Directory / Groton / Electrical
Mattern Construction
2 permits across 1 town in the last 6 months
Electrical · Landscaping
Business contact from Groton EnerGov permit-detail contacts (CT), checked Sep 24, 2026. Not from permit records.
Activity by month
Permits filed each month. The first and last months are partial.
Where they’re working
Permits filed under this contractor by state and town, last 6 months.
Connecticut 2
Types of projects
By place, trade and period
| Town / city | State | Trade | Last 90 days | Last 6 months | All documented |
|---|---|---|---|---|---|
| Groton | CT | Electrical | 1 | 1 | 1 |
| Groton | CT | Landscaping | 1 | 1 | 1 |
Permit timeline
- Sep 24, 2026LIGHTING INSTALLATION AND WIRING INSTALLATION OF UNDERGROUND CONDUIT FOR LIGHTING. INSTALLATION OF CONDUIT AND WIRING FOGroton · Electrical · Electrical · Fees Due · #EP26-0326
- Sep 18, 2026Construction of the USS Groton Sail Monument, including concrete foundations, steel retaining walls, granite and concretGroton · Landscaping · Commercial - New Construction · Issued · #BLDC26-0074
Permit counts reflect permits filed in public town records naming this contractor as applicant. A permit shows permitted activity, not necessarily completed work, quality of work, or a final inspection.
License
We haven’t verified a state license for this name yet. We only show license details when we can match the record to this contractor with confidence. You can check directly at the Connecticut eLicense (Department of Consumer Protection) license lookup.
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Sources
- Town of Groton EnerGov Civic Self Service (permit-detail contacts) · retrieved Nov 15, 2026
Not verified: contact info, business address, insurance, reviews. Page built Nov 15, 2026.