The 25 contractors pulling the most building permits in Cambridge (Additions), ranked by PermitStack's activity score — built from 14,041 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | HOMEWORKS ENERGY INC | 398 | 93 | addition, electrical, hvac | Mar 2026 |
| 2 | RENEWAL BY ANDERSEN LLC | 254 | 100 | addition, electrical, interior_remodel | Jun 2026 |
| 3 | NEEECO LLC | 175 | 74 | addition, roofing | Jun 2026 |
| 4 | WISE CONSTRUCTION INC | 168 | 80 | addition, demolition, electrical | Jun 2026 |
| 5 | Fresh Start Contracting | 112 | 76 | addition, demolition, electrical | Jun 2026 |
| 6 | Siena Construction Corporation | 111 | 75 | addition, demolition, electrical | Jun 2026 |
| 7 | S+H Construction | 104 | 75 | addition, demolition, electrical | Jun 2026 |
| 8 | The Richmond Group | 83 | 73 | addition, demolition, electrical | May 2026 |
| 9 | Gloucester Builders Inc | 78 | 73 | addition, electrical, hvac | Jun 2026 |
| 10 | PIDC Construction | 77 | 73 | addition, demolition, electrical | Apr 2026 |
| 11 | Berkeley Building Company | 76 | 73 | addition, demolition, electrical | Jun 2026 |
| 12 | RB FARINA ROOFING | 71 | 78 | addition, roofing, solar | Mar 2026 |
| 13 | CLEAN TECH CONSTRUCTION LLC | 66 | 68 | addition | May 2026 |
| 14 | COMMODORE BUILDERS CORP | 64 | 92 | addition, demolition, electrical | Jan 2026 |
| 15 | SIENA CONSTRUCTION LTD | 60 | 74 | addition, demolition, electrical | Feb 2026 |
| 16 | CONSIGLI CONSTRUCTION CO | 58 | 86 | addition, demolition, electrical | Apr 2026 |
| 17 | SHAWMUT DESIGN AND CONSTRUCTION | 55 | 84 | addition, demolition, electrical | Feb 2026 |
| 18 | MCK Remodeling & Painting Inc. | 53 | 71 | addition, demolition, electrical | May 2026 |
| 19 | Elaine Construction Company, Inc. | 51 | 69 | addition, demolition, electrical | Feb 2026 |
| 20 | Lee Kennedy Co | 46 | 71 | addition, demolition, electrical | May 2026 |
| 21 | Columbia Construction Company | 34 | 68 | addition, demolition, electrical | Mar 2026 |
| 22 | TURNER CONSTRUCTION COMPANY | 33 | 99 | addition, battery, demolition | Nov 2025 |
| 23 | HOME DEPOT | 33 | 98 | addition, battery, demolition | Nov 2023 |
| 24 | J.CALNAN & ASSOCIATES,INC | 33 | 74 | addition, demolition, electrical | Jun 2026 |
| 25 | hamell builders | 31 | 65 | addition, demolition, electrical | May 2026 |
"Score" is a 0–100 activity index from permit volume, recency, project value, and geographic reach. "Permits" counts building permits this contractor pulled in Cambridge (Additions).
Query contractors, scores, and permits programmatically — GET /v1/contractors/search?state=MA&sort=score