Permit Record

Structural

609 West 51 Street, Manhattan, NY 10019

ClassificationStructuralCommercial Alteration
Reliable value$75,000
ContractorBenchmark Builders LLC
Permit record
Parties
Contractor
Benchmark Builders LLC
Applicant
George Samiou
Owner
Prada Usa CORP.
Architect
Not in source
Engineer
Not in source
Contractor license
039625
Building & lot · PLUTO
Building class
O3
Zoning district
M2-4
Lot area
25,100 sq ft
Year built
1924
Units (total)
2
Units (residential)
0
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1010990021
Climate zone (IECC)
4A
Roof area (est.)
17,232 sq ft
HVAC tonnage (est.)
270.5 tons
Building type
B
Building subtype
Not in source
Geocode & dates
Coordinates
40.7667, -73.9946
Geocode confidence
95%
Geocode source
Not in source
Issued
Jul 31, 2026
Applied
Not in source
Work class
Not in source
Description
Source description

Modification of existing rooftop equipment dunnage framing and new steel beams to existing on dunnage level to support new replacement chillers and associated pumps as per plans filed herewith. No change in use, egress or occupancy.

Status
Current status
issued
Source status
Permit Issued
Expired
Sep 30, 2026
Provenance
First seen (no changes since)
Aug 2, 2026 · 09:55 UTC

Open in New York City source →

Data-quality checks1 of 12 flagged

1 of 12 data-quality checks flagged on this permit. Detail below.

Residential units is placeholder
units_residential_is_placeholder

units_residential matched a known placeholder value used by the source when the field wasn't reported.

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
  • Total units out of bounds
  • Total units is placeholder
  • Valuation out of bounds
  • Valuation is placeholder
Project timeline at this parcel

