Location and Projects
A-1 Electrical Service LLC
Full service Electrical Contractor.
Small and large jobs welcome
Serving all of New Haven & Fairfield Counties and Westchester Putnam Counties NY
From BuildZoom: A-1 Electrical Service LLC, Ansonia, CT (Employee: Sean Masi) holds a Electrical Unlimited Contractor license and 3 other licenses according to the Connecticut license board.
Their BuildZoom score of 92 ranks in the top 32% of 12,093 Connecticut licensed contractors.
Their license was verified as active when we last checked. If you are thinking of hiring A-1 Electrical Service LLC, we recommend double-checking their license status with the license board and using our project planner to get competitive quotes.
A-1 Electrical Service LLC Services
Building Permits by A-1 Electrical Service LLC
This is a sample of this contractor's permits. Click here to access their complete permit history.
A-1 Electrical Service LLC Reviews
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A-1 Electrical Service LLC License info
Verified License
| License # | ELC.0189665-E1 |
| Status | Active |
| State | Connecticut |
| Type | Electrical Unlimited Contractor |
| Date Issued | 10-01-2025 |
- BuildZoom verified this license was active as of June 2026.
Verify this license's status for A-1 Electrical Service LLC at the Connecticut Department of Consumer Protection.
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | ELC.0189665-E1 |
| Status | Active |
| State | Connecticut |
| Type | Electrical |
| Class | Unlimited |
- When BuildZoom last verified this license, it had an expiration date of September, 2025. Check the current license status of A-1 Electrical Service LLC with the Connecticut Department of Consumer Protection
This is a sample of licensing data; click here to access a complete history.
License Not Verified
| License # | ELC.0189665-E1 |
| Status | Active |
| State | Connecticut |
| Type | Electrical |
| Class | Unlimited |
- When BuildZoom last verified this license, it had an expiration date of September, 2025. Check the current license status of A-1 Electrical Service LLC with the Connecticut Department of Consumer Protection
This is a sample of licensing data; click here to access a complete history.
Inactive License
| License # | WC880 |
| Status | Inactive |
| Type | Master Electrician |
| Class | Contractor |
- According to the local license board, the status of this license was at one point cancelled. However, this information may have changed.
This is a sample of licensing data; click here to access a complete history.