The 25 contractors pulling the most building permits in Naperville, ranked by PermitStack's activity score — built from 37,556 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | MAC Electrical, LLC | 159 | 78 | electrical, fire_alarm, new_construction | Sep 2025 |
| 2 | STAAR CORP | 158 | 70 | electrical, renovation | Aug 2026 |
| 3 | GRAY'S PLUMBING | 112 | 89 | addition, electrical, interior_remodel | Aug 2026 |
| 4 | PULTE HOMES | 93 | 100 | addition, demolition, electrical | Aug 2026 |
| 5 | Complete Solar | 93 | 100 | addition, battery, electrical | Dec 2025 |
| 6 | DIRECT LINE COMMUNICATIONS INC | 77 | 47 | renovation | Jul 2026 |
| 7 | Spring Creek Landscape Inc | 75 | 65 | foundation, renovation | Jun 2026 |
| 8 | Al's Family Construction | 74 | 72 | demolition, fire_alarm, new_construction | Aug 2026 |
| 9 | DUBOIS PAVING CO | 67 | 80 | interior_remodel, renovation | Aug 2026 |
| 10 | TESLA INC | 66 | 100 | addition, battery, electrical | Jun 2026 |
| 11 | M/I HOMES | 66 | 98 | addition, demolition, electrical | Aug 2026 |
| 12 | HARTLAND PLUMBING | 66 | 69 | fire_alarm, plumbing | Aug 2026 |
| 13 | RAINMAKERS IRRIGATION & MAINTENANCE, INC | 53 | 67 | plumbing, renovation | Jul 2026 |
| 14 | CAMPTON PLUMBING LLC | 49 | 63 | fire_alarm | Jul 2026 |
| 15 | C B CONLIN LANDSCAPES INC | 48 | 71 | electrical, foundation, interior_remodel | Jun 2026 |
| 16 | Ranger Exteriors, Inc. | 47 | 69 | renovation, roofing | May 2026 |
| 17 | Carlisle Utility Contractors, Inc. | 47 | 46 | renovation | Aug 2026 |
| 18 | POWER PAVING | 40 | 67 | new_construction, renovation | Jun 2026 |
| 19 | Veruna LLC | 39 | 63 | fire_alarm, foundation, new_construction | Dec 2025 |
| 20 | NORTON SONS ROOFING | 36 | 71 | roofing | Apr 2026 |
| 21 | ILLINOIS FENCE COMPANY | 35 | 93 | addition, fence, renovation | Aug 2026 |
| 22 | INNOVATIVE CONCRETE CONSTRUCTION INC. | 35 | 67 | electrical, new_construction, renovation | Jun 2026 |
| 23 | Pro Fence, Inc. | 35 | 64 | fence, new_construction | Aug 2026 |
| 24 | IOC CONSTRUCTION | 34 | 71 | foundation, interior_remodel, renovation | Apr 2026 |
| 25 | R.S. SERVICE SYSTEMS | 34 | 44 | renovation | 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 Naperville.
Query contractors, scores, and permits programmatically — GET /v1/contractors/search?state=IL&sort=score