Locations of Work

ArchitectureStructuralMechanicalPlumbingFire ProtectionCivil

Penthouse64p · 1 filing · 20 docs

Floor 468p · 1 filing · 20 docs

Floor 365p · 1 filing · 20 docs

Floor 267p · 1 filing · 20 docs

Floor 163p · 1 filing · 20 docs

Cellar70p · 1 filing · 20 docs

▾Owner History (Filing Record)

Companies and organizations named on filings. Individual owners are not shown.

Owner	Filings	Most Recent
OWNERS REP	23	07/08/2026
A D GENERAL CONTRACTORS	10	07/08/2026
583-589 KNICKERBOCKER AVE PARTNERS LLC	2	03/22/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
VASILIOS ARTEMIOU PE	7	11/13/2024
NIKOLAI KATZ ARCHITECT	6	02/01/2024
FL&M ENGINEERING DESIGN &INSPECTION	3	11/28/2023

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
WMCM	10	03/21/2026
BUILDINGS REPRISENTATIVE LLC	10	03/21/2026
THE GREEN STUDIO	2	03/21/2026
EXPRESS FILING INC	6	03/21/2026
GREEN STUDIO	2	03/21/2026
MILLENNIUM DESIGNS	2	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
TCHORS LLC	General Contractor	14	07/08/2026
A & D GENERAL CONTR INC	General Contractor	4	07/08/2026
MPI PLUMBING CORP	Plumbing	2	07/08/2026
PRIME PIPING & HEATING IN	Fire Protection	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
HRF SERVICES CORP	5616	7	11/13/2024
REGIONAL TESTING CORP.	394	11	11/13/2024

Building Lifecycle

All (134)Filed (16)Permit Issued (11)Signed Off (5)Violation (19)Inspection (7)Objection (46)Special Inspection (30)

11/19/2025

Violation issued (HPD, closed)

I

09/15/2025

Violation issued (HPD, open)

C

09/15/2025

Violation issued (HPD, closed)

C

06/10/2025

Violation issued (HPD, closed)

A

02/10/2025

Signed off — Alteration CO

PROPOSED VERTICAL ENLARGEMENT, & INTERIOR RENOVATION TO AN EXISTING 3 STORY BUILDING

B08012151-S1

02/03/2025

Signed off — Alteration CO

PROPOSED VERTICAL ENLARGEMENT, & INTERIOR RENOVATION TO AN EXISTING 3 STORY BUILDING

B08012151-S3

12/12/2024

Signed off — Alteration CO

PROPOSED VERTICAL ENLARGEMENT, & INTERIOR RENOVATION TO AN EXISTING 3 STORY BUILDING

B08012151-S4

12/03/2024

Permit issued — Sprinklers

B08012151-S3-PL

11/27/2024

Violation issued (HPD, closed)

I

11/13/2024

Filed — Alteration CO

PROPOSED VERTICAL ENLARGEMENT, & INTERIOR RENOVATION TO AN EXISTING 3 STORY BUILDING

B08012151-P8

11/12/2024

Signed off — Alteration CO

PROPOSED VERTICAL ENLARGEMENT, & INTERIOR RENOVATION TO AN EXISTING 3 STORY BUILDING

B08012151-S2

06/11/2024

Filed — Alteration CO

PROPOSED VERTICAL ENLARGEMENT, & INTERIOR RENOVATION TO AN EXISTING 3 STORY BUILDING

B08012151-P7

06/10/2024

Special inspection requirement — HVAC-R and service water piping design and insulation

Paul Raymond

06/10/2024

Special inspection requirement — Energy Code Compliance Inspections

Paul Raymond

06/10/2024

Special inspection requirement — Fire-Resistant Penetrations and Joints

Paul Raymond

06/10/2024

Special inspection requirement — HVAC-R and service water heating system controls

Paul Raymond

06/10/2024

Special inspection requirement — Sprinkler Systems

Paul Raymond

06/10/2024

Special inspection requirement — Post-installed Anchors

Paul Raymond

06/10/2024

Special inspection requirement — Maintenance information

Paul Raymond

06/10/2024

Special inspection requirement — Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation

Paul Raymond

06/10/2024

Special inspection requirement — HVAC-R and service water heating equipment

Paul Raymond

06/10/2024

Special inspection requirement — Soil Percolation Test - Private On-Site Storm Water Drainage Disposal Systems, and Detention Facilities

