The 25 contractors pulling the most building permits in Dover (NH), ranked by PermitStack's activity score — built from 13,258 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | East Coast HVAC | 6 | 16 | hvac, mechanical | Aug 2022 |
| 2 | MBG Enterprises Inc. | 5 | 16 | — | Oct 2022 |
| 3 | POWELL ELECTRIC | 2 | 84 | electrical, hvac, interior_remodel | Jul 2022 |
| 4 | Heritage Home Service | 2 | 49 | hvac, mechanical | May 2023 |
| 5 | JBC Utility LLC | 2 | 12 | — | Aug 2022 |
| 6 | Sunrun Installation Services, Inc | 1 | 100 | addition, battery, electrical | Jul 2022 |
| 7 | ARTISAN ELECTRIC INC | 1 | 93 | battery, electrical, ev_charger | Jul 2022 |
| 8 | IMPACT FIRE SERVICES | 1 | 90 | addition, demolition, electrical | Jul 2022 |
| 9 | SUPERIOR FIRE PROTECTION INC | 1 | 82 | addition, fire_alarm, interior_remodel | Aug 2022 |
| 10 | PERMIT SERVICES, INC | 1 | 80 | addition, electrical, hvac | Mar 2023 |
| 11 | Petro Home services | 1 | 73 | hvac, mechanical, plumbing | Oct 2022 |
| 12 | CINTAS CORP | 1 | 70 | fire_alarm, interior_remodel, plumbing | Apr 2023 |
| 13 | MR. ELECTRIC | 1 | 69 | electrical, renovation, roofing | Aug 2022 |
| 14 | DANIELS ELECTRIC LLC | 1 | 67 | electrical, hvac, mechanical | Jul 2022 |
| 15 | CHAFFEE INDUSTRIAL ROOFING | 1 | 56 | roofing | Aug 2023 |
| 16 | Telsa, Inc. | 1 | 50 | new_construction, solar | Jul 2022 |
| 17 | GRATEFUL ELECTRIC LLC | 1 | 48 | solar | Jun 2026 |
| 18 | Summit Energy Group | 1 | 45 | roofing, solar | Oct 2022 |
| 19 | Northwoods Builders | 1 | 45 | addition | Feb 2023 |
| 20 | KYSA Inc. | 1 | 43 | hvac | Jun 2026 |
| 21 | Ae Electrical Co | 1 | 37 | electrical | Jan 2024 |
| 22 | McNeil Sheet Metal LLC | 1 | 35 | interior_remodel, roofing | Dec 2022 |
| 23 | Meridian Construction Corporation | 1 | 33 | addition | Aug 2022 |
| 24 | Wiswell Construction | 1 | 31 | addition | Jun 2023 |
| 25 | Katz Group | 1 | 30 | new_construction | Aug 2022 |
"Score" is a 0–100 activity index from permit volume, recency, project value, and geographic reach. "Permits" counts building permits this contractor pulled in Dover (NH).
Query contractors, scores, and permits programmatically — GET /v1/contractors/search?state=NH&sort=score