The 25 contractors pulling the most building permits in Tustin, ranked by PermitStack's activity score — built from 47,442 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | SCOTT PLUMBING INC | 519 | 88 | interior_remodel, plumbing | Jun 2026 |
| 2 | BROOKFIELD TUSTIN TOWNS LLC | 328 | 67 | electrical, fence, grading | Nov 2023 |
| 3 | Sunrun Installation Services, Inc | 313 | 100 | addition, battery, electrical | Jun 2026 |
| 4 | L U ELECTRIC INC | 267 | 86 | electrical, hvac, interior_remodel | Apr 2026 |
| 5 | SERVICE CHAMPIONS | 243 | 100 | addition, electrical, hvac | Jun 2026 |
| 6 | LENNAR CORPORATION | 240 | 85 | addition, electrical, fence | Sep 2020 |
| 7 | AmTech Heating & Air | 237 | 78 | addition, hvac, interior_remodel | Feb 2025 |
| 8 | TESLA INC | 203 | 100 | addition, battery, electrical | Jun 2026 |
| 9 | Mike Rovner Construction | 194 | 83 | addition, electrical, fence | Apr 2026 |
| 10 | Cuesta Construction Corp | 182 | 80 | addition, demolition, electrical | Jun 2026 |
| 11 | Sunrun Inc | 172 | 100 | addition, battery, electrical | Jun 2026 |
| 12 | TAYLOR MORRISON SERVICES INC | 115 | 92 | addition, demolition, electrical | Apr 2024 |
| 13 | Solar Optimum, Inc | 113 | 100 | battery, electrical, ev_charger | Apr 2026 |
| 14 | ASSOCIATED HEATING & AIR INC | 110 | 76 | addition, electrical, hvac | Jun 2026 |
| 15 | FEDRA Heating | 101 | 69 | hvac, interior_remodel | Jun 2026 |
| 16 | GREYTHON CONSTRUCTION | 100 | 78 | addition, demolition, electrical | Jun 2026 |
| 17 | SUNPOWER CORPORATION SYSTEMS | 99 | 99 | addition, battery, electrical | Jul 2024 |
| 18 | INTEGRITY BUILDERS GENERAL CONTRACTORS INC | 90 | 75 | addition, electrical, fence | Aug 2019 |
| 19 | ROYAL WINDOW PRODUCTS INC | 81 | 40 | interior_remodel | Nov 2018 |
| 20 | MERITAGE HOMES OF CALIFORNIA INC | 75 | 97 | addition, demolition, electrical | Apr 2026 |
| 21 | Service First Inc | 73 | 86 | addition, demolition, electrical | Oct 2025 |
| 22 | Lennar Homes California Coastal Division | 72 | 46 | electrical, grading, interior_remodel | Dec 2019 |
| 23 | TLP Electric integrations, inc. | 68 | 100 | battery, electrical, interior_remodel | Mar 2026 |
| 24 | Tesla Energy, Inc | 68 | 100 | addition, battery, electrical | May 2023 |
| 25 | Bright Planet Solar | 68 | 99 | battery, electrical, grading | Nov 2025 |
"Score" is a 0–100 activity index from permit volume, recency, project value, and geographic reach. "Permits" counts building permits this contractor pulled in Tustin.
Query contractors, scores, and permits programmatically — GET /v1/contractors/search?state=CA&sort=score