MAXIMUM HVAC LLC
MAXIMUM HVAC LLC has filed 12 building permits in Philadelphia since 2020, closing 100% of 9 rated permits. All permits are closed.
100%
12
Construction Permits
0
Currently Open
9
Rate-Eligible
permits > 1yr old
2020–2025
Years Active
Closure rate based on permits older than 1 year. “Issued” and “Stop Work” statuses are excluded.
Performance by Permit Type
Mechanical9 rated
100.0% closed vs 93% median, 7.1 points higher
Median based on all applicants with 20+ rated permits in each category. Only permits older than 1 year are rated.
Year-by-Year Summary
2025
—
Open0
Closed3
Too early to rate — permits need 1 year to mature
2024
100.0%
Open0
Closed1
1 closed / 1 rated
2023
100.0%
Open0
Closed6
6 closed / 6 rated
2022
100.0%
Open0
Closed1
1 closed / 1 rated
2020
100.0%
Open0
Closed1
1 closed / 1 rated
All Permits
12 permits
| Status | Permit # | Address | Issued▼ | |||
|---|---|---|---|---|---|---|
| Closed | MP-2025-004802 | Mechanical / Fuel Gas Permit | 1994 AMBASSADOR ST, Philadelphia | Oct 22, 2025<1yr | — | — |
| Closed | MP-2025-002420 | Mechanical / Fuel Gas Permit | 1325 KERBAUGH ST, Philadelphia | Apr 24, 2025<1yr | — | — |
| Closed | MP-2025-002331 | Mechanical / Fuel Gas Permit | 1152 MOREFIELD RD, Philadelphia | Apr 22, 2025<1yr | — | — |
| Closed | MP-2024-003884 | Mechanical / Fuel Gas Permit | 817 S SAINT BERNARD ST, Philadelphia | Sep 16, 2024 | — | — |
| Closed | MP-2023-003577 | Mechanical / Fuel Gas Permit | 1542 FONTAIN ST, Philadelphia | Oct 17, 2023 | — | — |
| Closed | MP-2023-002836 | Mechanical / Fuel Gas Permit | 8949 ALTON ST, Philadelphia | Jul 29, 2023 | — | — |
| Closed | MP-2023-002741 | Mechanical / Fuel Gas Permit | 8947 ALTON ST, Philadelphia | Jun 22, 2023 | — | — |
| Closed | MP-2023-002740 | Mechanical / Fuel Gas Permit | 8951 ALTON ST, Philadelphia | Jun 22, 2023 | — | — |
| Closed | MP-2023-002742 | Mechanical / Fuel Gas Permit | 8945 ALTON ST, Philadelphia | Jun 22, 2023 | — | — |
| Closed | MP-2022-006260 | Mechanical / Fuel Gas Permit | 1425 DIAMOND ST, Philadelphia | Feb 15, 2023 | — | — |
| Closed | MP-2022-001595 | Mechanical / Fuel Gas Permit | 1429 DIAMOND ST, Philadelphia | May 19, 2022 | — | — |
| Closed | MP-2020-002639 | Mechanical / Fuel Gas Permit | 1115 UNRUH AVE, Philadelphia | Sep 18, 2020 | — | — |