The 25 contractors pulling the most building permits in Milwaukee, ranked by PermitStack's activity score — built from 216,473 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | FIVE STAR ENERGY SERVICES LLC | 99 | 48 | plumbing | Jul 2026 |
| 2 | Element Electric Inc | 93 | 99 | addition, battery, demolition | Aug 2026 |
| 3 | HERO PLUMBING | 84 | 69 | plumbing | Aug 2026 |
| 4 | PIEPER ELECTRIC | 16 | 85 | addition, battery, electrical | Aug 2026 |
| 5 | Capital Construction Services | 13 | 92 | addition, demolition, electrical | Aug 2026 |
| 6 | TRAWICKI ELECTRIC INC. | 12 | 38 | electrical | Jul 2026 |
| 7 | MALONE'S PLUMBING & HEATING, INC | 10 | 37 | plumbing | Jul 2026 |
| 8 | DMJ SERVICES, LLC | 10 | 37 | electrical | Jul 2026 |
| 9 | EXPERT INSTALLATIONS, LLC | 8 | 37 | plumbing | Aug 2026 |
| 10 | JM ELECTRICAL CONTRACTORS, LLC | 8 | 36 | electrical | Jul 2026 |
| 11 | CURRENT ELECTRIC INC | 7 | 100 | addition, battery, demolition | Jul 2026 |
| 12 | XPERIENCE ELECTRIC, LLC | 7 | 36 | electrical | Aug 2026 |
| 13 | ELECT-TECH, INC | 6 | 35 | electrical | Jun 2026 |
| 14 | MIDWEST HEATING & COOLING, INC. | 5 | 73 | addition, hvac, interior_remodel | Aug 2026 |
| 15 | MALONES PLUMBING & HEATING INC | 5 | 34 | electrical, hvac | Jul 2026 |
| 16 | PARTNERS FOR COMMUNITY DEVELOPMENT INC, | 5 | 34 | electrical, hvac | Jul 2026 |
| 17 | GREEN HOMEOWNERS UNITED LLC | 5 | 34 | electrical | Jul 2026 |
| 18 | Knight Plumbing LLC | 4 | 66 | plumbing | Aug 2026 |
| 19 | JF AHERN CO | 4 | 57 | fire_alarm | Jul 2026 |
| 20 | AFFORDABLE HEATING & A/C | 4 | 55 | hvac, mechanical | Jul 2026 |
| 21 | BADGER BASEMENT SYSTEMS,INC | 4 | 37 | renovation | Aug 2026 |
| 22 | JM BRENNAN INC | 4 | 35 | fire_alarm, hvac, plumbing | Jul 2026 |
| 23 | ROMAN ELECTRIC COMPANY, INC | 4 | 34 | electrical, fire_alarm | Aug 2026 |
| 24 | KLA ELECTRIC LLC | 4 | 34 | electrical | Aug 2026 |
| 25 | GREAT LAKES FIRE PROTECTION, LLC | 4 | 33 | fire_alarm | 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