THE INDEX: 93 ▼9 · week of Nov 2 — permits steady, openings quiet

The Philadelphia Index

Entity File · The Public Record

Owner of record

Mastery Charter Schools F

2 permits · 65 violations

Records on file
67

Permits (as owner)

2 entries

  1. Issued Jun 19, 2026

    3901-61 N 18th St

    Addition and/or Alteration · Installation of new 400 amp MLO panel fed from existing MDP. Install HVAC hook-ups, lighting fixtures, switches, and local controls per submitted plans and 2017 NEC.

  2. Issued Jun 11, 2026

    3901-61 N 18th St

    Addition and/or Alterations · FOR THE PARTIAL DEMOLITION OF 43 REGISTERS, DIFFUSERS, AND FOR THE INSTALLATION OF REGISTERS, DIFFUSERS, AND APPLIANCES WITH ASSOCIATED DUCTWORK. APPLIANCES TO BE INSTALLED IN ACCORDANCE WITH THE MANUFACTURER’S SPECIFICATIONS. FOR USE AS PREVIOUSLY APPROVED. ALL WORK TO BE DONE PER APPROVED PLANS. IF FIELD CONDITIONS VARY CONTACT DESIGN ENGINEER PRIOR TO THE START OF ANY WORK. SEPARATE PERMITS TO BE OBTAINED FOR ALL OTHER WORK.

