The 14 contractors pulling the most building permits in Pima County, ranked by PermitStack's activity score — built from 19,183 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | OCOTILLO ENGINEERING, LLC | 20 | 43 | plumbing | Sep 2026 |
| 2 | Leaf Home Water Solutions, LLC | 6 | 82 | electrical, plumbing | Sep 2026 |
| 3 | DELTA MECHANICAL | 3 | 100 | addition, electrical, fire_alarm | Sep 2026 |
| 4 | MERITAGE HOMES CONSTRUCTION | 3 | 89 | addition, electrical, fence | Sep 2026 |
| 5 | Erie Construction Mid-West, LLC | 2 | 100 | addition, interior_remodel, new_construction | Sep 2026 |
| 6 | BRINCOR LLC | 2 | 74 | electrical, plumbing, pool | Sep 2026 |
| 7 | SOVEREIGN ELECTRIC LLC | 1 | 78 | addition, electrical, ev_charger | Sep 2026 |
| 8 | CUMMINGS PLUMBING INC | 1 | 77 | electrical, hvac, interior_remodel | Sep 2026 |
| 9 | Silverado Rooter and Plumbing | 1 | 71 | electrical, hvac, plumbing | Sep 2026 |
| 10 | FEARLESS CONTRACTING INC | 1 | 29 | plumbing | Sep 2026 |
| 11 | PRO FLOW LLC | 1 | 29 | plumbing | Sep 2026 |
| 12 | CURTIS PLUMBING COMPANY INC | 1 | 29 | electrical | Sep 2026 |
| 13 | R V B HVAC LLC | 1 | 29 | electrical | Sep 2026 |
| 14 | TRYLON USA INC. | 1 | 29 | addition | Sep 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 Pima County.
Query contractors, scores, and permits programmatically — GET /v1/contractors/search?state=AZ&sort=score