Permit Record

MEP Mechanical HVAC

28 East 21 Street, Manhattan, NY 10010

ClassificationMHMultifamily Alteration
Reliable valueNot in source
ContractorRyan Harper →
Permit record
Parties
Contractor
Ryan Harper
Applicant
Ryan Harper
Owner
28 E. 21st Street Tenants CORP
Architect
Not in source
Engineer
Not in source
Contractor license
0028911
Building & lot · PLUTO
Building class
C6
Zoning district
M1-5M
Lot area
2,750 sq ft
Year built
1850
Units (total)
7
Units (residential)
7
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1008490057
Climate zone (IECC)
4A
Roof area (est.)
1,488 sq ft
HVAC tonnage (est.)
10 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.7396, -73.9890
Geocode confidence
95%
Geocode source
Not in source
Issued
Oct 19, 2005
Applied
Oct 19, 2005
Work class
Not in source
Status
Current status
issued
Source status
ISSUED
Expired
Feb 1, 2006
Provenance
First seen by PermitCore
May 2, 2026 · 14:57 UTC
Last seen
Jul 17, 2026 · 17:20 UTC
Last changed
May 2, 2026 · 14:57 UTC

Open in New York City source →

Data-quality checks0 of 12 flagged

0 of 12 data-quality rules flagged anything on this permit.

Checks not flagged

  • Geocode out of bounds
  • Geocode is sentinel
  • Issued date in the future
  • Issued date parse bug
  • Issued date is placeholder
  • Commercial units is placeholder
  • Residential units out of bounds
  • Residential units is placeholder
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel

54 permits at this parcel (parcel 1008490057) · May 14, 2003 – Jan 25, 2022

  1. Jan 25, 2022560883895MEP Mechanical HVAC · Finaled$15,000Maxwell Plumb Mech CORP
  2. Jan 8, 2022188311085MEP Plumbing · Finaled$5,000Alafogiannis Plbg & Htg
  3. Jan 7, 2022663441993Other · Finaled$23,000Alafogiannis Plbg & Htg
  4. May 9, 20193753079Alteration Commercial · IssuedOrbit Plbg & Htg INC
  5. Oct 22, 2018321341Alteration Commercial · IssuedOrbit Plbg & Htg INC
  6. Oct 22, 2018legacy_jobs:2486841Alteration Residential · Issued$20,000
  7. Nov 20, 2017legacy_jobs:2901742Alteration Residential · Issued$20,000
  8. Nov 20, 20173479406Other · IssuedMc Construction Consultin
  9. Nov 20, 2017legacy_jobs:2901751Alteration Residential · Issued$20,000
  10. Aug 8, 20173419364MEP Plumbing · IssuedD.H. Eagle Plumbing, LLC
  11. Aug 12, 2016legacy_jobs:2715793Alteration Residential · Finaled$124,500
  12. Aug 12, 2016legacy_jobs:2715784Alteration Residential · Finaled$124,500
  13. Aug 12, 20163217768Other · IssuedEagle Group LLC
  14. Aug 12, 20163219084MEP Plumbing · IssuedD.H. Eagle Plumbing, LLC
  15. May 27, 20163175059MEP Plumbing · IssuedA.M.N. Corporation
  16. Nov 21, 20131372782MEP Mechanical HVAC · IssuedAg Contractors INC
  17. Nov 21, 20131372707Other · IssuedAg Contractors INC
  18. Aug 28, 20132775076MEP Plumbing · IssuedA.M.N. Corporation
  19. Aug 28, 2013legacy_jobs:2148225Alteration Residential · Finaled$151,000
  20. Aug 28, 2013legacy_jobs:2233609Alteration Residential · Finaled$151,000
  21. Jul 5, 20132561392Other · IssuedAg Contractors INC
  22. Jul 5, 20132747577MEP Mechanical HVAC · IssuedAg Contractors INC
  23. Jul 5, 20132747573Other · IssuedAg Contractors INC
  24. Feb 15, 20132678692MEP Mechanical HVAC · IssuedL & M Air INC
  25. Feb 15, 2013legacy_jobs:2117996Alteration Residential · Finaled$11,500
  26. Feb 15, 2013legacy_jobs:2201650Alteration Residential · Finaled$11,500
  27. Feb 15, 2013legacy_jobs:2201659Alteration Residential · Finaled$11,500
  28. Feb 6, 20132675773MEP Plumbing · IssuedA. M. Plumbing Company
  29. Feb 4, 20132674643MEP Plumbing · IssuedAdvantage Plbg & Mech.cor
  30. Feb 4, 2013legacy_jobs:2168492Alteration Residential · Finaled$60,000
  31. Feb 4, 2013legacy_jobs:2086496Alteration Residential · Finaled$60,000
  32. Dec 6, 20122650374Other · IssuedFranco Bldng. Maint. INC
  33. Jan 18, 2012legacy_jobs:2045885Alteration Residential · Finaled$28,980
  34. Jan 18, 20122506810Other · IssuedBulado General Contractor
  35. Dec 14, 20112494245MEP Plumbing · IssuedA. M. Plumbing Company
  36. Dec 14, 2011legacy_jobs:1934434Alteration Residential · Issued$8,000
  37. Dec 14, 2011legacy_jobs:1934443Alteration Residential · Issued$8,000
  38. Mar 4, 20112369696Other · IssuedBreeze Brothers Aluminum
  39. Feb 5, 2009253212Other · IssuedHarper Design Build INC
  40. Feb 5, 2009253237MEP Mechanical HVAC · IssuedHarper Design Build INC
  41. Feb 8, 20081999263Other · IssuedRyan Harper
  42. Feb 7, 2007487917MEP Mechanical HVAC · IssuedRyan Harper
  43. Feb 7, 2007487904Other · IssuedRyan Harper
  44. Mar 23, 2006legacy_jobs:551692Alteration Commercial · Issued$7,800
  45. Feb 1, 2006legacy_jobs:513585Alteration Residential · Finaled$54,000
  46. Feb 1, 2006108831MEP Plumbing · IssuedHag Plumbing & Htg. INC.
  47. Jan 31, 200665017MEP Mechanical HVAC · IssuedRyan Harper
  48. Jan 31, 200663928Other · IssuedRyan Harper
  49. Oct 19, 20051841974Other · IssuedRyan Harper
  50. Oct 19, 2005This permitMEP Mechanical HVAC · IssuedRyan Harper
  51. May 5, 20041375859Construction Equipment · IssuedSpring Scaff.
  52. May 14, 20031631702Construction Equipment · IssuedSpring Scaff.
  53. May 14, 2003legacy_jobs:430378Alteration Residential · Issued
  54. Date not in sourcelegacy_jobs:2233611Alteration Residential · Finaled$15,000

Full permit history at this parcel · as of Jul 19, 2026.

Other permits by Ryan Harper

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Developer details
Permit #
1841979
Canonical ID
1:1841979
Source permit ID
1841979
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