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Over six families without stores
511 WEST 171 STREET
MANHATTAN · BIN 1063084
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1910Year Built
5Stories
C1Building Class
R7-2Zoning
12,665 sfGross Floor Area
15Units
Rent Stabilized57 Open Violations 56 unresolved · 1 paperwork only ▸
Over six families without stores · Owner of record: NYC HOUSING PRESERVATION AND DEVELOPMENT · 3,563 sf lot · 3.55 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanicalPlumbing
Roof5p · 1 filing · 10 docs
Bulkhead1p · 1 filing · 10 docs
Floor 53p · 1 filing · 10 docs
Floor 41p · 1 filing · 10 docs
Floor 31p · 1 filing · 10 docs
Floor 21p · 1 filing · 10 docs
Floor 11p · 1 filing · 10 docs
Cellar3p · 1 filing · 10 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
NYC HOUSING PRESERVATION AND DEVELOPMENT103/22/2026
CITY OF NEW YORK203/21/2026
HPD103/21/2026
▾Design Consultants (Architect / Engineer of Record)
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
BMB BUILDING CONSULTING803/21/2026
HAIDER ENGINEERING, P.E.203/21/2026
ABC PERMIT EXPEDITING203/21/2026
HAIDER ENGINEERING P E203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
MARK CONTRACTING NY INCGeneral Contractor507/08/2026
Building Lifecycle
All (87)Filed (7)Permit Issued (2)Signed Off (2)Violation (60)Objection (2)Special Inspection (14)
02/18/2026
Objection raised — Zoning
02/18/2026
Objection raised — Zoning
01/28/2026
Filed — Alteration
Propose removal of plumbing fixture and associated piping and remove entire gas service. Install new fixtures and piping as per plan, filed in conjunction with GC # M01310646. No change in use, egress or occupancy.
M01310646-S2
01/28/2026
Filed — Alteration
Propose removal of plumbing fixture and associated piping and remove entire gas service. Install new fixtures and piping as per plan, filed in conjunction with GC # M01310646. No change in use, egress or occupancy.
M01310646-S3
01/28/2026
Filed — Alteration
Propose removal of plumbing fixture and associated piping and remove entire gas service. Install new fixtures and piping as per plan, filed in conjunction with GC # M01310646. No change in use, egress or occupancy.
M01310646-S1
01/12/2026
Filed — Alteration
Propose removal of plumbing fixture and associated piping and remove entire gas service. Install new fixtures and piping as per plan, filed in conjunction with GC # M01310646. No change in use, egress or occupancy.
M01310646-I1
12/15/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
12/15/2025
Special inspection requirement — HVAC-R and service water heating system controls
12/15/2025
Special inspection requirement — HVAC-R and service water heating equipment
12/15/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
12/04/2025
Special inspection requirement — Tenant Protection Plan Compliance
12/04/2025
Special inspection requirement — Tenant Protection Plan Compliance
12/02/2025
Special inspection requirement — Construction Operations Influencing Adjacent Structures
12/02/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
12/02/2025
Special inspection requirement — Structural Cold-Formed Steel
12/02/2025
Special inspection requirement — Structural Steel - Details
12/02/2025
Special inspection requirement — Structural Steel - High Strength Bolting
12/02/2025
Special inspection requirement — Structural Steel - Welding
12/01/2025
Special inspection requirement — Final
11/14/2025
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
04/02/2024
Violation issued (HPD, closed)
A
09/06/2023
Signed off — Alteration
PROPOSED INSTALLATION OF TEMPORARY PIPE SCAFFOLD AS PER PLANS. WORK SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE. NO CHANGE IN USE, OCCUPANCY, OR EGRESS UNDER THIS APPLICATION.
M00077123-I1
09/06/2023
Signed off — Alteration
PROPOSED INSTALLATION OF HEAVY DUTY SIDEWALK SHED AS PER PLANS. LIVE LOAD 300 LBS PER SQUARE FEET. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE. NO CHANGE IN USE, OCCUPANCY, OR EGRESS UNDER THIS APPLICATION.
M00059947-I1
04/25/2023
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
03/16/2023
Violation issued (HPD, closed)
A
04/21/2022
Permit issued — General Construction
M00649989-I1-GC
03/03/2022
Filed — Alteration
REPLACE IN-KIND EXISTING DETERIORATED METAL SATIRS. NO CHANGES TO USES, EGRESS OR OCCUPANCY.
M00649989-I1
02/16/2022
Violation issued (HPD, closed)
I
02/16/2022
Violation issued (HPD, closed)
A
12/17/2021
Special inspection requirement — Final
BRIAN MCCAFFREY
04/02/2021
Violation issued (HPD, closed)
A
04/02/2021
Violation issued (HPD, closed)
I
09/13/2018
Permit issued — Supported Scaffold
M00077123-I1-SF
09/12/2018
Filed — Alteration
PROPOSED INSTALLATION OF TEMPORARY PIPE SCAFFOLD AS PER PLANS. WORK SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE. NO CHANGE IN USE, OCCUPANCY, OR EGRESS UNDER THIS APPLICATION.
