation:
N/A
Permit #:
2011-COMMCON-0068919009
Status:
approved
Fee:
$2,252
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$319,294
Permit #:
68919009
Status:
N/A
Fee:
$2,002
Permit Type:
N/A
Building Type:
N/A
4175 e. warren avenue complete remodel - university hills animal hospital - - change of use back out demolish valuation $20 000.00 - prep demolish issued 01/04/12 aha
Valuation:
N/A
Permit #:
2012-DEMO-0063203005
Status:
approved
Fee:
$279
Permit Type:
N/A
Building Type:
N/A
4175 e warren ave - university hills animal hospital - exterior remodel/ramps/canopy
Valuation:
N/A
Permit #:
2012-COMMCON-0095438003
Status:
approved
Fee:
$865
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$117,000
Permit #:
95438003
Status:
N/A
Fee:
$865
Permit Type:
N/A
Building Type:
N/A
Modified dwgs to log #2012x00222 university hills animal hospital 4175 e. warren avenue ***hourly charge***
Valuation:
N/A
Permit #:
2012-COMMCON-0000163420
Status:
approved
Fee:
$250
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$0
Permit #:
00163420
Status:
N/A
Fee:
$0
Permit Type:
N/A
Building Type:
N/A
No Description Available
Valuation:
$20,000
Permit #:
63203005
Status:
N/A
Fee:
$179
Permit Type:
N/A
Building Type:
N/A
Terwisscha Construction Inc Reviews
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Terwisscha Construction Inc License info
License Not Verified
| Status | Active |
| County | Jefferson County |
| Type | Class B Contractor (Up To 3 Stories) |
| Class | Up to 3 Stories |
- When BuildZoom last verified this license, it had an expiration date of December, 2023. Check the current license status of Terwisscha Construction Inc with the Jefferson County Licensed Contractors
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| Status | Active |
| City | Denver |
- When BuildZoom last verified this license, it had an expiration date of October, 2021. Check the current license status of Terwisscha Construction Inc with the City and County of Denver Community Planning and Development
This is a sample of licensing data; click here to access a complete history.
Inactive License
| Status | Inactive |
| City | Denver |
| Type | Building Contractor Class B |
- According to the City and County of Denver Community Planning and Development, 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.
This is a sample of licensing data; click here to access a complete history.
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BuildZoom Score
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Terwisscha Construction Inc Employees
KN
Keith Nelson