FAHAD FATEH

05/30/2024

Objection resolved — Addressed

05/30/2024

Objection resolved — Addressed

05/30/2024

Objection resolved — Addressed

05/22/2024

Objection raised — Other

05/22/2024

Objection raised — Other

05/15/2024

Objection raised — Other

05/02/2024

Filed — Alteration CO

PROPOSED VERTICAL ENLARGEMENT, & INTERIOR RENOVATION TO AN EXISTING 3 STORY BUILDING

B08012151-P6

04/10/2024

Violation issued (HPD, closed)

A

04/10/2024

Inspection — Pass-Final CND-Occupancy Inspection

Pass

View inspection ↗

04/08/2024

Special inspection requirement — Fire-Resistant Penetrations and Joints

Paul Raymond

04/08/2024

Special inspection requirement — Post-installed Anchors

Paul Raymond

04/08/2024

Special inspection requirement — HVAC-R and service water heating equipment

Paul Raymond

04/08/2024

Special inspection requirement — Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation

Paul Raymond

04/08/2024

Special inspection requirement — HVAC-R and service water piping design and insulation

Paul Raymond

04/08/2024

Special inspection requirement — Energy Code Compliance Inspections

Paul Raymond

04/08/2024

Special inspection requirement — HVAC-R and service water heating system controls

Paul Raymond

04/08/2024

Special inspection requirement — Soil Percolation Test - Private On-Site Storm Water Drainage Disposal Systems, and Detention Facilities

FAHAD FATEH

04/08/2024

Special inspection requirement — Sprinkler Systems

Paul Raymond

04/08/2024

Special inspection requirement — Maintenance information

Paul Raymond

03/22/2024

Inspection — Certified Sprinkler-SP-Fixtures-Finish

Certified

View inspection ↗

03/20/2024

Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test

Certified

View inspection ↗

03/14/2024

Permit issued — Construction Fence

B08012151-S4-FN

03/04/2024

Signed off — Alteration

INSTALLATION OF 300PSF SIDEWALK SHED AND PIPE SCAFFOLDING AS PER PLANS, ALL EQUIPMENT SHALL COMPLY WITH CHAPTER # 33 OF THE NYC CODE 2022, NO CHANGES IN USE EGRESS OR OCCUPANCY UNDER THIS APPLICATION.

B00878956-I1

02/15/2024

Inspection — Pass-Final CND-Occupancy Inspection

Pass

View inspection ↗

02/13/2024

Objection resolved — Addressed

02/12/2024

Inspection — Fail-Final CND-Occupancy Inspection

Fail

View inspection ↗

02/08/2024

Permit issued — Mechanical Systems

B08012151-S2-MS

02/07/2024

Objection raised — Other

02/01/2024

Filed — Alteration CO

PROPOSED VERTICAL ENLARGEMENT, & INTERIOR RENOVATION TO AN EXISTING 3 STORY BUILDING

B08012151-P5

01/29/2024

Filed — Alteration CO

PROPOSED VERTICAL ENLARGEMENT, & INTERIOR RENOVATION TO AN EXISTING 3 STORY BUILDING

B08012151-P4

11/28/2023

Filed — Alteration

INSTALLATION OF 300PSF SIDEWALK SHED AND PIPE SCAFFOLDING AS PER PLANS, ALL EQUIPMENT SHALL COMPLY WITH CHAPTER # 33 OF THE NYC CODE 2022, NO CHANGES IN USE EGRESS OR OCCUPANCY UNDER THIS APPLICATION.

B00878956-P2

11/21/2023

Filed — Alteration

INSTALLATION OF 300PSF SIDEWALK SHED AND PIPE SCAFFOLDING AS PER PLANS, ALL EQUIPMENT SHALL COMPLY WITH CHAPTER # 33 OF THE NYC CODE 2022, NO CHANGES IN USE EGRESS OR OCCUPANCY UNDER THIS APPLICATION.

