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Five to six families
170 JEFFERSON STREET
BROOKLYN · BIN 3072270
💬 Discuss this project
1931Year Built
3Stories
C2Building Class
R6Zoning
5,320 sfGross Floor Area
6Units
Rent Stabilized1 Open Violation ▸FDNY Report ↗
Five to six families · Owner of record: JEFFERSON STREET NY LLC · 2,500 sf lot · 2.13 FAR built · Flood zone X
Locations of Work
No floor-level scope or drawing coverage on file for this building.
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
HALSEY NY APARTMENTS807/08/2026
JEFFERSON STREET NY LLC703/22/2026
JOHN T WALSH ENTERPRISES203/22/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
09/09/2020$1.9M—— → —$357/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
ADAM TADDONIO PE311/24/2021
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
CAVALRY603/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
MPI PLUMBING CORPPlumbing107/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
M. INT'L ENGINEERING PLLC3129311/24/2021
Building Lifecycle
All (68)Filed (3)Permit Issued (1)Signed Off (1)Violation (45)Inspection (2)Objection (2)Special Inspection (14)
05/10/2022
Violation issued (HPD, closed)
C
02/25/2022
Violation issued (HPD, closed)
A
12/28/2021
Signed off — Alteration
PLUMBING FILING IN CONJUNCTION WITH ALT I APPLICATION 321598446.
B00502735-I1
12/07/2021
Special inspection requirement — HVAC-R and service water piping design and insulation
NANIK MASSAND
12/07/2021
Special inspection requirement — Post-installed Anchors
NANIK MASSAND
12/07/2021
Special inspection requirement — Fire-Resistant Penetrations and Joints
NANIK MASSAND
12/07/2021
Special inspection requirement — Energy Code Compliance Inspections
NANIK MASSAND
12/07/2021
Special inspection requirement — HVAC-R and service water heating system controls
NANIK MASSAND
12/07/2021
Special inspection requirement — HVAC-R and service water heating equipment
NANIK MASSAND
12/07/2021
Special inspection requirement — Maintenance information
NANIK MASSAND
11/24/2021
Filed — Alteration
PLUMBING FILING IN CONJUNCTION WITH ALT I APPLICATION 321598446.
B00502735-P2
11/22/2021
Special inspection requirement — Fire-Resistant Penetrations and Joints
NANIK MASSAND
11/22/2021
Special inspection requirement — Post-installed Anchors
NANIK MASSAND
11/22/2021
Special inspection requirement — Energy Code Compliance Inspections
NANIK MASSAND
11/22/2021
Special inspection requirement — HVAC-R and service water heating system controls
NANIK MASSAND
11/22/2021
Special inspection requirement — HVAC-R and service water heating equipment
NANIK MASSAND
11/22/2021
Special inspection requirement — Maintenance information
NANIK MASSAND
11/22/2021
Special inspection requirement — HVAC-R and service water piping design and insulation
NANIK MASSAND
10/26/2021
Objection resolved — Addressed
10/18/2021
Objection raised — Other
10/11/2021
Filed — Alteration
PLUMBING FILING IN CONJUNCTION WITH ALT I APPLICATION 321598446.
B00502735-P1
07/12/2021
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
07/12/2021
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
07/07/2021
Permit issued — Plumbing
B00502735-I1-PL
04/26/2021
Filed — Alteration
PLUMBING FILING IN CONJUNCTION WITH ALT I APPLICATION 321598446.
