Permit Record

Alteration Commercial

243 Columbus Avenue, Manhattan, NY 10023

ClassificationFPMultifamily Fire Protection
Reliable valueNot in source
ContractorAlkar Plumbing Heating CORP
Permit record
Parties
Contractor
Alkar Plumbing Heating CORP
Applicant
Albert Karseboom
Owner
Josel Jacknatt Realty Assoc.
Architect
Not in source
Engineer
Not in source
Contractor license
0000630
Building & lot · PLUTO
Building class
C7
Zoning district
C1-8A
Lot area
3,065 sq ft
Year built
1888
Units (total)
20
Units (residential)
16
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1011240001
Climate zone (IECC)
4A
Roof area (est.)
3,573 sq ft
HVAC tonnage (est.)
24 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.7769, -73.9792
Geocode confidence
95%
Geocode source
Not in source
Issued
Not in source
Applied
Not in source
Work class
Not in source
Status
Current status
issued
Source status
ISSUED
Expired
Not in source
Provenance
First seen by PermitCore
May 2, 2026 · 16:44 UTC
Last seen
Jul 17, 2026 · 02:34 UTC
Last changed
May 2, 2026 · 16:44 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

96 permits at this parcel (parcel 1011240001) · through Sep 10, 2025

  1. Sep 10, 2025283796953Temporary Sign · Finaled$600Mad Signs INC
  2. Feb 15, 2023220908047Alteration Commercial · Finaled$150,000Blueberry Builders LLC
  3. Feb 8, 20173313806Sign · IssuedNeptune Signs&awnings INC
  4. Feb 8, 20173314370Sign · IssuedNeptune Signs&awnings INC
  5. Nov 28, 20163277635MEP Plumbing · IssuedCopper Mechanical INC
  6. Nov 28, 2016legacy_jobs:2756844Alteration Residential · Issued$256,000
  7. Nov 10, 20163269586Other · IssuedTom Hammer Construction L
  8. Nov 10, 20163269583Other · IssuedTom Hammer Construction L
  9. Nov 10, 20163269593MEP Mechanical HVAC · IssuedTom Hammer Construction L
  10. Jun 21, 20163187458Other · IssuedRockall Construction CORP
  11. Oct 30, 2015legacy_jobs:2585654Alteration Commercial · Finaled
  12. Oct 30, 20153062767Construction Equipment · IssuedMichilli INC
  13. Aug 18, 20153023319Other · IssuedMichilli INC
  14. Jul 9, 20153000778MEP Plumbing · IssuedEmco Plumbing Svcs LLC
  15. Jul 9, 2015legacy_jobs:2530871Alteration Residential · Finaled$48,725
  16. Jul 8, 20153000364Other · IssuedEmco Plumbing Services Ll
  17. Jun 10, 20152984320Other · IssuedMichilli INC
  18. Jun 2, 20152979314MEP Plumbing · IssuedCrossfield Plbg & Htg Cor
  19. Apr 21, 2015legacy_jobs:2469337Alteration Residential · Finaled$50,000
  20. Apr 21, 20152956096Other · IssuedRegele Builders, INC
  21. Apr 21, 20152956159Construction Equipment · IssuedRegele Builders, INC
  22. May 30, 2014legacy_jobs:2355238Alteration Residential · Finaled$10,000
  23. May 30, 20142798939MEP Plumbing · IssuedCrossfield Plbg & Htg Cor
  24. May 30, 20142798934Alteration Commercial · IssuedM M I Mechanical INC
  25. Apr 16, 20142781727Other · IssuedEm & Em Chimney And Mason
  26. Apr 16, 2014legacy_jobs:2345079Alteration Residential · Finaled$7,000
  27. May 4, 2012legacy_jobs:2054550Alteration Residential · Finaled$50,000
  28. May 4, 20122555768MEP Plumbing · IssuedOrbit Plbg & Htg INC
  29. May 4, 2012legacy_jobs:2054541Alteration Residential · Finaled$50,000
  30. Feb 15, 20122517162Other · IssuedKaplan Home Improvement C
  31. Jan 19, 20122507232MEP Plumbing · IssuedAustin Plbg & Htg Co.inc
  32. Jan 19, 2012legacy_jobs:2010889Alteration Residential · Issued$50,000
  33. Nov 18, 20112483359Other · IssuedKaplan Home Improvement C
  34. Dec 22, 20102344208MEP Plumbing · IssuedEffective Plumbing CORP
  35. Oct 19, 2009legacy_jobs:1760797Alteration Residential · Issued
  36. Oct 19, 2009legacy_jobs:1760806Alteration Residential · Issued
  37. Oct 19, 20092174444Alteration Commercial · IssuedLeonard R Sibrizzi
  38. Sep 16, 20082100101Other · IssuedZych Construction Services CORP.
  39. Apr 9, 20082026653MEP Plumbing · IssuedAmn CORP
  40. Apr 9, 2008legacy_jobs:640111Alteration Residential · Finaled$17,500
  41. Feb 11, 20081999708Other · IssuedZych Construction Services CORP.
  42. Sep 6, 2007legacy_jobs:619433Alteration Commercial · Finaled$30,000
  43. Sep 6, 20071205898MEP Plumbing · IssuedPlumbing Works INC