B00878956-P1

11/21/2023

Violation issued (HPD, closed)

I

11/09/2023

Permit issued — General Construction

B08012151-I1-GC

11/03/2023

Inspection — Pass-Final PL - Up to 3 Requested Floors

Pass

View inspection ↗

09/08/2023

Inspection — Pass-Final PL - Up to 9 Requested Floors

Pass

View inspection ↗

08/30/2023

Special inspection requirement — Lighting controls

Paul Raymond

08/30/2023

Special inspection requirement — Fenestration areas

Paul Raymond

Latest 60 of 134 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Sprinklers	Signed-off	YG SERVICES INC	12/03/2024
DOB NOW	Construction Fence	Signed-off	TCHORS LLC	03/14/2024
DOB NOW	Mechanical Systems	Signed-off	TCHORS LLC	02/08/2024
DOB NOW	General Construction	Permit Issued	TCHORS LLC	11/09/2023
DOB NOW	Sprinklers	Signed-off	YG SERVICES INC	08/15/2023
DOB NOW	Plumbing	Signed-off	A M B MECHANICAL INC	08/15/2023
DOB NOW	Sidewalk Shed	Signed-off	A & D GENERAL CONTR INC	05/24/2023
DOB NOW	Supported Scaffold	Signed-off	A & D GENERAL CONTR INC	05/24/2023
DOB NOW	Structural	Signed-off	TCHORS LLC	03/08/2023
DOB NOW	Construction Fence	Signed-off	TCHORS LLC	02/17/2023
DOB NOW	General Construction	Permit Issued	TCHORS LLC	02/16/2023

1 project · most recent 11/13/2024

Heating and Air Conditioning Systems

Filed	Status	Contractor	Scope	Make / Model / Capacity
11/13/2024	Signed-off	TCHORS LLC	Heating and Air Conditioning Systems	Heat / Cool Daikin 4MXS36NMVJU 36,000 BTU · Condensing Unit ×8 2MXS18NMVJUA 18,900 BTU · Condensing Unit ×1 RXTQ36TAVJU 37,000 BTU · Vrf Outdoor ×1

1 project · most recent 11/13/2024

Sprinkler System

Filed	Status	Contractor	Scope
11/13/2024	Signed-off	PRIME PIPING & HEATING IN	Sprinkler System

1 project · most recent 11/13/2024

Gas Storm Water/Sanitary

Filed	Status	Contractor	Scope
11/13/2024	Signed-off	YG SERVICES INC	Gas, Storm, Water/Sanitary

3 projects · most recent 05/08/2024

General Wiring

Filed	Status	Contractor	Scope
05/08/2024	Complete	HIVOLTS ELECTRICAL INC	General Wiring
07/25/2023	Complete	HIVOLTS ELECTRICAL INC	—
06/06/2023	Complete	RICHARD NEU	—

1 project · most recent 11/13/2024

Masonry

Filed	Status	Contractor	Scope
11/13/2024	Signed-off	YG SERVICES INC	Masonry

▾Field Inspections (DOB CAP) — 7

Date	Type	Result	Report
04/10/2024	Pass-Final CND-Occupancy Inspection	Pass	View ↗
03/22/2024	Certified Sprinkler-SP-Fixtures-Finish	Certified	View ↗
03/20/2024	Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test	Certified	View ↗
02/15/2024	Pass-Final CND-Occupancy Inspection	Pass	View ↗
02/12/2024	Fail-Final CND-Occupancy Inspection	Fail	View ↗
11/03/2023	Pass-Final PL - Up to 3 Requested Floors	Pass	View ↗
09/08/2023	Pass-Final PL - Up to 9 Requested Floors	Pass	View ↗

▾Special Inspection Requirements (DOB NOW) — 71

Date	Requirement	Inspector	Role
06/10/2024	Sprinkler Systems	Paul Raymond	special
06/10/2024	Soil Percolation Test - Private On-Site Storm Water Drainage Disposal Systems, and Detention Facilities	FAHAD FATEH	special
06/10/2024	Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation	Paul Raymond	special
06/10/2024	Post-installed Anchors	Paul Raymond	special
06/10/2024	Fire-Resistant Penetrations and Joints	Paul Raymond	special
06/10/2024	HVAC-R and service water heating equipment	Paul Raymond	energy_progress
06/10/2024	Maintenance information	Paul Raymond	energy_progress
06/10/2024	HVAC-R and service water piping design and insulation	Paul Raymond	energy_progress
06/10/2024	HVAC-R and service water heating system controls	Paul Raymond	energy_progress
06/10/2024	Energy Code Compliance Inspections	Paul Raymond	progress
04/08/2024	Energy Code Compliance Inspections	Paul Raymond	progress
04/08/2024	Soil Percolation Test - Private On-Site Storm Water Drainage Disposal Systems, and Detention Facilities	FAHAD FATEH	special
04/08/2024	Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation	Paul Raymond	special
04/08/2024	Post-installed Anchors	Paul Raymond	special
04/08/2024	Fire-Resistant Penetrations and Joints	Paul Raymond	special
04/08/2024	HVAC-R and service water heating equipment	Paul Raymond	energy_progress
04/08/2024	HVAC-R and service water piping design and insulation	Paul Raymond	energy_progress
04/08/2024	Maintenance information	Paul Raymond	energy_progress
04/08/2024	HVAC-R and service water heating system controls	Paul Raymond	energy_progress
04/08/2024	Sprinkler Systems	Paul Raymond	special
08/30/2023	Structural Stability – Alterations of existing buildings	Paul Raymond	special
08/30/2023	Fire-Resistant Penetrations and Joints	Paul Raymond	special
08/30/2023	Energy Code Compliance Inspections	Paul Raymond	progress
08/30/2023	Fire-Resistance Rated Construction	Paul Raymond	progress
08/30/2023	Air barrier - visual inspection	Paul Raymond	energy_progress

