The 25 contractors pulling the most building permits in Hayward, ranked by PermitStack's activity score — built from 64,875 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | Bright Planet Solar | 143 | 100 | battery, electrical, interior_remodel | May 2026 |
| 2 | CITADEL ROOFING AND SOLAR | 58 | 100 | battery, electrical, roofing | Jun 2026 |
| 3 | SERVICE CHAMPIONS | 38 | 95 | addition, electrical, hvac | Jun 2026 |
| 4 | Sunrun Installation Services, Inc | 37 | 100 | addition, battery, electrical | Jun 2026 |
| 5 | Citadel Roofing & Solar | 23 | 99 | battery, electrical, renovation | Feb 2025 |
| 6 | FAST WATER HEATER CO | 21 | 97 | electrical, hvac, mechanical | Jun 2026 |
| 7 | Better Earth Electric | 18 | 100 | battery, electrical, renovation | Jun 2026 |
| 8 | empower solar | 18 | 100 | battery, electrical, hvac | Sep 2025 |
| 9 | Solar Optimum, Inc | 14 | 100 | battery, electrical, ev_charger | May 2026 |
| 10 | Axia Solar | 14 | 100 | battery, electrical, solar | May 2026 |
| 11 | SOLARSESAME INC | 14 | 93 | battery, solar | Dec 2025 |
| 12 | D R HORTON BAY INC | 14 | 76 | addition, electrical, mechanical | Mar 2024 |
| 13 | Beck Roofing Company Inc | 14 | 53 | roofing, solar | May 2026 |
| 14 | YOUR ENERGY SOLUTIONS | 13 | 99 | battery, electrical, solar | May 2026 |
| 15 | V3 Electric, Inc | 12 | 100 | battery, electrical, renovation | Nov 2024 |
| 16 | Sunrun Inc | 11 | 100 | addition, battery, electrical | May 2024 |
| 17 | SEMPER SOLARIS CONSTRUCTION INC | 10 | 100 | battery, electrical, ev_charger | Jan 2026 |
| 18 | Tesla Energy, Inc | 10 | 100 | battery, electrical, ev_charger | Jan 2023 |
| 19 | Nuvera Construction Inc. | 10 | 57 | solar | Oct 2025 |
| 20 | A-1 Roof Management and Construction | 10 | 48 | roofing | May 2026 |
| 21 | RENEWAL BY ANDERSEN LLC | 9 | 100 | addition, electrical, interior_remodel | Jun 2026 |
| 22 | ELEVATE CONSTRUCTION INC. | 9 | 76 | addition, electrical, hvac | Aug 2024 |
| 23 | Brighton Coulson Inc. | 9 | 59 | interior_remodel, new_construction, sign | May 2026 |
| 24 | SunPower Corp | 8 | 99 | electrical, hvac, solar | Jan 2024 |
| 25 | HOME DEPOT USA INC | 8 | 98 | fence, hvac, interior_remodel | Aug 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 Hayward.
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