Updated: Jun 01, 2026
Location
Address
3218 SAINT PETERS CHURCH RD, Waldorf, MD, 20601
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James Carl Windsor III HVAC/Mechanical Contractor
James Carl Windsor III, 3218 Saint Peters Church Rd, Waldorf, MD (Owned by: James Carl Windsor Iii) holds a Heating, Ventilation, Air Conditioning And Refrigeration license and 1 other license according to the Maryland license board.
Their BuildZoom score of 91 ranks in the top 37% of 58,058 Maryland licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring James Carl Windsor III, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
James Carl Windsor III Contact Information
Address: 3218 SAINT PETERS CHURCH RD, Waldorf, MD 20601
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Verified License
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James Carl Windsor III License info
Verified License
| License # | 5721 |
| Status | Active |
| State | Maryland |
| Type | Heating, Ventilation, Air Conditioning And Refrigeration |
- BuildZoom verified this license was active as of May 2026.
Verify this license's status for James Carl Windsor III at the Maryland Department of Labor, Licensing & Regulation.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | 5721 |
| Status | Active |
| State | Maryland |
| Type | Heating, Ventilation, Air Conditioning And Refrigeration |
| Class | Heating, Ventilation, Air Conditioning and Refrigeration |
- When BuildZoom last verified this license, it had an expiration date of March, 2019. Check the current license status of James Carl Windsor III with the Maryland Department of Labor, Licensing & Regulation
This is a sample of licensing data; click here to access a complete history.
91
BuildZoom Score
James Carl Windsor III Employees
JI
James Carl Windsor Iii
Owner