Updated: Feb 10, 2026
Location and Projects
Address
East Dubuque, IL, 61025
Use our bidding system to
request a quote
Harold Middendorf Construction Roofer
Harold Middendorf Construction, East Dubuque, IL holds a Contractor license and 1 other license according to the Iowa license board.
Their BuildZoom score of 92 ranks in the top 32% of 65,686 Illinois licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring Harold Middendorf Construction, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
Harold Middendorf Construction Contact Information
Phone Number: (815) 747-2464
Edit
Do you work for this business? Unlock this free profile to update company info and see who's viewing your profile.
Building Permits by Harold Middendorf Construction
This is a sample of this contractor's permits. Click here to access their complete permit history.
Interior remodel of bedroom bathroom family room install 3 egress windows
Valuation:
$20,000
Permit #:
B18-0351
Status:
issued
Fee:
$228
Permit Type:
N/A
Building Type:
N/A
Similar Contractors See more
License # C110760
Savanna, IL
94
BZ Score
-
Avg Project
-
Projects
97
BZ Score
-
Avg Project
-
Projects
License # 104017277
Lanark, IL
93
BZ Score
-
Avg Project
-
Projects
Harold Middendorf Construction Reviews
BuildZoom hasn't received any reviews for Harold Middendorf Construction. Click here to be alerted when reviews are posted about them.
Recent Buildzoom Projects
Verified License
BuildZoom confirmed this contractor's license
Harold Middendorf Construction License info
Verified License
| License # | C086202 |
| Status | Active |
| State | Iowa |
| Type | Contractor |
| Date Issued | 08-05-2025 |
| Business Type | Sole Proprietorship |
- BuildZoom verified this license was active as of February 2026.
Verify this license's status for Harold Middendorf Construction at the Iowa Workforce Development Agency.
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | 104003167 |
| Status | Inactive |
| State | Illinois |
| Type | Licensed Roofing Contractor |
| Business Type | Sole Proprietorship |
- According to the Illinois Department of Financial & Professional Regulation, 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 Harold Middendorf Construction at the Illinois Department of Financial & Professional Regulation.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
Bonded
| Bond Value | $25,000 |
Harold Middendorf Construction Employees
HM
Harold Middendorf
Owner