The 25 contractors pulling the most building permits in Cambridge (Additions), ranked by PermitStack's activity score — built from 14,218 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | HOMEWORKS ENERGY INC | 398 | 96 | addition, electrical, hvac | Mar 2026 |
| 2 | RENEWAL BY ANDERSEN LLC | 256 | 100 | addition, demolition, electrical | Aug 2026 |
| 3 | NEEECO LLC | 177 | 75 | addition, interior_remodel, roofing | Jun 2026 |
| 4 | WISE CONSTRUCTION INC | 170 | 89 | addition, demolition, electrical | Jul 2026 |
| 5 | Siena Construction Corporation | 113 | 74 | addition, demolition, electrical | Jul 2026 |
| 6 | Fresh Start Contracting | 112 | 76 | addition, demolition, electrical | Jun 2026 |
| 7 | S+H Construction | 106 | 75 | addition, demolition, electrical | Jun 2026 |
| 8 | The Richmond Group | 85 | 75 | addition, demolition, electrical | Jul 2026 |
| 9 | Gloucester Builders Inc | 80 | 72 | addition, electrical, hvac | Jul 2026 |
| 10 | PIDC Construction | 77 | 72 | addition, demolition, electrical | Apr 2026 |
| 11 | Berkeley Building Company | 76 | 73 | addition, demolition, electrical | Jun 2026 |
| 12 | RB FARINA ROOFING | 71 | 79 | addition, roofing, solar | Mar 2026 |
| 13 | CLEAN TECH CONSTRUCTION LLC | 66 | 68 | addition, interior_remodel | May 2026 |
| 14 | COMMODORE BUILDERS CORP | 64 | 93 | addition, demolition, electrical | Jan 2026 |
| 15 | SIENA CONSTRUCTION LTD | 61 | 74 | addition, demolition, electrical | Jul 2026 |
| 16 | CONSIGLI CONSTRUCTION CO | 59 | 91 | addition, demolition, electrical | Jul 2026 |
| 17 | SHAWMUT DESIGN AND CONSTRUCTION | 57 | 94 | addition, demolition, electrical | Jul 2026 |
| 18 | MCK Remodeling & Painting Inc. | 53 | 71 | addition, demolition, electrical | May 2026 |
| 19 | Elaine Construction Company, Inc. | 51 | 68 | addition, demolition, electrical | Feb 2026 |
| 20 | Lee Kennedy Co | 46 | 70 | addition, demolition, electrical | May 2026 |
| 21 | J.CALNAN & ASSOCIATES,INC | 34 | 76 | addition, demolition, electrical | Jul 2026 |
| 22 | Columbia Construction Company | 34 | 68 | addition, demolition, electrical | Mar 2026 |
| 23 | HOME DEPOT | 33 | 100 | addition, battery, demolition | Nov 2023 |
| 24 | TURNER CONSTRUCTION COMPANY | 33 | 100 | addition, battery, demolition | Nov 2025 |
| 25 | Columbia Construction | 32 | 75 | addition, demolition, electrical | Jul 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