The 25 contractors pulling the most building permits in Cary, ranked by PermitStack's activity score — built from 86,542 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | CARY PLUMBING CO. | 1,555 | 88 | addition, electrical, interior_remodel | Oct 2026 |
| 2 | AIR EXPERTS HEATING, COOLING, | 1,358 | 99 | electrical, hvac, interior_remodel | Oct 2024 |
| 3 | MANDOLIN HVAC & CONSTRUCTION | 1,136 | 99 | addition, electrical, hvac | Oct 2026 |
| 4 | ALLEN KELLY & COMPANY, INC. | 1,002 | 100 | addition, demolition, electrical | Oct 2026 |
| 5 | A. MAYNOR HEATING & (12309) | 958 | 88 | electrical, hvac, plumbing | Oct 2026 |
| 6 | TRIAD ELECTRICAL SERV 33329 | 939 | 84 | electrical, ev_charger, interior_remodel | Oct 2026 |
| 7 | TOWER HEATING & AIR LLC | 879 | 95 | addition, electrical, hvac | Jul 2026 |
| 8 | AIR EXPERTS HEATING, CO(31142) | 852 | 87 | hvac, plumbing, renovation | Oct 2026 |
| 9 | MICHAEL & SON SERVICES (33791) | 753 | 86 | electrical, hvac, interior_remodel | Oct 2026 |
| 10 | MODERN MECHANICAL HVAC LLC | 731 | 100 | addition, electrical, ev_charger | Oct 2026 |
| 11 | WEATHER MASTER HEATING (17326) | 704 | 86 | electrical, ev_charger, hvac | Oct 2026 |
| 12 | AMERICAN RESIDENTIAL SERVICES | 691 | 100 | addition, demolition, electrical | Oct 2026 |
| 13 | SERVICE EXPERTS HEATING & AIR | 687 | 97 | electrical, hvac, interior_remodel | Mar 2026 |
| 14 | PUBLIC SERVICE COMPANY OF NC | 664 | 93 | addition, electrical, hvac | Oct 2026 |
| 15 | AIR EXPERTS HEATING, 15367 | 567 | 75 | electrical, hvac, plumbing | Jan 2025 |
| 16 | LENNAR CAROLINAS LLC | 553 | 100 | addition, demolition, electrical | Oct 2026 |
| 17 | NC SOLAR NOW INC. | 549 | 100 | addition, battery, electrical | Oct 2026 |
| 18 | UNLIMITED PLUMBING CORP | 505 | 95 | electrical, hvac, interior_remodel | Sep 2026 |
| 19 | BIZZY BEE PLUMBING, INC. | 487 | 95 | electrical, hvac, interior_remodel | Oct 2026 |
| 20 | WAITE PLUMBING INC | 487 | 87 | addition, electrical, hvac | Oct 2026 |
| 21 | COMFORT MONSTER RDU, INC. | 481 | 97 | addition, electrical, hvac | Oct 2026 |
| 22 | 8MSOLAR LLC (82456) | 470 | 84 | solar | Oct 2026 |
| 23 | ROY ELECTRIC LLC | 427 | 93 | addition, demolition, electrical | Oct 2026 |
| 24 | TRIANGLE ELECTRIC (28302) | 418 | 75 | ev_charger | Dec 2025 |
| 25 | MERITAGE HOMES OF THE CAROLINA | 381 | 73 | electrical, fence, interior_remodel | Mar 2022 |
"Score" is a 0–100 activity index from permit volume, recency, project value, and geographic reach. "Permits" counts building permits this contractor pulled in Cary.
Query contractors, scores, and permits programmatically — GET /v1/contractors/search?state=NC&sort=score