Permit Record

General Construction

633 West 131 Street, Manhattan, NY 10027

ClassificationGeneral ConstructionCommercial Alteration
Reliable value$81,109
ContractorKay Waterproofing CORP →
Permit record
Parties
Contractor
Kay Waterproofing CORP
Applicant
Steve Katz
Owner
Columbia University
Architect
Not in source
Engineer
Not in source
Contractor license
002656
Building & lot · PLUTO
Building class
F2
Zoning district
C6-1
Lot area
2,498 sq ft
Year built
1930
Units (total)
1
Units (residential)
0
Units (commercial)
Not in source
Floor area
Not in source
Parcel & enrichment
Parcel APN
1019980016
Climate zone (IECC)
4A
Roof area (est.)
1,000 sq ft
HVAC tonnage (est.)
2 tons
Building type
F
Building subtype
Not in source
Geocode & dates
Coordinates
40.8180, -73.9581
Geocode confidence
95%
Geocode source
Not in source
Issued
Mar 18, 2026
Applied
Not in source
Work class
Not in source
Description
Source description

Existing parking garage levels reconstruction and repairs throughout and as necessary. All work per plans submitted. No change in use, occupancy or egress proposed under this application.

Status
Current status
issued
Source status
Permit Issued
Expired
Oct 1, 2026
Provenance
First seen by PermitCore
May 2, 2026 · 10:03 UTC
Last seen
May 12, 2026 · 00:10 UTC
Last changed
May 12, 2026 · 00:10 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

8 permits at this parcel (parcel 1019980016) · Nov 26, 2019 – Mar 18, 2026

  1. Mar 18, 2026This permitAlteration Commercial · Issued$81,109.5Kay Waterproofing CORP
  2. Mar 18, 2026798402929Alteration Commercial · Issued$81,109.5Kay Waterproofing CORP
  3. Jul 25, 2021809600127MEP Mechanical HVAC · Finaled$35,000Central Consulting & Cont
  4. Jul 22, 20213862672Other · IssuedCentral Consulting & Cont
  5. Jun 26, 20203766786Other · IssuedCentral Consulting & Cont
  6. Nov 26, 20193712971Other · IssuedCentral Consulting & Cont
  7. Nov 26, 2019legacy_jobs:3161787Alteration Commercial · Finaled$105,000
  8. Nov 26, 2019legacy_jobs:3163648Alteration Commercial · Finaled$105,000

Full permit history at this parcel · as of Jul 9, 2026.

Other permits by Kay Waterproofing CORP

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Developer details
Permit #
798402929|General Construction
Canonical ID
1:798402929|General Construction
Source permit ID
798402929|General Construction
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