Latest 25 of 71.

▾Documents — 132 on file (BIS + DOB NOW)

▸Plans & Drawings16

▸DOB NOWPlans/Sketch16

08/27/2026B00878956-I1Request digital key ↗

08/27/2026B00878956-P1Request digital key ↗

08/27/2026B00878956-P2Request digital key ↗

Showing 3 of 16 on file for this type

▸Zoning, Tax Lot & Property Records7

▸DOB NOWZD1: DOB Zoning Diagram3

08/13/2026B08012151-I1Open ↗

08/13/2026B08012151-P3Open ↗

08/13/2026B08012151-P5Open ↗

▸DOB NOWZoning Exhibit form (1-5)3

08/13/2026B08012151-P5Open ↗

08/13/2026B08012151-P3Open ↗

08/13/2026B08012151-I1Open ↗

▸DOB NOWHouse Number Verification: TOPO Stamp1

08/13/2026B08012151-I1Open ↗

▸Seals & Professional Certifications74

▸DOB NOWProgress Inspector Seal & Signature35

09/24/2026B08012151-P7Open ↗

Showing 3 of 35 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature23

09/24/2026B08012151-P7Open ↗

Showing 3 of 23 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature16

08/27/2026B00878956-I1Open ↗

08/27/2026B00878956-P1Open ↗

08/27/2026B00878956-P2Open ↗

Showing 3 of 16 on file for this type

▸Safety & Tenant Protection10

▸DOB NOWStreet Tree Checklist5

08/13/2026B08012151-I1Open ↗

08/13/2026B08012151-P5Open ↗

08/13/2026B08012151-P2Open ↗

Showing 3 of 5 on file for this type

▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan2

08/13/2026B08012151-I1Open ↗

08/13/2026B08012151-S1Open ↗

▸DOB NOWStreet Tree Sign Off2

08/13/2026B08012151-S1Open ↗

08/13/2026B08012151-I1Open ↗

▸DOB NOWStreet Trees Site Plan1

08/13/2026B08012151-I1Open ↗

▸Inspections & Test Reports3

▸DOB NOWSOIL REPORT2

08/13/2026B08012151-P2Open ↗

08/13/2026B08012151-S1Open ↗

▸DOB NOWTR4 Test Report and Plot Diagram1

08/13/2026B08012151-S1Open ↗

▸Other Documents22

▸DOB NOWSite Survey: Initial5

08/13/2026B08012151-P5Open ↗

08/13/2026B08012151-S1Open ↗

08/13/2026B08012151-P2Open ↗

Showing 3 of 5 on file for this type

▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone5

08/13/2026B08012151-I1Open ↗

08/13/2026B08012151-S1Open ↗

08/13/2026B08012151-P5Open ↗

Showing 3 of 5 on file for this type

▸DOB NOWPlot Diagram5

08/13/2026B08012151-I1Open ↗

08/13/2026B08012151-P5Open ↗

08/13/2026B08012151-P3Open ↗

Showing 3 of 5 on file for this type

▸DOB NOWProperty Ownership Certification3

08/13/2026B08012151-P5Open ↗

08/13/2026B08012151-P3Open ↗

08/13/2026B08012151-I1Open ↗

▸DOB NOWWaiver Document2

08/13/2026B08012151-S1Open ↗

08/13/2026B08012151-P2Open ↗

▸DOB NOWFinal Survey1

08/13/2026B08012151-I1Open ↗

▸DOB NOWAdjoining Owners Notification1

08/13/2026B08012151-S1Open ↗