ZHI MIN ZHU & CHAN YUEN SANG
ZHI MIN ZHU & CHAN YUEN SANG has filed 11 building permits in Philadelphia since 2017, closing 60% of 10 rated permits. 4 permits remain open.
60%
11
Construction Permits
4
Currently Open
10
Rate-Eligible
permits > 1yr old
2017–2025
Years Active
Closure rate based on permits older than 1 year. “Issued” and “Stop Work” statuses are excluded.
Performance by Permit Type
Building10 rated
60.0% closed vs 90% median, 30.0 points lower
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
Closed1
Too early to rate — permits need 1 year to mature
2024
100.0%
Open0
Closed1
1 closed / 1 rated
2023
50.0%
Open1
Closed1
1 closed / 2 rated
2022
66.7%
Open1
Closed2
2 closed / 3 rated
2021
100.0%
Open0
Closed1
1 closed / 1 rated
2019
100.0%
Open0
Closed1
1 closed / 1 rated
2017
0.0%
Open2
Closed0
0 closed / 2 rated
All Permits
11 permits
| Status | Permit # | Address | Issued▼ | |||
|---|---|---|---|---|---|---|
| Closed | CP-2025-005725 | Commercial Building Permit | 6398 CASTOR AVE, Philadelphia | Dec 4, 2025<1yr | — | — |
| Closed | CP-2024-005199 | Commercial Building Permit | 6530-32 RISING SUN AVE, Philadelphia | Oct 28, 2024 | — | — |
| Open | RP-2023-012735 | Residential Building Permit | 404 E GRAVERS LN, Philadelphia | Dec 5, 2023 | — | — |
| Closed | RP-2022-001416 | Residential Building Permit | 5518 N FAIRHILL ST, Philadelphia | Oct 31, 2023 | — | — |
| Closed | CP-2022-002038 | Commercial Building Permit | 733-37 E CHELTEN AVE, Philadelphia | Oct 14, 2022 | — | — |
| Closed | CP-2022-001515 | Commercial Building Permit | 1501 W LEHIGH AVE, Philadelphia | Aug 6, 2022 | — | — |
| Open | CP-2021-007619 | Commercial Building Permit | 2222-28 W HUNTING PARK AVE, Philadelphia | Jan 27, 2022 | — | — |
| Closed | RP-2021-020440 | Residential Building Permit | 148 RITNER ST, Philadelphia | Dec 28, 2021 | — | — |
| Closed | 1019135 | Commercial Building Permit | 604 W YORK ST, Philadelphia | Oct 18, 2019 | — | — |
| Open | 785849 | Residential Building Permit | 139 MORRIS ST, Philadelphia | Dec 5, 2017 | — | — |
| Open | 774498 | Residential Building Permit | 736 MERCY ST, Philadelphia | Sep 5, 2017 | — | — |