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COMPANY RECORD · PHILADELPHIA, PA

Walnut St Development LLC — permit history in Philadelphia, PA

Walnut St Development LLC appears on 44 Philadelphia permit records from 2021 through 2026, most often zoning (31.8% of the record).

Permit categories

CategoryPermitsShare
Zoning1431.8%
Building1431.8%
Residential Building1125%
Mechanical511.4%

4 categories, as classified by the issuing authority. Small categories stay visible rather than being rounded away.

Activity by year

YearPermits issued
20218
20229
20236
20244
20258
20269

Busiest year on record: 2022, with 9 permits. One project can account for several filings, so read this as filing activity rather than workload.

Names on the same project timelines

Name in sourceLinked permitsLast seen
Thomas Uhl132026-05-06
Aqueduct Fire Protection Systems, LLC112025-06-02
Drijon Gjoni112026-03-16
Angel Heating & Cooling Inc102026-07-21
Ayn HVAC Inc62023-01-08
Express Power Inc52023-03-02
Justin's Plumbing And Heating LLC52026-04-20
Mk Fire Protection & Supply, LLC52025-04-16
Michael J Mccullough Jr42026-04-13
B M Consulting Services Inc22022-03-04
Eagle Electrical Construction Co Inc22022-07-25
Prostar Plumbing LLC22025-06-25

16 named participants share a resolved project timeline with Walnut St Development LLC. A shared timeline is a research lead, not proof of a partnership or a current contract. Names appear as the authority published them.

Where they worked

Address in sourceMost recent permit
1004 S 20TH ST2026-07-22
1512 CHRISTIAN ST2026-07-17
2524 FEDERAL ST2026-06-15
432 W NORRIS ST2026-03-11
921 S 20TH ST2026-02-06
923 S 20TH ST2026-02-06
2118 FERNON ST2025-05-20
615 S DELHI ST2025-03-10
1222 S 20TH ST2025-03-07
1220 S 20TH ST2025-02-20
1218 S 20TH ST2025-01-16
2326 GERRITT ST2024-08-29
1127 S 20TH ST2023-11-06
1004 S 19TH ST2023-09-07

28 distinct addresses on record; the 14 most recent are shown. Addresses appear as the authority published them. A permit is a filing at an address, not a completed job there.

Permits on record

44 permits; open the full list
PermitIssuedCategoryAddress in sourceScope as filedDeclared value
ZP-2026-0067222026-07-22Zoning1004 S 20TH STFOR THE ERECTION OF AN ATTACHED BUILDING TO INCLUDE ROOF DECK, ROOF DECK ACCESS STRUCTURE, AND WALKOUT DECK AT SECOND FLOOR LEVEL. SIZE AND LOCATION AS SHOWN IN APPLICATION/PLANS
CP-2026-0032502026-07-17Building1512 CHRISTIAN STFOR THE ERECTION OF AN ATTACHED 3-STORY STRUCTURE WITH ROOF ACCESS STRUCTURE FOR ACCESS TO AN OCCUPIABLE ROOF DECK. STRUCTURE FOR USE AS MULTI-FAMILY HOUSEHOLD LIVING THREE (3) DW
ZP-2026-0061762026-06-16Zoning1512 CHRISTIAN STFOR THE ERECTION OF AN ATTACHED STRUCTURE TO INCLUDE A ROOF DECK, ROOF DECK ACCESS STRUCTURE, AND REAR DECK AT THE SECOND FLOOR. SIZE AND LOCATION AS SHOWN IN PLANS.
ZP-2026-0062582026-06-15Zoning2524 FEDERAL STFOR THE ERECTION OF AN ATTACHED STRUCTURE WITH REAR DECK ON SECOND FLOOR, ROOF DECK AND ROOF DECK ACCESS STRUCTURE. SIZE AND LOCATION AS SHOWN IN PLAN.
RP-2026-0006592026-03-11Residential Building432 W NORRIS ST
CP-2025-0052652026-02-06Building921 S 20TH ST
CP-2025-0052302026-02-06Building923 S 20TH ST
ZP-2025-0026712026-02-05Zoning923 S 20TH ST
ZP-2025-0126192026-01-21Zoning432 W NORRIS ST
ZP-2025-0016152025-10-01Zoning921 S 20TH ST
RP-2025-0024052025-05-20Residential Building2118 FERNON ST
ZP-2025-0017242025-04-01Zoning2118 FERNON ST
RP-2025-0004292025-03-10Residential Building615 S DELHI ST
CP-2024-0060152025-03-07Building1222 S 20TH ST
CP-2024-0060402025-02-20Building1220 S 20TH ST
CP-2024-0060132025-01-16Building1218 S 20TH ST
ZP-2024-0126172025-01-14Zoning615 S DELHI ST
ZP-2024-0097582024-11-13Zoning1222 S 20TH ST
RP-2024-0067092024-08-29Residential Building2326 GERRITT ST
ZP-2024-0067482024-08-15Zoning2326 GERRITT ST
ZP-2024-0070652024-08-12Zoning1218 S 20TH ST
CP-2023-0049002023-11-06Building1127 S 20TH ST
RP-2023-0091842023-09-07Residential Building1004 S 19TH ST
ZP-2023-0072772023-08-11Zoning1127 S 20TH ST
RP-2023-0014752023-08-02Residential Building1006 S 19TH ST
CP-2023-0032772023-06-14Building1825 N 17TH ST
CP-2022-0068372023-03-18Building2335 WHARTON ST
CP-2022-0029552022-10-11Building1731 W MONTGOMERY AVE
MP-2021-0081622022-08-22Mechanical430 MIFFLIN ST
CP-2022-0021032022-08-19Building1817 N 18TH ST
CP-2022-0031512022-07-25Building1940 N 18TH ST
CP-2022-0021202022-07-06Building1825 N 17TH ST
ZP-2022-0046532022-06-28Zoning1731 W MONTGOMERY AVE
CP-2022-0021222022-06-20Building1841 N 17TH ST
MP-2021-0079742022-04-13Mechanical1836 WILLINGTON ST
ZP-2022-0034042022-04-04Zoning1925 N 18TH ST
MP-2021-0081442021-12-23Mechanical611 S DELHI ST
RP-2021-0159782021-12-03Residential Building430 MIFFLIN ST
RP-2021-0179532021-12-02Residential Building611 S DELHI ST
RP-2021-0158892021-11-23Residential Building1836 WILLINGTON ST
MP-2021-0009942021-02-19Mechanical1725 N GRATZ ST
RP-2021-0003262021-02-05Residential Building1529 S WOODSTOCK ST
RP-2020-0137272021-01-28Residential Building1725 N GRATZ ST
MP-2021-0002422021-01-13Mechanical1919 BROWN ST

Fields appear as the issuing authority published them, including spelling and blanks. Scope text is the applicant's description of intended work, not an inspection finding.

Source and limits

Public Philadelphia permit records through 2026, counted by distinct permit number. This is a historical filing record: it cannot show current backlog, pricing, crew availability, licensing or insurance, and a quiet period may only mean work was filed elsewhere. Confirm anything commercial with the company and with the issuing authority before acting. How we build these records, and what we withhold →