Violations

65 entries

  1. Violation Aug 31, 2026OPEN

    5401 Warrington Ave

    BENCHMARKING LATE

  2. Violation Jul 22, 2026OPEN

    3901-61 N 18th St

    INSPECTION, TESTING & MAINTENANCE

  3. Violation Jul 22, 2026OPEN

    3901-61 N 18th St

    EXIT SIGN ILLUMINATION

  4. Violation Jul 22, 2026OPEN

    3901-61 N 18th St

    EXIT DOORS

  5. Violation Jul 22, 2026OPEN

    3901-61 N 18th St

    POSTING OF OCCUPANT LOAD

  6. Violation Jul 22, 2026OPEN

    3901-61 N 18th St

    SUPPRESSION SYSTEM TESTING & MAINTENANCE

  7. Violation Jul 22, 2026OPEN

    3901-61 N 18th St

    HAZARD IDENTIFICATION SIGNS

  8. Violation Jul 22, 2026OPEN

    3901-61 N 18th St

    FIRE EXTINGUISHERS

  9. Violation Jul 22, 2026OPEN

    3901-61 N 18th St

    FIRE EXTINGUISHER HANGERS & BRACKETS

  10. Violation Jul 22, 2026OPEN

    3901-61 N 18th St

    RELIABILITY

  11. Violation Jul 22, 2026OPEN

    3901-61 N 18th St

    PERIODIC TESTING

  12. Violation Jul 22, 2026OPEN

    3901-61 N 18th St

    COMMERCIAL KITCHEN HOOD RECORDS

  13. Violation Jul 20, 2026OPEN

    3901-61 N 18th St

    SUPPRESSION SYSTEM TESTING & MAINTENANCE

  14. Violation Jul 20, 2026OPEN

    3901-61 N 18th St

    GROUP E OCCUPANCIES

  15. Violation Jul 20, 2026OPEN

    3901-61 N 18th St

    RECORD KEEPING

  16. Violation Jul 20, 2026OPEN

    3901-61 N 18th St

    LOCKDOWN PLAN CONTENTS

  17. Violation Jul 20, 2026OPEN

    3901-61 N 18th St

    FIRE RESISTANCE RATED CONSTRUCTION

  18. Violation Jul 20, 2026OPEN

    3901-61 N 18th St

    POSTING OF OCCUPANT LOAD

  19. Violation Jul 20, 2026OPEN

    3901-61 N 18th St

    LABELING

  20. Violation Jul 20, 2026OPEN

    3901-61 N 18th St

    ACCEPTANCE CRITERIA & REPORTS

  21. Violation Jul 20, 2026OPEN

    3901-61 N 18th St

    FDC INSPECTION, TESTING & MAINTENANCE

  22. Violation Jul 20, 2026OPEN

    3901-61 N 18th St

    FIRE EXTINGUISHERS

  23. Violation Jul 20, 2026OPEN

    3901-61 N 18th St

    PERIODIC TESTING

  24. Violation Jun 22, 2026OPEN

    5401 Warrington Ave

    HAZARD IDENTIFICATION SIGNS

  25. Violation Jun 22, 2026OPEN

    5401 Warrington Ave

    RECORD KEEPING

  26. Violation Jun 22, 2026OPEN

    5401 Warrington Ave

    MEANS OF EGRESS CONTINUITY

  27. Violation Jun 22, 2026OPEN

    5401 Warrington Ave

    POSTING OF OCCUPANT LOAD

  28. Violation Jun 22, 2026OPEN

    5401 Warrington Ave

    INSPECTION, TESTING & MAINTENANCE

  29. Violation Jun 22, 2026OPEN

    5401 Warrington Ave

    RELIABILITY

  30. Violation Jun 22, 2026OPEN

    5401 Warrington Ave

    PERIODIC TESTING

  31. Violation Jun 22, 2026OPEN

    5401 Warrington Ave

    EXIT DOORS

  32. Violation Jun 22, 2026OPEN

    5401 Warrington Ave

    RECORDS

  33. Violation Jul 29, 2025OPEN

    3901-61 N 18th St

    EXIT DOORS

  34. Violation Jul 29, 2025OPEN

    3901-61 N 18th St

    SUPPRESSION SYSTEM TESTING & MAINTENANCE

  35. Violation Jul 29, 2025OPEN

    3901-61 N 18th St

    ACCEPTANCE CRITERIA & REPORTS

  36. Violation Jul 29, 2025OPEN

    3901-61 N 18th St

    POSTING OF OCCUPANT LOAD

  37. Violation Jul 29, 2025OPEN

    3901-61 N 18th St

    EXIT SIGN ILLUMINATION

  38. Violation Jul 29, 2025OPEN

    3901-61 N 18th St

    HAZARD IDENTIFICATION SIGNS

  39. Violation Jul 29, 2025OPEN

    3901-61 N 18th St

    STORAGE IN BUILDINGS

  40. Violation Jul 29, 2025OPEN

    3901-61 N 18th St

    FIRE EXTINGUISHERS

  41. Violation Jul 29, 2025OPEN

    3901-61 N 18th St

    FIRE EXTINGUISHER HANGERS & BRACKETS

  42. Violation Jul 24, 2025OPEN

    3901-61 N 18th St

    UNAPPROVED CONDITIONS

  43. Violation Jul 24, 2025OPEN

    3901-61 N 18th St

    SUPPRESSION SYSTEM TESTING & MAINTENANCE

  44. Violation Jul 24, 2025OPEN

    3901-61 N 18th St

    STORAGE

  45. Violation Jul 24, 2025OPEN

    3901-61 N 18th St

    ACCEPTANCE CRITERIA & REPORTS

  46. Violation Jul 24, 2025OPEN

    3901-61 N 18th St

    GROUP E OCCUPANCIES

  47. Violation Jul 24, 2025OPEN

    3901-61 N 18th St

    LOCKDOWN PLAN CONTENTS

  48. Violation Jul 24, 2025OPEN

    3901-61 N 18th St

    RECORD KEEPING

  49. Violation Jul 24, 2025OPEN

    3901-61 N 18th St

    INSPECTION, TESTING & MAINTENANCE

  50. Violation Jul 24, 2025OPEN

    3901-61 N 18th St

    PERIODIC TESTING

  51. Violation Jul 24, 2025OPEN

    3901-61 N 18th St

    POSTING OF OCCUPANT LOAD

  52. Violation Jul 24, 2025OPEN

    3901-61 N 18th St

    LABELING

  53. Violation Jul 24, 2025OPEN

    3901-61 N 18th St

    FDC LOCKING CAPS

  54. Violation Jul 22, 2024OPEN

    3901-61 N 18th St

    HAZARD IDENTIFICATION SIGNS

  55. Violation Jul 22, 2024OPEN

    3901-61 N 18th St

    SUBMISSION OF CERTIFICATIONS

  56. Violation Jul 22, 2024OPEN

    3901-61 N 18th St

    SUBMISSION OF CERTIFICATIONS

  57. Violation Jul 22, 2024OPEN

    3901-61 N 18th St

    POSTING OF OCCUPANT LOAD

  58. Violation Jul 22, 2024OPEN

    3901-61 N 18th St

    EXIT SIGNS

  59. Violation Jul 22, 2024OPEN

    3901-61 N 18th St

    EXIT SIGN ILLUMINATION

  60. Violation Jul 22, 2024OPEN

    3901-61 N 18th St

    HAZARD IDENTIFICATION SIGNS

  61. Violation Jul 22, 2024OPEN

    3901-61 N 18th St

    PERIODIC TESTING

  62. Violation Jul 22, 2024OPEN

    3901-61 N 18th St

    RECORDS

  63. Violation Jul 22, 2024OPEN

    3901-61 N 18th St

    PERIODIC TESTING

  64. Violation Jul 22, 2024OPEN

    3901-61 N 18th St

    FIRE EXTINGUISHERS REQUIRED

  65. Violation Jul 22, 2024OPEN

    3901-61 N 18th St

    LABELING

Track this owner

We'll flag their next deal, permit, or filing — usually before the neighbors know.

Entities are grouped by a normalized name from the public record; a separate legal entity per building is common, so some portfolios span several related names. Sources: Phila. Dept. of Records (deeds), L&I (permits & violations), Dept. of Revenue (tax delinquencies), reflecting the record as of our last weekly ingest. Verify independently before relying on it.
Last generated November 12, 2026.