PERMIT RECORD · DETROIT, MI
Mechanical / HVAC permits in Detroit, MI
44,658 mechanical / hvac permits between 2019 and 2026 — 37.9% of all permits in this market. 5,313 in the last twelve months, from 2,510 companies on record.
Activity by year
| Year | Permits |
|---|---|
| 2019 | 5,019 |
| 2020 | 4,203 |
| 2021 | 5,831 |
| 2022 | 5,416 |
| 2023 | 5,780 |
| 2024 | 6,806 |
| 2025 | 7,220 |
| 2026 | 4,383 |
Distinct permit numbers as classified by the issuing authority.
Most active mechanical / hvac companies, last 12 months
| Company | Permits |
|---|---|
| Randazzo Mechanical | 578 |
| Mich Consolidated Gas Co | 395 |
| Air Comfort Pro LLC | 275 |
| Andy's Statewide | 210 |
| A&H HVAC | 174 |
| Flame Furnace | 154 |
| Comfort 1St Heating & Cooling | 123 |
| Flame Furnace | 120 |
| Family Heating,Clg, & Ele | 106 |
| Detroit Furnace | 106 |
| Air King | 76 |
| Colonial Heating And Cooling | 73 |
Ranked by filing volume, not by revenue, capacity or quality.
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Source and limits
City of Detroit (ArcGIS Trades Permits). Refreshed daily. A permit records a filing, not a completed job or an awarded contract, and a quiet period may mean work was filed outside this dataset. All permit activity in Detroit →