PERMIT RECORD · PHILADELPHIA, PA
Mechanical / HVAC permits in Philadelphia, PA
25,794 mechanical / hvac permits between 2021 and 2026 — 10.9% of all permits in this market. 4,815 in the last twelve months, from 2,141 companies on record.
Activity by year
| Year | Permits |
|---|---|
| 2021 | 4,462 |
| 2022 | 4,477 |
| 2023 | 3,836 |
| 2024 | 4,086 |
| 2025 | 4,906 |
| 2026 | 4,027 |
Distinct permit numbers as classified by the issuing authority.
Most active mechanical / hvac companies, last 12 months
| Company | Permits |
|---|---|
| Nation Builders LLC | 179 |
| Sanks Mechanical | 160 |
| Jmj Heating & Cooling Inc | 112 |
| Airzonehvac Inc | 97 |
| Al-Kaun Co | 96 |
| Paragon Contractors, LLC | 89 |
| Dimitar Stoykov | 83 |
| Steven Murawski | 81 |
| Blerton Islamaj | 80 |
| Hunter Mechanical Inc | 79 |
| Martin Bean Renovation & Associates Incorporated | 69 |
| Oris-Hvac Inc | 69 |
Ranked by filing volume, not by revenue, capacity or quality.
What tends to come before it
When a project in Philadelphia has plumbing, electrical and fire-protection permits and no mechanical permit yet, a mechanical permit follows within 90 days in 64.5% of cases (n = 2,991).
| Within | Probability |
|---|---|
| 30 days | 41.1% |
| 60 days | 55.6% |
| 90 days | 64.5% |
| 180 days | 75.9% |
| 365 days | 82.0% |
Measured on 32,457 linked projects from public Philadelphia records.
What is not published yet
Those are historical frequencies over the full record, not a per-project prediction. Projects Ahead does not sell one for this market: our release gate requires the same result to hold on data collected after the rule was fixed, and that check is still running. Until it passes, the list of 25 projects currently at this stage stays unpublished. Why we hold it back →
Get told when this changes
We send new permits matching what you are looking at — the same public records shown on this page, as they are issued.
Source and limits
Philadelphia L&I permits (Carto). 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 Philadelphia →