COMPANY RECORD · PHILADELPHIA, PA
21St Century Electric Inc — permit history in Philadelphia, PA
21St Century Electric Inc appears on 20 Philadelphia permit records from 2021 through 2026, all of them electrical.
Permit categories
| Category | Permits | Share |
|---|---|---|
| Electrical | 20 | 100% |
Activity by year
| Year | Permits issued |
|---|---|
| 2021 | 1 |
| 2022 | 4 |
| 2023 | 6 |
| 2024 | 2 |
| 2025 | 3 |
| 2026 | 4 |
Busiest year on record: 2023, with 6 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 source | Linked permits | Last seen |
|---|---|---|
| Kenneth Sowisdral (Ken Sowisdral Sr Inc) | 4 | 2026-01-08 |
| Henryk Jozefowski | 1 | 2022-08-11 |
| Monahan Building | 1 | 2023-06-20 |
3 named participants share a resolved project timeline with 21St Century Electric Inc. 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 source | Most recent permit |
|---|---|
| 4326 LARCHWOOD AVE | 2026-05-18 |
| 1332-36 S 9TH ST | 2026-05-15 |
| 1930 SPRING GARDEN ST | 2026-01-08 |
| 751 S 3RD ST | 2026-01-08 |
| 220 ROCHELLE AVE | 2025-10-23 |
| 424 DURFOR ST | 2025-08-21 |
| 1327-35 S BROAD ST | 2025-05-15 |
| 1137 GERRITT ST | 2024-01-16 |
| 1549 S 13TH ST | 2023-06-20 |
| 8500 ESSINGTON AVE | 2023-04-04 |
| 7001 ESSINGTON AVE | 2023-03-31 |
| 627 S 4TH ST | 2023-03-04 |
| 630 S 26TH ST | 2023-02-09 |
| 9209 BURBANK RD | 2023-02-09 |
18 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.
Also named on permits at the same addresses
| Company | Shared addresses | Years |
|---|---|---|
| Reynolds Plumbing And Heating | 3 | 2022–2025 |
| John J De Stefano | 1 | 2022–2023 |
| Michael A Adorante | 1 | 2023 |
| New Light Electric Inc | 1 | 2022–2023 |
| Hunter Mechanical Inc | 1 | 2022–2023 |
| E. J. Raith Mechanical Inc. | 1 | 2022–2023 |
| Ian Jonas & Son Plumbing & Heating | 1 | 2022 |
| Ryan Hughes | 1 | 2022 |
Companies that also appear in Philadelphia permit records at addresses where 21St Century Electric Inc filed, in any year. Sharing an address is a documented co-appearance, not proof that they worked on the same project or with each other.
Permits on record
20 permits; open the full list
| Permit | Issued | Category | Address in source | Scope as filed | Declared value |
|---|---|---|---|---|---|
| EP-2026-003221 | 2026-05-18 | Electrical | 4326 LARCHWOOD AVE | Install service upgrade from 150A to 200A. Work includes: 4/0 SEU service drop, meter, 200A disconnect, 200A panel, properly sized breakers for existing circuits, and update servic | |
| EP-2025-010207 | 2026-05-15 | Electrical | 1332-36 S 9TH ST | Upgrade existing 200 amp, 240 volt, single-phase service to 500 amp, 240 volt service to include on 500 amp main service disconnect with eight position meter module with six 100 am | |
| EP-2025-011910 | 2026-01-08 | Electrical | 1930 SPRING GARDEN ST | All work as per electrical prints. Work to include: Install needed devices on interior walls along 20th Street, Replace lighting as specified on both floors and replace 120V-9V int | |
| EP-2025-011911 | 2026-01-08 | Electrical | 751 S 3RD ST | Replace existing 100A 16 circuit panel with new 100A main breaker 30 circuit panel and surge protection. Existing service feeder and meter to remain. Install (1) 240V-30A GFCI prot | |
| EP-2025-010177 | 2025-10-23 | Electrical | 220 ROCHELLE AVE | INSTALL NEW BRANCH CIRCUIT FOR BATHROOM ON FIRST FLOOR. INSTALL WIRING, LIGHTING, SWITCHES, EXHAUST FAN AND RECEPTACLE OUTLETS. ALL WORK TO BE DONE ACCORDING TO THE 2017 NEC. | |
| EP-2025-007653 | 2025-08-21 | Electrical | 424 DURFOR ST | Removing knob-n-tube wiring (1st & 2nd floor, & basement lights) and replacing with new NM cable and installing new devices that were associated with knob-n-tube. There are (3) cir | |