B00502735-I1
04/09/2021
Violation issued (HPD, closed)
A
05/01/2018
Violation issued (HPD, closed)
A
10/01/2015
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
03/03/2015
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
05/15/2014
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
12/13/2011
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
12/31/2009
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
01/01/2009
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
01/03/2008
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
01/19/2007
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
01/31/2005
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
04/13/2004
Violation issued (HPD, closed)
B
02/13/2004
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
08/07/2003
Violation issued (HPD, closed)
B
06/23/2003
Violation issued (ECB, closed)
Construction
06/23/2003
Violation issued (ECB, closed)
Construction
03/19/2003
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
03/26/2002
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
02/27/2001
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
02/07/2000
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
08/27/1999
Violation issued (ECB, closed)
Quality of Life
06/25/1999
Violation issued (ECB, closed)
HPD
03/16/1999
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
05/04/1998
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
09/16/1997
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
09/04/1997
Violation issued (HPD, closed)
B
09/04/1997
Violation issued (HPD, closed)
A
02/10/1997
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
12/28/1996
Violation issued (HPD, closed)
B
06/20/1996
Violation issued (HPD, closed)
B
12/01/1995
Violation issued (HPD, closed)
C
08/29/1995
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/01/1994
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
08/16/1993
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
06/01/1993
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
Latest 60 of 68 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingSigned-offYG SERVICES INC07/07/2021
BIS—ISSUEDMABE GROUP INC09/01/2021
BISBLISSUEDFERNANDEZ HTG & MECH CORP.06/03/2015
BISPLISSUEDFERNANDEZ HTG & MECH CORP.05/08/2015
BISPLISSUEDFERNANDEZ HTG & MECH CORP.05/24/2012
BISPLISSUEDFINEST MECHANICAL CORP11/10/2011
BISBLISSUEDISIS PLUMBING INC05/23/2011
BISPLISSUEDISIS PLUMBING INC11/23/2010
BISPLISSUEDSUNSET PL & FIRE PRT. CORP02/11/2008
BISOTISSUEDBUILDING VIOLATIONS REMOVAL02/08/2008
1 project · most recent 12/01/2021
General Wiring
FiledStatusContractorScope
12/01/2021CompletePOWER DIRECT ELECTRIC INCGeneral Wiring
▾Field Inspections (DOB CAP) — 2
DateTypeResultReport
07/12/2021Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
07/12/2021Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 14
DateRequirementInspectorRole
12/07/2021HVAC-R and service water piping design and insulationNANIK MASSANDenergy_progress
12/07/2021Post-installed AnchorsNANIK MASSANDspecial
12/07/2021Fire-Resistant Penetrations and JointsNANIK MASSANDspecial
12/07/2021Energy Code Compliance InspectionsNANIK MASSANDprogress
12/07/2021HVAC-R and service water heating system controlsNANIK MASSANDenergy_progress
12/07/2021HVAC-R and service water heating equipmentNANIK MASSANDenergy_progress
12/07/2021Maintenance informationNANIK MASSANDenergy_progress
11/22/2021Fire-Resistant Penetrations and JointsNANIK MASSANDspecial
11/22/2021Post-installed AnchorsNANIK MASSANDspecial
11/22/2021Energy Code Compliance InspectionsNANIK MASSANDprogress
11/22/2021HVAC-R and service water heating system controlsNANIK MASSANDenergy_progress
11/22/2021HVAC-R and service water heating equipmentNANIK MASSANDenergy_progress
11/22/2021Maintenance informationNANIK MASSANDenergy_progress
11/22/2021HVAC-R and service water piping design and insulationNANIK MASSANDenergy_progress
▾Documents — 119 on file (BIS + DOB NOW)
▸Plans & Drawings3
▸DOB NOWPlans/Sketch3
09/01/2026B00502735-I1Request digital key ↗
