Updated: Apr 26, 2026
Location and Projects
Address
1183 S. DuPont Highway, New Castle, DE, 19720
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John J. Maichle, Sr Plumber
John J. Maichle, Sr, 1183 S Dupont Hwy, New Castle, DE (Employee: John F. Noble) holds a Hvacr Restricted license and 2 other licenses according to the Delaware license board.
Their BuildZoom score of 92 ranks in the top 32% of 8,071 Delaware licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring John J. Maichle, Sr, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
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John J. Maichle, Sr Contact Information
Address: 1183 S. DuPont Highway, New Castle, DE 19720
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This is a sample of this contractor's permits. Click here to access their complete permit history.
Mh retirement
Valuation:
N/A
Permit #:
2025-620-MHRL
Status:
complete
Fee:
N/A
Permit Type:
N/A
Building Type:
N/A
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Verified License
BuildZoom confirmed this contractor's license
John J. Maichle, Sr License info
Verified License
| License # | HL-0000189 |
| Status | Active |
| State | Delaware |
| Type | Hvacr Restricted |
| Business Type | Individual |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for John J. Maichle, Sr at the State of Delaware.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | PL-0000539 |
| Status | Active |
| State | Delaware |
| Type | Plumber |
| Business Type | Individual |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for John J. Maichle, Sr at the State of Delaware.
This is a sample of licensing data; click here to access a complete history.
Verified License
| License # | HL-0000346 |
| Status | Active |
| State | Delaware |
| Type | Hvacr Restricted |
| Business Type | Individual |
- BuildZoom verified this license was active as of April 2026.
Verify this license's status for John J. Maichle, Sr at the State of Delaware.
This is a sample of licensing data; click here to access a complete history.
92
BuildZoom Score
John J. Maichle, Sr Employees
JN
John F. Noble
Applicant
JM
John J. Maichle
Applicant