William Klotz
William Klotz has filed 156 building permits in Philadelphia since 2019, closing 48% of 92 rated permits. 78 permits remain open. Primarily files building permits. 45.5 points below the city median of 93.3%. Busiest year: 2026 with 35 permits.
48%
135
Construction Permits
156 total
78
Currently Open
92
Rate-Eligible
permits > 1yr old
2019–2026
Years Active
Closure rate based on permits older than 1 year. "Issued" and "Stop Work" statuses are excluded.
Performance by Permit Type
Building76 rated
48.7% closed vs 90% median, 41.0 points lower
Mechanical16 rated
43.8% closed vs 93% median, 48.9 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
2026(YTD)
—
Open28
Closed7
Too early to rate — permits need 1 year to mature
2025
52.2%
Open13
Closed18
12 closed / 23 rated
2024
55.2%
Open13
Closed16
16 closed / 29 rated
2023
42.1%
Open11
Closed8
8 closed / 19 rated
2022
30.0%
Open7
Closed3
3 closed / 10 rated
2021
66.7%
Open2
Closed4
4 closed / 6 rated
2019
20.0%
Open4
Closed1
1 closed / 5 rated
All Permits
156 permits
| Status | Permit # | Address | Issued▼ | |||
|---|---|---|---|---|---|---|
| Open | RP-2026-008467 | Residential Building Permit | 3241 S SYDENHAM ST, Philadelphia | Aug 24, 2026<1yr | — | — |
| Open | RP-2026-008068 | Residential Building Permit | 2839 S 10TH ST, Philadelphia | Aug 20, 2026<1yr | — | — |
| Open | RP-2026-009162 | Residential Building Permit | 3814 MANAYUNK AVE, Philadelphia | Aug 20, 2026<1yr | — | — |
| Open | RP-2026-004688 | Residential Building Permit | 1234 N 29TH ST, Philadelphia | Aug 19, 2026<1yr | — | — |
| Open | MP-2026-003956 | Mechanical / Fuel Gas Permit | 1513 S 2ND ST, Philadelphia | Jul 14, 2026<1yr | — | — |
| Open | ZP-2026-006742 | Zoning Permit | 1008 GREENWICH ST, Philadelphia | Jul 10, 2026<1yr | — | — |
| Open | MP-2026-002814 | Mechanical / Fuel Gas Permit | 5008 PARRISH ST, Philadelphia | Jul 3, 2026<1yr | — | — |
| Open | MP-2026-001918 | Mechanical / Fuel Gas Permit | 636 KIMBALL ST, Philadelphia | Jun 12, 2026<1yr | — | — |
| Open | MP-2026-003283 | Mechanical / Fuel Gas Permit | 21 WOLF ST, Philadelphia | Jun 9, 2026<1yr | — | — |
| Open | RP-2026-005580 | Residential Building Permit | 7036 SHERWOOD RD, Philadelphia | Jun 8, 2026<1yr | — | — |
| Open | RP-2026-005257 | Residential Building Permit | 5008 PARRISH ST, Philadelphia | Jun 1, 2026<1yr | — | — |
| Closed | RP-2026-005626 | Residential Building Permit | 3241 S SYDENHAM ST, Philadelphia | May 27, 2026<1yr | — | — |
| Open | CP-2026-001253 | Commercial Building Permit | 21 WOLF ST, Philadelphia | May 22, 2026<1yr | — | — |
| Open | CP-2026-002590 | Commercial Building Permit | 1414 S PENN SQ, Philadelphia | May 21, 2026<1yr | — | — |
| Open | MP-2026-001407 | Mechanical / Fuel Gas Permit | 1439 E PASSYUNK AVE, Philadelphia | May 18, 2026<1yr | — | — |
| Open | MP-2026-002762 | Mechanical / Fuel Gas Permit | 2226 S 15TH ST, Philadelphia | May 15, 2026<1yr | — | — |
| Open | RP-2026-003460 | Residential Building Permit | 2226 S 15TH ST, Philadelphia | May 11, 2026<1yr | — | — |
| Open | CP-2026-001867 | Commercial Building Permit | 20 JACKSON ST, Philadelphia | May 8, 2026<1yr | — | — |
| Open | MP-2026-001361 | Mechanical / Fuel Gas Permit | 2607 S ALDER ST, Philadelphia | Apr 14, 2026<1yr | — | — |
| Open | CP-2026-001137 | Commercial Building Permit | 38 JACKSON ST, Philadelphia | Apr 1, 2026<1yr | — | — |