89 permits at this parcel (parcel 1010990021) · through Jul 31, 2026

  1. Jul 31, 2026This permitAlteration Commercial · Issued$75,000Benchmark Builders LLC
  2. May 26, 2026550927705MEP Mechanical HVAC · Issued$400,000Marlin Mechanical INC
  3. May 1, 20193647270Other · IssuedQuixotic Systems INC
  4. Oct 29, 2018legacy_jobs:2953261Alteration Commercial · Finaled$259,123
  5. Oct 29, 2018legacy_jobs:3022390Alteration Commercial · Finaled$259,123
  6. Oct 29, 2018570022Other · IssuedQuixotic Systems INC
  7. Jul 18, 20183601302Other · IssuedThe Clancy Group INC
  8. Apr 6, 20183547919Construction Equipment · IssuedConstruction Svs Con Ny
  9. Aug 28, 2017legacy_jobs:2808364Alteration Commercial · Finaled$327,800
  10. Aug 28, 2017legacy_jobs:2872536Alteration Commercial · Finaled$327,800
  11. Aug 28, 20173431609Other · IssuedThe Clancy Group INC
  12. Apr 3, 2017legacy_jobs:2825226Temporary · Issued
  13. Apr 3, 20173343074Construction Equipment · IssuedConstruction Svs Con Ny
  14. Mar 19, 20102228581Construction Equipment · IssuedPerimeter Bridge & Scaffo
  15. Aug 19, 20092151730Construction Equipment · IssuedPerimeter Bridge & Scaffo
  16. Aug 19, 2009legacy_jobs:1744482Temporary · Issued
  17. Aug 19, 2009legacy_jobs:1744491Temporary · Issued
  18. Jul 1, 2008legacy_jobs:1562858Alteration Commercial · Finaled$740,000
  19. Jul 1, 20082065647MEP Plumbing · IssuedCitron Brothers Pl. & Heating
  20. Jun 12, 2008legacy_jobs:1506666Alteration Commercial · Issued$50,000
  21. Jun 12, 2008legacy_jobs:1589065Alteration Commercial · Issued$50,000
  22. May 27, 2008legacy_jobs:1563644Alteration Commercial · Finaled$100,000
  23. May 27, 20082048472Alteration Commercial · IssuedCitron Brothers Plbg & Htg
  24. May 20, 20082045548Other · IssuedEurostruct INC1
  25. May 20, 20082046496MEP Mechanical HVAC · IssuedEurostruct INC
  26. Mar 15, 2004legacy_jobs:455869Alteration Commercial · Issued$10,000
  27. Dec 26, 20031501236Construction Equipment · IssuedPeak Scaff. LLC
  28. Dec 26, 2003legacy_jobs:449823Alteration Commercial · Finaled
  29. Feb 21, 2003442511Alteration Commercial · IssuedSirina Fire Protection CORP
  30. Feb 21, 2003legacy_jobs:422251Alteration Commercial · Finaled$50,000
  31. Jun 17, 20021532762MEP Mechanical HVAC · IssuedRichter Ratner Contracting CORP.
  32. Jun 17, 2002legacy_jobs:347826Alteration Commercial · Finaled$5,350,000
  33. Jun 17, 20021532767Other · IssuedRichter Ratner Contracting CORP.
  34. Jun 14, 20021532040MEP Plumbing · IssuedOlmpic Plb And Htg
  35. Apr 22, 2002legacy_jobs:347833Alteration Commercial · Finaled$480,000
  36. Apr 22, 2002legacy_jobs:334923Alteration Commercial · Finaled$480,000
  37. Apr 16, 2002633227Alteration Commercial · IssuedPiano Development Prada Usa CORP
  38. Apr 16, 2002legacy_jobs:370832Alteration Commercial · Issued$1,000
  39. Mar 27, 2002legacy_jobs:382792Alteration Commercial · Finaled$50,000
  40. Mar 27, 2002968912Alteration Commercial · IssuedPeter Agliardo
  41. Mar 21, 2002legacy_jobs:284630Alteration Commercial · Finaled$60,000
  42. Mar 21, 2002legacy_jobs:274292Alteration Commercial · Finaled$60,000
  43. Mar 21, 20021407483Alteration Commercial · IssuedPeter Agliardo
  44. Nov 7, 20011485443MEP Mechanical HVAC · IssuedRichter And Ratner Contracting
  45. Sep 26, 2001legacy_jobs:347829Alteration Commercial · Finaled$250,000
  46. Sep 26, 20011465741Alteration Commercial · IssuedSirina Fire Protection CORP.
  47. Aug 28, 20011456681MEP Mechanical HVAC · IssuedRichter & Ratner_contracting Cor
  48. May 30, 20011412930MEP Mechanical HVAC · IssuedRichter Ratner Contracting CORP.
  49. May 30, 20011412942Other · IssuedRichter Ratner Contracting CORP.
  50. May 30, 20011412827Other · IssuedRichter & Ratner
  51. May 29, 20011412473MEP Plumbing · IssuedOlmpic Plb And Htg
  52. May 1, 20011396531Other · IssuedRichter & Ratner
  53. May 1, 20011396533MEP Mechanical HVAC · IssuedRichter & Ratner
  54. May 1, 20011396535Other · IssuedRichter Ratner Contracting CORP.
  55. Mar 29, 20011380601Construction Equipment · IssuedAtlantic Heydt Scaffold CORP
  56. Mar 27, 20011379011Construction Equipment · Re-issuedAtlantic Heydt Scaffold CORP
  57. Mar 1, 2001933360Sign · IssuedService Sign Eret. INC.
  58. Feb 22, 2001legacy_jobs:296971Alteration Commercial · Issued$45,000
  59. Feb 22, 20011123269Other · IssuedRichter, Ratner Contr. CORP
  60. Feb 22, 2001legacy_jobs:286192Alteration Commercial · Issued$45,000
  61. Jun 9, 2000431495MEP Plumbing · IssuedOlmpic Plb And Htg
  62. Apr 14, 20001322543Other · IssuedRichter & Ratner
  63. Apr 14, 20001322551MEP Mechanical HVAC · IssuedRichter & Ratner
  64. Apr 12, 20001320664MEP Mechanical HVAC · IssuedRichter Ratner Contracting CORP.
  65. Apr 12, 20001320671Other · IssuedRichter Ratner Contracting CORP.
  66. Apr 6, 20001318230Construction Equipment · IssuedAtlantic Heydt Scaffold CORP
  67. Apr 6, 20001029866Construction Equipment · IssuedAtlantic Heydt Scaffold CORP
  68. Apr 5, 20001317490Construction Equipment · IssuedAtlantic Heydt Scaffold CORP
  69. Date not usable in source1242615Construction Equipment · IssuedAtlantic Heydt Scaffold CORP
  70. Date not usable in source1242012Construction Equipment · IssuedAtlantic Heydt Scaffold CORP
  71. Date not usable in source1229600Other · IssuedRichter & Ratner
  72. Date not usable in source1229619MEP Mechanical HVAC · IssuedRichter & Ratner
  73. Date not usable in source941634MEP Mechanical HVAC · IssuedA.j/ Contracting
  74. Date not usable in source941579Other · IssuedA.j/ Contracting
  75. Date not usable in source385933Construction Equipment · IssuedEastern Scaffold
  76. Date not usable in source384641Alteration Commercial · IssuedProto Const.&devlmnt CORP
  77. Date not usable in source306026Construction Equipment · IssuedEastern Scaffold
  78. Date not usable in source1062861Construction Equipment · IssuedEastern Scaffold
  79. Date not usable in source159652Construction Equipment · IssuedEastern Scaffold
  80. Date not usable in source119093Construction Equipment · IssuedEastern Scaffold
  81. Date not usable in source41222Construction Equipment · IssuedEastern Scaffold
  82. Date not in sourcelegacy_jobs:455845Alteration Commercial · Pending$182,000
  83. Date not in sourcelegacy_jobs:2456125Alteration Commercial · Pending$5,000
  84. Date not in sourcelegacy_jobs:2456116Alteration Commercial · Pending$5,000
  85. Date not in source2917978Other · Pending
  86. Date not in sourcelegacy_jobs:371739Other · Disapproved
  87. Date not in sourcelegacy_jobs:2680759Alteration Commercial · Pending$10,000
  88. Date not in sourcelegacy_jobs:2404512Alteration Commercial · Pending$5,000
  89. Date not in sourcelegacy_jobs:371740Other · Disapproved

Full permit history at this parcel · as of Aug 3, 2026.

Other permits by Benchmark Builders LLC

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Developer details
Permit #
696877671|Structural
Canonical ID
1:696877671|Structural
Source permit ID
696877671|Structural
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