The 25 contractors pulling the most building permits in Anne Arundel County, ranked by PermitStack's activity score — built from 3,376 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | Constellation Home | 28 | 68 | plumbing | Oct 2026 |
| 2 | AMERICAN RESIDENTIAL SERVICES | 16 | 100 | addition, demolition, electrical | Oct 2026 |
| 3 | SPARTAN ELECTRIC LLC | 12 | 96 | addition, electrical, ev_charger | Oct 2026 |
| 4 | Mahon Plumbing | 11 | 61 | plumbing | Oct 2026 |
| 5 | STATON HEATING, COOLING, AND PLUMBING | 8 | 41 | electrical | Oct 2026 |
| 6 | RLT PLUMBING LLC | 7 | 42 | plumbing | Sep 2026 |
| 7 | LGCY Installation Services | 6 | 100 | addition, battery, electrical | Oct 2026 |
| 8 | Solar Energy World | 6 | 99 | addition, battery, electrical | Oct 2026 |
| 9 | PJWD Energy LLC | 6 | 99 | electrical, renovation, roofing | Oct 2026 |
| 10 | DAVE'S ELECTRIC | 6 | 89 | addition, electrical, ev_charger | Sep 2026 |
| 11 | ANTHONY'S ELECTRIC | 6 | 81 | electrical, hvac, interior_remodel | Oct 2026 |
| 12 | MCCREA EQUIPMENT COMPANY INC | 5 | 98 | electrical, hvac, interior_remodel | Oct 2026 |
| 13 | Hilltop Electric Company | 5 | 61 | electrical | Sep 2026 |
| 14 | STRAT SECURITY SYSTEMS | 5 | 46 | electrical, fire_alarm | Sep 2026 |
| 15 | ARUNDEL COOLING | 4 | 39 | electrical | Oct 2026 |
| 16 | BEST GENERATOR LLC | 4 | 36 | electrical | Sep 2026 |
| 17 | MICHAEL & SON SERVICES | 3 | 100 | addition, demolition, electrical | Oct 2026 |
| 18 | Roto-Rooter Services Co | 3 | 98 | electrical, hvac, interior_remodel | Oct 2026 |
| 19 | C & R ELECTRIC INC | 3 | 95 | addition, battery, electrical | Oct 2026 |
| 20 | ENEY'S ELECTRIC LLC | 3 | 62 | electrical, hvac | Sep 2026 |
| 21 | NATIONAL ELECTRIC SERVICE INC | 3 | 62 | electrical, plumbing, renovation | Oct 2026 |
| 22 | BLANKENSHIP ELECTRIC | 3 | 53 | electrical, hvac | Oct 2026 |
| 23 | GROVE HEATING & COOLING | 3 | 47 | addition, demolition, hvac | Oct 2026 |
| 24 | ZILLA ELECTRIC LLC | 3 | 45 | addition, electrical, hvac | Oct 2026 |
| 25 | Walt's Mechanical Services LLC | 3 | 38 | hvac, mechanical | 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 Anne Arundel County.
Query contractors, scores, and permits programmatically — GET /v1/contractors/search?state=MD&sort=score