| Open | ZP-2026-002539 | Zoning Permit | 829 N 40TH ST, Philadelphia | Mar 25, 2026<1yr | — | — |
| Open | RP-2025-009533 | Residential Building Permit | 636 KIMBALL ST, Philadelphia | Mar 24, 2026<1yr | — | — |
| Open | CP-2025-005001 | Commercial Building Permit | 617 S 8TH ST, Philadelphia | Mar 18, 2026<1yr | — | — |
| Closed | CP-2026-001200 | Commercial Building Permit | 337 N FRONT ST, Philadelphia | Mar 12, 2026<1yr | — | — |
| Open | CP-2025-006299 | Commercial Building Permit | 1439 E PASSYUNK AVE, Philadelphia | Mar 10, 2026<1yr | — | — |
| Open | RP-2026-002120 | Residential Building Permit | 2607 S ALDER ST, Philadelphia | Mar 5, 2026<1yr | — | — |
| Closed | MP-2026-000891 | Mechanical / Fuel Gas Permit | 1768 S 65TH ST, Philadelphia | Feb 20, 2026<1yr | — | — |
| Open | CP-2026-000129 | Commercial Building Permit | 21 WOLF ST, Philadelphia | Feb 17, 2026<1yr | — | — |
| Open | RP-2026-000920 | Residential Building Permit | 2236 MASTER ST, Philadelphia | Feb 17, 2026<1yr | — | — |
| Open | MP-2026-000568 | Mechanical / Fuel Gas Permit | 601 WOLF ST, Philadelphia | Feb 10, 2026<1yr | — | — |
| Closed | MP-2026-000017 | Mechanical / Fuel Gas Permit | 2866 NORMANDY DR, Philadelphia | Feb 9, 2026<1yr | — | — |
| Closed | MP-2026-000563 | Mechanical / Fuel Gas Permit | 1400 S 55TH ST, Philadelphia | Feb 4, 2026<1yr | — | — |
| Open | RP-2025-013413 | Residential Building Permit | 6622 CLARIDGE ST, Philadelphia | Feb 4, 2026<1yr | — | — |
| Open | RP-2026-000471 | Residential Building Permit | 3345 AMBER ST, Philadelphia | Jan 30, 2026<1yr | — | — |
| Closed | RP-2025-013422 | Residential Building Permit | 1768 S 65TH ST, Philadelphia | Jan 29, 2026<1yr | — | — |
| Open | RP-2026-000492 | Residential Building Permit | 5821 HOFFMAN AVE, Philadelphia | Jan 21, 2026<1yr | — | — |
| Closed | RP-2025-013035 | Residential Building Permit | 1400 S 55TH ST, Philadelphia | Jan 16, 2026<1yr | — | — |
| Open | ZP-2025-012562 | Zoning Permit | 1400 S 55TH ST, Philadelphia | Jan 8, 2026<1yr | — | — |
| Open | ZP-2025-010816 | Zoning Permit | 617 S 8TH ST, Philadelphia | Jan 8, 2026<1yr | — | — |
| Open | ZP-2025-012561 | Zoning Permit | 2740 S FRONT ST, Philadelphia | Jan 8, 2026<1yr | — | — |
| Open | RP-2025-013099 | Residential Building Permit | 2531 S 3RD ST, Philadelphia | Dec 29, 2025<1yr | — | — |
| Open | MP-2024-004753 | Mechanical / Fuel Gas Permit | 2437 S AMERICAN ST, Philadelphia | Dec 16, 2025<1yr | — | — |
| Closed | RP-2025-009426 | Residential Building Permit | 2866 NORMANDY DR, Philadelphia | Nov 28, 2025<1yr | — | — |
| Closed | MP-2025-004309 | Mechanical / Fuel Gas Permit | 1833 S MOLE ST, Philadelphia | Nov 23, 2025<1yr | — | — |
| Closed | RP-2025-009529 | Residential Building Permit | 6134 ERDRICK ST, Philadelphia | Sep 25, 2025<1yr | — | — |
| Closed | RP-2025-009040 | Residential Building Permit | 6520 WINDSOR ST, Philadelphia | Sep 17, 2025<1yr | — | — |
| Closed | RP-2025-008550 | Residential Building Permit | 2309 MOUNTAIN ST, Philadelphia | Sep 1, 2025<1yr | — | — |
| Closed | RP-2025-001730 | Residential Building Permit | 2042 SIGEL ST, Philadelphia | Aug 29, 2025<1yr | — | — |
| Closed | RP-2025-007092 | Residential Building Permit | 1833 S MOLE ST, Philadelphia | Aug 14, 2025 | — | — |
| Open | RP-2025-002180 | Residential Building Permit | 1108 S FRONT ST, Philadelphia | Aug 12, 2025 | — | — |
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