Permit Record

MEP Mechanical HVAC

304 East 45 Street, Manhattan, NY 10017

ClassificationHVAC / Mechanical
Reliable valueNot in source
ContractorCalakar Construction CO
Permit record
Parties
Contractor
Calakar Construction CO
Applicant
Keith Dematteis
Owner
304 E 45 Assoc
Architect
Not in source
Engineer
Not in source
Contractor license
Not in source
Building & lot · PLUTO
Building class
RC
Zoning district
C5-2
Lot area
23,597 sq ft
Year built
1929
Units (total)
9
Units (residential)
0
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1013370040
Climate zone (IECC)
4A
Roof area (est.)
29,058 sq ft
HVAC tonnage (est.)
430.5 tons
Building type
R
Building subtype
Not in source
Geocode & dates
Coordinates
40.7516, -73.9704
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 · 17:17 UTC
Last seen
Jul 17, 2026 · 02:40 UTC
Last changed
May 2, 2026 · 17:17 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

53 permits at this parcel (parcel 1013370040) · through Nov 25, 2013

  1. Nov 25, 20131479574Other · IssuedChampion Combustion CORP
  2. Nov 18, 20131246737Alteration Commercial · IssuedChampion Combustion CORP
  3. Date not usable in source980957Other · IssuedCorporate Interiors Contracting
  4. Date not usable in source140149Other · IssuedCorporate Interiors Contracting
  5. Date not usable in source467598MEP Mechanical HVAC · IssuedAlexander Wolf & Son,div.of Aw&s
  6. Date not usable in source929802MEP Mechanical HVAC · IssuedNelson Air Device Corporation
  7. Date not usable in source886543Alteration Commercial · IssuedDs Facilities CORP
  8. Date not usable in source856258MEP Plumbing · IssuedLab Plumbing & Heating Co.,inc.
  9. Date not usable in source615802MEP Mechanical HVAC · IssuedAlexander Wolf & Son,div.of Aw&s
  10. Date not usable in source613274Other · Re-issuedAlexander Wolf & Son,div.of Aw&s
  11. Date not usable in source133847MEP Plumbing · IssuedAquaduct Htng Plmb & Gas Serv
  12. Date not usable in source99534MEP Plumbing · IssuedAquaduct Htng Plmb & Gas Serv
  13. Date not usable in source848077Other · IssuedMonumental Construction CO.
  14. Date not usable in sourceThis permitMEP Mechanical HVAC · IssuedCalakar Construction CO
  15. Date not usable in source841143Other · IssuedCalakar Construction CO
  16. Date not usable in source661763Other · IssuedPagnam Construction Mangment
  17. Date not usable in source644846MEP Mechanical HVAC · IssuedKing Freeze
  18. Date not usable in source549812MEP Mechanical HVAC · IssuedCrossland Mechanical INC
  19. Date not usable in source543010Construction Equipment · IssuedColgate Scaffolding
  20. Date not usable in source538632Other · Re-issuedJadran Interiors
  21. Date not usable in source511909Other · IssuedColin Construction CO., INC.
  22. Date not usable in source487104Alteration Commercial · IssuedMetropolitian Heat & Power
  23. Date not usable in source449877Other · IssuedPagnam Construction
  24. Date not usable in source266467Alteration Commercial · IssuedMetropolitian Heat & Power
  25. Date not usable in source267835Other · IssuedMetropolitian Heat & Power
  26. Date not usable in source415474MEP Mechanical HVAC · IssuedColin Constuction CO INC
  27. Date not usable in source415466Other · IssuedColin Constuction CO INC
  28. Date not usable in source100663Other · IssuedQuick Removal CORP
  29. Date not usable in source135287Other · IssuedQuick Removal CORP
  30. Date not usable in source355995MEP Mechanical HVAC · IssuedCosa Development CORP
  31. Date not usable in source355982Other · Re-issuedCosa Development CORP
  32. Date not usable in source353602Other · IssuedKotler Construction CO,
  33. Date not usable in source327902Other · IssuedCosa Develmnt. CORP.
  34. Date not usable in source300158MEP Plumbing · IssuedReem Plumbing & Heating CORP.
  35. Date not usable in source283049MEP Mechanical HVAC · IssuedCrossland Corp.,inc.
  36. Date not usable in source269242MEP Mechanical HVAC · IssuedCrossland Corp.,inc.
  37. Date not usable in source266363Construction Equipment · IssuedClogate Scaffolding
  38. Date not usable in source200936Construction Equipment · IssuedClogate Scaffolding
  39. Date not usable in source253511Alteration Commercial · IssuedBenjamin Roofing & Rigging CORP
  40. Date not usable in source224333Other · IssuedCosa Development Corporation
  41. Date not usable in source224317Other · IssuedCosa Development Corporation
  42. Date not usable in source168647Other · IssuedCosa Development Corporation
  43. Date not usable in source224324MEP Mechanical HVAC · IssuedCosa Development Corporation
  44. Date not usable in source177776Construction Equipment · IssuedClogate Scaffolding
  45. Date not usable in source171952Alteration Commercial · IssuedGeorge Breslaw & Sons
  46. Date not usable in source124707Other · IssuedAce Contr.
  47. Date not usable in source96184Other · IssuedColin Construction CO
  48. Date not usable in source96192MEP Mechanical HVAC · IssuedColin Construction CO
  49. Date not usable in source91572Other · IssuedColin Constr CO INC
  50. Date not usable in source67609MEP Mechanical HVAC · IssuedColin Constr CO INC
  51. Date not usable in source91578MEP Mechanical HVAC · IssuedColin Constr CO INC
  52. Date not usable in source90344Other · IssuedColin Construction CO
  53. Date not usable in source90354MEP Mechanical HVAC · IssuedColin Construction CO

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

Other permits by Calakar Construction CO

Showing up to 12 most-recent permits by this contractor in the indexed window

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Developer details
Permit #
841148
Canonical ID
1:841148
Source permit ID
841148
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