The 25 contractors pulling the most building permits in Mariposa County, ranked by PermitStack's activity score — built from 20,200 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | Natural Environments, Inc | 43 | 77 | addition, demolition, fence | Apr 2026 |
| 2 | Yosemite Falls Inc | 31 | 38 | grading, plumbing | Jun 2025 |
| 3 | R Hambleton Electric | 24 | 52 | plumbing, solar | Oct 2025 |
| 4 | Sierra Mariposa Properties/Petretti Construction | 20 | 64 | addition, demolition, grading | Jun 2026 |
| 5 | William R Dewitt Construction | 15 | 57 | addition, roofing | May 2026 |
| 6 | Mountain Dirt Inc | 14 | 58 | grading, plumbing, roofing | Feb 2026 |
| 7 | Wellco Drilling, Inc. | 14 | 56 | plumbing | Sep 2025 |
| 8 | RENEWAL BY ANDERSEN LLC | 13 | 100 | addition, demolition, electrical | Feb 2026 |
| 9 | LAWSON CONSTRUCTION | 13 | 86 | addition, demolition, electrical | May 2026 |
| 10 | SUMMIT ELECTRIC INC | 12 | 98 | battery, demolition, electrical | May 2026 |
| 11 | Offline Solar Electric | 12 | 84 | battery, new_construction, solar | Jun 2026 |
| 12 | Trujillo and Sons Construction | 12 | 59 | addition, demolition, plumbing | Apr 2026 |
| 13 | DL Weiland Construction | 11 | 54 | addition, interior_remodel, new_construction | Oct 2025 |
| 14 | JMT Construction LLC | 10 | 75 | addition, demolition, electrical | Jul 2026 |
| 15 | Bricker Construction | 8 | 59 | fence, new_construction | Jun 2025 |
| 16 | Salonen Construction | 8 | 53 | addition, grading, new_construction | Jul 2025 |
| 17 | Pearson Excavating Inc | 8 | 47 | grading, plumbing | Oct 2025 |
| 18 | empower solar | 7 | 100 | battery, electrical, hvac | Jun 2026 |
| 19 | HOME DEPOT | 7 | 100 | addition, battery, demolition | Feb 2026 |
| 20 | S & S Electric | 7 | 93 | electrical, hvac, plumbing | Jun 2025 |
| 21 | Andrew's Electric Inc. | 7 | 70 | electrical, interior_remodel, new_construction | Jan 2026 |
| 22 | Apex Construction Enterprises Inc | 7 | 58 | addition, fence, new_construction | Jul 2025 |
| 23 | Bright Planet Solar | 6 | 100 | addition, battery, electrical | Jun 2025 |
| 24 | Mastec Network Solutions, LLC | 6 | 100 | addition, battery, demolition | Sep 2025 |
| 25 | SOLAR MAINTENANCE PROS INC. | 6 | 99 | electrical, plumbing, roofing | Feb 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 Mariposa County.
Query contractors, scores, and permits programmatically — GET /v1/contractors/search?state=CA&sort=score