09/01/2026B00502735-P2Request digital key ↗
08/15/2026B00502735-P1Request digital key ↗
▸Applications & Permits37
▸BISPLAN / WORK APPROVAL APPLICATION20
02/03/2022321598446Open ↗
01/27/2022321598446Open ↗
01/18/2022321598446Open ↗
Showing 3 of 20 on file for this type
▸BISWORK PERMIT APPLICATION16
09/03/2021321598446Open ↗
08/25/2021321598446Open ↗
05/17/2021321598446Open ↗
Showing 3 of 16 on file for this type
▸BISCERTIFICATE OF OCCUPANCY: APPLICATION1
10/26/2021321598446Open ↗
▸Seals & Professional Certifications18
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION4
02/09/2015310066442Open ↗
11/24/2008310066442Open ↗
12/21/2007310066442Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWProgress Inspector Seal & Signature4
08/25/2026B00502735-I1Open ↗
08/25/2026B00502735-I1Open ↗
08/23/2026B00502735-P2Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature3
09/01/2026B00502735-P1Open ↗
09/01/2026B00502735-I1Open ↗
09/01/2026B00502735-P2Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM2
11/24/2008310066442Open ↗
12/21/2007310066442Open ↗
▸DOB NOWSpecial Inspector Seal & Signature2
08/25/2026B00502735-I1Open ↗
08/23/2026B00502735-P2Open ↗
▸BISPC FULL REPORT1
12/21/2007310066442Open ↗
▸BISAPPLICANT OWNER SIGNATURE1
09/01/2020340759058Open ↗
▸BISPROFESSIONAL CERTIFIED CHECKLIST1
12/21/2007310066442Open ↗
▸Trade Schedules & Equipment7
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE2
11/13/2015310066442Open ↗
02/09/2015310066442Open ↗
▸BISSCHEDULE C - HEATING & COMBUSTION EQUIPMENT2
02/09/2015310066442Open ↗
12/21/2007310066442Open ↗
▸BISBOILER APPROVAL : 900A1
10/14/2015310066442Open ↗
▸BISEQUIPMENT USE APPLICATION/PERMIT1
12/21/2007310066442Open ↗
▸BISSCHEDULE B - PLUMBING1
11/25/2008310066442Open ↗
▸Safety & Tenant Protection1
▸BISSTREET TREE CHECKLIST1
01/08/2021321598446Open ↗
▸Environmental & Asbestos5
▸DOB NOWDEP ACP-5: Asbestos Assessment Report3
09/01/2026B00502735-I1Open ↗
09/01/2026B00502735-P2Open ↗
08/15/2026B00502735-P1Open ↗
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
01/08/2021321598446Open ↗
▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1
12/21/2007310066442Open ↗
▸Energy Compliance7
▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY4
01/04/2022321598446Open ↗
12/28/2021321598446Open ↗
05/04/2021321598446Open ↗
Showing 3 of 4 on file for this type
▸BISAS-BUILT ENERGY ANALYSIS1
01/04/2022321598446Open ↗
▸BISAS-BUILT ENERGY ANALYSIS (EN2)1
01/05/2022321598446Open ↗
▸DOB NOWEN2: As Built Energy Analysis.1
08/13/2026B00502735-I1Open ↗
▸Inspections & Test Reports4
▸BISTECHNICAL REPORT: RESPONSIBILITY4
01/04/2022321598446Open ↗
12/28/2021321598446Open ↗
05/04/2021321598446Open ↗
Showing 3 of 4 on file for this type
▸Approvals, Objections & Sign-offs13
▸BISSCHEDULE A - OCCUPANCY / USE6
02/03/2022321598446Open ↗
01/18/2022321598446Open ↗
04/15/2021321598446Open ↗
Showing 3 of 6 on file for this type
▸BISLETTERS - SUPPORTING DOCUMENTATION4
07/27/2012310066442Open ↗
11/10/2011310066442Open ↗
11/10/2011310066442Open ↗
Showing 3 of 4 on file for this type
▸BISADMINISTRATIVE OBJECTIONS1
12/21/2007310066442Open ↗
▸BISSUPERSEDING LETTER1
11/24/2008310066442Open ↗
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
01/28/2009310066442Open ↗
▸Cost, Insurance & Ownership9
▸BISCOST AFFIDAVIT8
11/22/2021321598446Open ↗
11/17/2021321598446Open ↗
12/21/2020321598446Open ↗
Showing 3 of 8 on file for this type
▸BISCOST AFFIDAVIT (FINAL): PW31
02/07/2022321598446Open ↗
▸Filing & Intake Forms9
▸BISADDITIONAL INFORMATION7
12/22/2021321598446Open ↗
08/17/2021321598446Open ↗
03/26/2021321598446Open ↗
Showing 3 of 7 on file for this type
▸BISEFILING JOB APPLICATION COVER SHEET1
09/01/2020340759058Open ↗
▸BISEFILING COVER SHEET1
10/16/2020321598446Open ↗
▸Other Documents6
▸DOB NOWDHCR Document3
08/13/2026B00502735-I1Open ↗
08/13/2026B00502735-P2Open ↗
08/13/2026B00502735-P1Open ↗
▸BISDHCR DOCUMENT2
01/08/2021321598446Open ↗
09/01/2020340759058Open ↗
▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION1
05/25/2011310066442Open ↗