  44. Aug 30, 2007764719Other · IssuedUnion Building Services
  45. May 17, 20051824875Construction Equipment · IssuedMackenzie Keck INC.
  46. May 17, 20051824868Other · IssuedMackenzie Keck INC.
  47. May 17, 20051824870MEP Mechanical HVAC · IssuedMackenzie Keck INC.
  48. May 17, 20051824878Other · IssuedMackenzie Keck INC.
  49. Apr 4, 20051800517MEP Plumbing · IssuedPace Plbg CORP
  50. Apr 4, 2005legacy_jobs:508306Alteration Commercial · Finaled$200,000
  51. Mar 30, 20051797359Other · IssuedMackenzie Keck INC.
  52. Mar 30, 20051797362MEP Mechanical HVAC · IssuedMackenzie Keck INC.
  53. Mar 30, 20051797367Other · IssuedMackenzie Keck INC.
  54. Mar 30, 20051797358Construction Equipment · IssuedMackenzie Keck INC.
  55. Aug 10, 2000legacy_jobs:312781Alteration Residential · Issued$50,000
  56. Aug 10, 20001053086MEP Plumbing · IssuedSchmelz Brothers INC.
  57. Aug 4, 2000373501Sign · IssuedBerger Sign Fabriction,inc.
  58. Jul 28, 2000legacy_jobs:324396Alteration Residential · Issued$3,000
  59. Jul 28, 2000legacy_jobs:324405Alteration Residential · Issued$3,000
  60. Jul 28, 20001344590Other · IssuedSign Artistry Awning CORP.
  61. Jul 28, 2000legacy_jobs:324406Alteration Residential · Issued$3,000
  62. Jul 28, 2000legacy_jobs:324397Alteration Residential · Issued$3,000
  63. Jul 28, 20001344583Other · IssuedSign Artistry Awning CORP.
  64. Jun 8, 2000318382Construction Equipment · IssuedSpring Scaffolding,inc.
  65. Jun 8, 2000legacy_jobs:315001Temporary · Issued
  66. Jun 7, 2000295934MEP Mechanical HVAC · IssuedCds Mestel Const.
  67. Jun 7, 2000295712Construction Equipment · IssuedSpring Enterpris INC.
  68. Jun 7, 2000295743Other · Re-issuedCds Mestel Const.
  69. Apr 20, 2000legacy_jobs:343237Alteration Commercial · Issued$6,000
  70. Apr 20, 20001325134Other · IssuedGolan Floors INC
  71. Apr 20, 20001035443Other · IssuedGolan Floors INC
  72. Mar 16, 20001306720Other · IssuedGolan Floors INC
  73. Date not usable in source1179816Construction Equipment · IssuedSafeway Steel Products
  74. Date not usable in source1076562Alteration Commercial · IssuedLeonard R Sibrizzi/romeo Heating
  75. Date not usable in source1010606Alteration Commercial · IssuedMaster Fire Protection
  76. Date not usable in source724549Sign · IssuedSevice Sign Erecters
  77. Date not usable in source667578MEP Plumbing · IssuedHadera Plumbing Heating CORP
  78. Date not usable in source651659MEP Mechanical HVAC · IssuedJota Construction
  79. Date not usable in source1064560Construction Equipment · IssuedJota Construction
  80. Date not usable in source651656Other · IssuedJota Construction
  81. Date not usable in sourceThis permitAlteration Commercial · IssuedAlkar Plumbing Heating CORP
  82. Date not usable in source382310MEP Plumbing · IssuedBurt Axelrod
  83. Date not usable in source376103Other · IssuedLocon
  84. Date not usable in source376104MEP Mechanical HVAC · IssuedLocon
  85. Date not usable in source376092Construction Equipment · IssuedLocon
  86. Date not usable in source255704MEP Mechanical HVAC · IssuedPorter McLeod INC Constr Service
  87. Date not usable in source252222Other · IssuedEmbassy Const.co.,inc.
  88. Date not usable in source252220Construction Equipment · IssuedEmbassy Const.co.,inc.
  89. Date not usable in source94770MEP Plumbing · IssuedAvatar Plumbing & Heating
  90. Date not usable in source86507Other · IssuedPorter McLeod INC. Const. Svcs
  91. Date not in sourcelegacy_jobs:508308Alteration Commercial · Finaled$15,000
  92. Date not in sourcelegacy_jobs:2689069Alteration Residential · Issued$11,311
  93. Date not in sourcelegacy_jobs:2756846Alteration Commercial · Issued$20,000
  94. Date not in sourcelegacy_jobs:508307Alteration Commercial · Finaled$42,000
  95. Date not in sourcelegacy_jobs:2689078Alteration Residential · Issued$11,311
  96. Date not in sourcelegacy_jobs:2756845Alteration Commercial · Issued$118,000

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

Other permits by Alkar Plumbing Heating CORP

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Developer details
Permit #
383982
Canonical ID
1:383982
Source permit ID
383982
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