The 25 contractors pulling the most building permits in Chattanooga, ranked by PermitStack's activity score — built from 212,437 permits on file. Updated from live public records.
| # | Contractor | Permits | Score | Top trades | Last permit |
|---|---|---|---|---|---|
| 1 | MC PLUMBING | 1,128 | 88 | addition, electrical, hvac | Jul 2026 |
| 2 | D&N HVAC | 604 | 58 | addition, hvac, mechanical | Jul 2026 |
| 3 | AirSystems Unlimited, LLC | 551 | 56 | addition, hvac, interior_remodel | May 2026 |
| 4 | TITAN HEATING AND AIR | 475 | 81 | addition, hvac, interior_remodel | Jul 2026 |
| 5 | South East Total Service LLC | 466 | 56 | hvac, interior_remodel, plumbing | Jul 2026 |
| 6 | Mitchell Air Systems | 458 | 56 | hvac, interior_remodel, mechanical | Jul 2026 |
| 7 | RP Homes, LLC | 369 | 82 | fence, foundation, new_construction | Jun 2025 |
| 8 | RESIDENTIAL AIR INC | 342 | 79 | hvac, interior_remodel, mechanical | Jul 2026 |
| 9 | ADMAN ELECTRIC INC | 301 | 83 | electrical, ev_charger, fire_alarm | Jul 2026 |
| 10 | Champion Electric Inc. | 299 | 96 | battery, electrical, ev_charger | Jun 2026 |
| 11 | G.D. PLUMBING INC. | 291 | 55 | plumbing | Jun 2026 |
| 12 | WB ELECTRIC | 284 | 75 | electrical, interior_remodel, pool | Oct 2024 |
| 13 | JHD CONSTRUCTION, LLC | 281 | 80 | electrical, fence, hvac | Jul 2026 |
| 14 | Keith Hodge Plumbing | 280 | 55 | hvac, interior_remodel, plumbing | Jul 2026 |
| 15 | One Hour Air Southeast, LLC | 279 | 52 | hvac, mechanical | Feb 2026 |
| 16 | Ooltewah Electric | 259 | 53 | electrical | Jul 2026 |
| 17 | CHAMPION MECHANICAL INC | 254 | 78 | electrical, hvac, interior_remodel | Jul 2026 |
| 18 | CHAMPION ELECTRIC COMPANY | 251 | 84 | electrical, fire_alarm, new_construction | Jun 2026 |
| 19 | usa plumbing heating air | 251 | 53 | hvac, interior_remodel, mechanical | Jul 2026 |
| 20 | GREENTECH HOMES LLC | 224 | 72 | electrical, fence, foundation | Mar 2023 |
| 21 | LEE COMPANY | 220 | 100 | addition, demolition, electrical | Jul 2026 |
| 22 | PLATINUM ELECTRIC, LLC | 216 | 100 | demolition, electrical, hvac | Jul 2026 |
| 23 | Total Heating and Air | 210 | 52 | addition, hvac, mechanical | Jul 2026 |
| 24 | Young Electric | 205 | 91 | addition, electrical, ev_charger | Jun 2026 |
| 25 | LAWSON ELECTRIC COMPANY INC | 195 | 78 | battery, electrical, hvac | May 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 Chattanooga.
Query contractors, scores, and permits programmatically — GET /v1/contractors/search?state=TN&sort=score