M00077123-I1
08/30/2018
Filed — Alteration
PROPOSED INSTALLATION OF HEAVY DUTY SIDEWALK SHED AS PER PLANS. LIVE LOAD 300 LBS PER SQUARE FEET. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE. NO CHANGE IN USE, OCCUPANCY, OR EGRESS UNDER THIS APPLICATION.
M00059947-I1
11/09/2017
Violation issued (HPD, closed)
I
10/02/2015
Violation issued (HPD, closed)
I
10/01/2015
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
03/03/2015
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
02/03/2015
Violation issued (HPD, closed)
I
01/03/2008
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
03/26/2002
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
05/02/2001
Violation issued (HPD, closed)
A
02/27/2001
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
03/16/1999
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
08/29/1995
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
09/01/1994
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
07/29/1992
Violation issued (ECB, open)
Construction
04/11/1991
Violation issued (HPD, open)
B
04/11/1991
Violation issued (HPD, open)
B
04/11/1991
Violation issued (HPD, open)
B
04/11/1991
Violation issued (HPD, open)
B
04/11/1991
Violation issued (HPD, open)
B
04/11/1991
Violation issued (HPD, open)
B
04/11/1991
Violation issued (HPD, open)
B
07/18/1990
Violation issued (HPD, open)
B
07/18/1990
Violation issued (HPD, open)
B
07/18/1990
Violation issued (HPD, open)
B
07/18/1990
Violation issued (HPD, open)
B
07/18/1990
Violation issued (HPD, open)
B
Latest 60 of 87 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWGeneral ConstructionSigned-offMARK CONTRACTING NY INC04/21/2022
DOB NOWSupported ScaffoldSigned-offMARK CONTRACTING NY INC09/13/2018
BISOTISSUEDST MARKS PLUMBING HTG08/02/1995
BISPLISSUEDST. MARKS P & H CO INC08/02/1995
BISEQISSUEDYORK SCAFFOLD EQUIPMENT CORP.03/21/1995
BISOTISSUEDBULLARD LINDSAY CONTRACING CO.,I05/26/1994
1 job · most recent 01/28/2026
Heating and Air Conditioning Systems Heating Systems Ventilation Systems
FiledStatusContractorScopeMake / Model / Capacity
01/28/2026——Heating and Air Conditioning Systems, Heating Systems, Ventilation Systems
Heat / Cool
Innova AWP09N3H2 6,700 BTU · Heat Pump Outdoor ×51
ASP09R3H2 6,100 BTU · Heat Pump Outdoor ×2
Lg ZRUM312BTE6 351,000 BTU · Vrf Outdoor ×1
ZRUM528BTE6 595,000 BTU · Vrf Outdoor ×1
Heating
Lg ZRNH763K3AA 86,000 BTU · Vrf Indoor ×4
Ventilation
Greenheck CUE-099-VG 125 CFM · Kitchen Exhaust ×3
G-097-VG 150 CFM · Exhaust Fan ×3
1 job · most recent 07/31/2018
FiledStatusContractorScope
07/31/2018Permit IssuedWCK ELECTRIC CORP.—
1 job · most recent 01/28/2026
Steel
FiledStatusContractorScope
01/28/2026——Steel
▾Special Inspection Requirements (DOB NOW) — 14
DateRequirementInspectorRole
12/15/2025HVAC-R and service water piping design and insulation—energy_progress
12/15/2025HVAC-R and service water heating system controls—energy_progress
12/15/2025HVAC-R and service water heating equipment—energy_progress
12/15/2025Fire-Resistant Penetrations and Joints—special
12/04/2025Tenant Protection Plan Compliance—special
12/04/2025Tenant Protection Plan Compliance—special
12/02/2025Construction Operations Influencing Adjacent Structures—special
12/02/2025Structural Stability – Alterations of existing buildings—special
12/02/2025Structural Cold-Formed Steel—special
12/02/2025Structural Steel - Details—special
12/02/2025Structural Steel - High Strength Bolting—special
12/02/2025Structural Steel - Welding—special
12/01/2025Final—progress
12/17/2021FinalBRIAN MCCAFFREYprogress
▾Documents — 25 on file (BIS + DOB NOW)
▸Plans & Drawings7
▸DOB NOWPlans/Sketch7
09/06/2026M00059947-I1Request digital key ↗
09/06/2026M00077123-I1Request digital key ↗
09/02/2026M00649989-I1Request digital key ↗
Showing 3 of 7 on file for this type
▸Seals & Professional Certifications8
▸DOB NOWDPL-1: Design Professional Seal & Signature7
09/06/2026M00059947-I1Open ↗
09/06/2026M00077123-I1Open ↗
09/02/2026M00649989-I1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWProgress Inspector Seal & Signature1
08/26/2026M00649989-I1Open ↗
▸Approvals, Objections & Sign-offs9
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter7
09/06/2026M00059947-I1Open ↗
09/06/2026M00077123-I1Open ↗
09/02/2026M00649989-I1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWDesign Commission Sign Off City Owned (Exterior Work)1
09/02/2026M00649989-I1Open ↗
▸DOB NOWDesign Commission Approval City Owned (Exterior Work)1
09/02/2026M00649989-I1Open ↗
▸Other Documents1
▸DOB NOWBSA Meeting Minutes/BSA Resolution1
09/06/2026M00059947-I1Open ↗