| EP-2025-001991 | 2025-05-15 | Electrical | 1327-35 S BROAD ST | NOTE: Addition & Alteration were selected because there was no option for Replacement ONLY. Replace very old 200A 3-pole main elevator equipment disconnect with new 3-pole 200A he | |
| EP-2024-008278 | 2024-10-02 | Electrical | 1327-35 S BROAD ST | Furnish and install one supervised 24V addressable fire alarm system . ALL WORK IS TO BE DONE ACCORDING TO APPROVED DRAWINGS-2017 NEC,2016 NFPA-72,2018 PHILA FIRE CODE. | |
| EP-2023-012184 | 2024-01-16 | Electrical | 1137 GERRITT ST | Provide new 200A service upgrade from utility drop to new 200A MB panel including grounding. Install 240V -50A circuit for kiln with 3-wire receptacle. AS PER NEC 2017 | |
| EP-2023-005622 | 2023-06-20 | Electrical | 1549 S 13TH ST | Renovation to restaurant with new LED Lighting and devices. Electrical panels are existing. Building Permit #CP-2022-003391 | |
| EP-2023-002324 | 2023-04-04 | Electrical | 8500 ESSINGTON AVE | Installing (1) 225A 120/208V 3 phase outdoor panel for new vacuum addition as per print. includes (2) 3 phase 208V-60A VAC circuits, (1) 3 phase 208V-30A compressor circuit and mis | |
| EP-2023-001857 | 2023-03-31 | Electrical | 7001 ESSINGTON AVE | Remove existing 250A feeder conduit, install new car wash service lateral, panel, 400A circuit breaker, meter, and conduit. ALL WORK IS TO BE DONE ACCORDING TO APPROVED DRAWINGS-2 | |
| EP-2023-002051 | 2023-03-04 | Electrical | 627 S 4TH ST | Replace outdated 100A electrical sub-panel for store (missing cover) with new 100A M.L. panel. Existing 100A disconnect to remain as per 2017 nec | |
| EP-2023-001034 | 2023-02-09 | Electrical | 630 S 26TH ST | Replacement of existing 100A 1-phase service drop meter socket, 100A MB, new properly sized circuit breakers, and update service grounding per NEC & City of Philadelphia as per 201 | |
| EP-2023-001044 | 2023-02-09 | Electrical | 9209 BURBANK RD | Replace damaged 100A MB electrical panel with new 100A MB 30 circuit electrical panel with new backboard and updated grounding of electrical service. Existing #2 SEU feeder cable & | |
| EP-2022-007987 | 2022-08-11 | Electrical | 1933 MOUNT VERNON ST | Apartment rehab (1R) as per current 2017 NEC & City of Philadelphia. See contract for details. Reuse the existing 125A sub feeder to the apartment. | |
| EP-2022-006193 | 2022-06-23 | Electrical | 887 N 24TH ST | Rewire existing 2nd & 3rd floor outlets (power & Lighting) that are currently knob-n-tube wiring with new NM wiring. Install 100A Sub-panel to 2nd floor for above wiring. See attac | |
| EP-2022-005798 | 2022-06-16 | Electrical | 629 FEDERAL ST | Rewire kitchen renovation for new outlets & lighting to current electrical 2014 nec code. | |
| EP-2022-000741 | 2022-02-07 | Electrical | 1549 S 13TH ST | New 200A 42 circuit panel , Replacement of equipment, Install new LED lighting & Emergency/Exit lighting, & Install new devices per layout. | |
| EP-2021-001234 | 2021-03-09 | Electrical | 3929 E NETHERFIELD RD | Wire per code: New mud room; New first floor bedroom, bathroom and closet in renovated area (old garage) and new 2nd floor addition (master bathroom & closet, new hall bathroom and |
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.
Search these records
The 20 permits above are a static record through 2026. Select a year above to open that year’s records, or search 21St Century Electric Inc in Philadelphia, PA by address, trade or date range.
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 →
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