The 18 contractors pulling the most building permits in San Jose, ranked by PermitStack's activity score — built from 29,298 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | Sunrun Inc | 165 | 100 | addition, battery, electrical | Aug 2026 |
| 2 | JIREH INC | 143 | 78 | roofing, solar | Sep 2026 |
| 3 | SILICON VALLEY BUILDERS GROUP | 92 | 75 | addition, interior_remodel, new_construction | May 2026 |
| 4 | GROUNDWORKS CALIFORNIA LLC | 88 | 97 | addition, fence, foundation | Aug 2026 |
| 5 | IQV CONSTRUCTION, INC Christina Johnson | 74 | 70 | roofing | Aug 2026 |
| 6 | FUSE SERVICE INC. | 70 | 96 | addition, battery, electrical | Sep 2026 |
| 7 | FIEDLER CONSTRUCTION & ROOFING INC | 57 | 73 | addition, interior_remodel, roofing | Sep 2026 |
| 8 | ON-TIME AC & HEATING | 55 | 46 | addition | Aug 2026 |
| 9 | WARNER CUSTOM HOMES | 53 | 91 | foundation, interior_remodel, mechanical | May 2026 |
| 10 | CENTER STATE CONSTRUCTION INC | 52 | 79 | demolition, electrical, fence | Aug 2026 |
| 11 | ALL SEASONS ROOFING SERVICE | 44 | 69 | roofing | Aug 2026 |
| 12 | SIS CONSTRUCTION, INC | 44 | 33 | renovation | Feb 2024 |
| 13 | IRBIS HVAC | 33 | 83 | electrical, ev_charger, hvac | Apr 2026 |
| 14 | ARS AMERICAN RESIDENTIAL SERVICES | 33 | 80 | addition, hvac, plumbing | May 2026 |
| 15 | RANDO AAA HVAC INC | 33 | 70 | addition, hvac, plumbing | Jun 2026 |
| 16 | WISE BUILDERS REMODELING INC | 32 | 69 | addition, demolition, hvac | Sep 2026 |
| 17 | JEMICO LLC | 29 | 100 | addition, interior_remodel, new_construction | Sep 2026 |
| 18 | SMP CONSTRUCTION | 27 | 88 | addition, demolition, electrical | Aug 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 San Jose.
Query contractors, scores, and permits programmatically — GET /v1/contractors/search?state=CA&sort=score