The 15 contractors pulling the most building permits in Milwaukee, ranked by PermitStack's activity score — built from 115,136 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | FIVE STAR ENERGY SERVICES LLC | 38 | 44 | plumbing | Jul 2026 |
| 2 | HERO PLUMBING | 16 | 65 | plumbing | Jul 2026 |
| 3 | JACKS SERVICES DBA JSI ELECTRIC | 2 | 31 | electrical | Jul 2026 |
| 4 | ROMAN ELECTRIC COMPANY, INC | 2 | 31 | electrical, fire_alarm | Jul 2026 |
| 5 | Element Electric Inc | 1 | 95 | battery, demolition, electrical | Jun 2026 |
| 6 | MILESTONE PLUMBING | 1 | 92 | electrical, foundation, hvac | Jun 2026 |
| 7 | PIEPER ELECTRIC | 1 | 83 | addition, battery, electrical | Jun 2026 |
| 8 | NETWORK CABLING SERVICES INC | 1 | 67 | electrical | Jul 2026 |
| 9 | AFFORDABLE HEATING & A/C | 1 | 53 | hvac, mechanical | Jun 2026 |
| 10 | XPERIENCE ELECTRIC, LLC | 1 | 28 | electrical | Jul 2026 |
| 11 | JM BRENNAN INC | 1 | 28 | hvac | Jun 2026 |
| 12 | PRIME SERVICE PROVIDERS INC | 1 | 28 | electrical | Jun 2026 |
| 13 | EXPERT INSTALLATIONS, LLC | 1 | 28 | plumbing | Jun 2026 |
| 14 | EP ARCHITECTURE, LLC | 1 | 28 | grading | Jul 2026 |
| 15 | MALONES PLUMBING & HEATING INC | 1 | 28 | electrical | Jun 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 Milwaukee.
Query contractors, scores, and permits programmatically — GET /v1/contractors/search?state=WI&sort=score