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Four families
120 DEAN STREET
BROOKLYN · Downtown Brooklyn-DUMBO-Boerum Hill · BIN 3001262
💬 Discuss this project
1849Year Built
3Stories
C3Building Class
R6BZoning
—Gross Floor Area
4Units
1 Open Violation ▸
Four families · 1.8 FAR built · Flood zone X
Locations of Work
ArchitectureStructuralMechanicalPlumbing
Permit Issued — active, not yet Signed-off
RoofUnder Construction1p · 1 filing · 20 docs
Floor 3Under Construction8p · 1 filing · 20 docs
Floor 2Under Construction9p · 1 filing · 20 docs
Floor 1Under Construction9p · 1 filing · 20 docs
Sub-BasementUnder Construction8p · 1 filing · 20 docs
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
LEONARD JOEL HERCZEG AIA ARCHITECTS309/10/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
MAC MAINTENANCE & REPAIRGeneral Contractor309/22/2026
ARCO PLBG AND HTG INCPlumbing108/30/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
ENGINEERING CONSULTING SE2050309/10/2026
Building Lifecycle
All (38)Filed (3)Permit Issued (4)Violation (12)Special Inspection (19)
09/21/2026
Permit issued — Structural
B01371207-S2-ST
09/17/2026
Permit issued — Mechanical Systems
B01371207-S3-MS
09/10/2026
Filed — Alteration
Mechanical work filed in conjunction with the renovation of residence. New HVAC.
B01371207-S3
08/27/2026
Permit issued — Plumbing
B01371207-S1-PL
08/20/2026
Permit issued — General Construction
B01371207-I1-GC
08/19/2026
Special inspection requirement — Mechanical Systems
PAUL MARINO
08/19/2026
Special inspection requirement — Energy Code Compliance Inspections
Leonard Herczeg
08/19/2026
Special inspection requirement — Final
Leonard Herczeg
08/19/2026
Special inspection requirement — HVAC-R and service water heating equipment
Leonard Herczeg
08/19/2026
Special inspection requirement — Maintenance information
Leonard Herczeg
08/19/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
Leonard Herczeg
08/19/2026
Special inspection requirement — HVAC-R and service water heating system controls
Leonard Herczeg
07/31/2026
Filed — Alteration
Mechanical work filed in conjunction with the renovation of residence. New HVAC.
B01371207-S1
07/30/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
Leonard Herczeg
07/30/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
PAUL MARINO
07/30/2026
Special inspection requirement — Energy Code Compliance Inspections
Leonard Herczeg
07/27/2026
Filed — Alteration
Mechanical work filed in conjunction with the renovation of residence. New HVAC.
B01371207-I1
07/27/2026
Special inspection requirement — Fenestration air leakage
Leonard Herczeg
07/27/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
Leonard Herczeg
07/27/2026
Special inspection requirement — Air barrier - visual inspection
Leonard Herczeg
07/27/2026
Special inspection requirement — Fenestration areas
Leonard Herczeg
07/27/2026
Special inspection requirement — Lighting in dwelling units
Leonard Herczeg
07/27/2026
Special inspection requirement — Maintenance information
Leonard Herczeg
07/27/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
PAUL MARINO
07/27/2026
Special inspection requirement — Energy Code Compliance Inspections
Leonard Herczeg
07/07/2026
Special inspection requirement — Final
Leonard Herczeg
05/04/2026
Violation issued (HPD, open)
A
04/09/2024
Violation issued (HPD, closed)
A
11/17/2023
Violation issued (HPD, closed)
I
03/22/2023
Violation issued (HPD, closed)
A
11/04/2022
Violation issued (HPD, closed)
I
02/24/2022
Violation issued (HPD, closed)
A
02/24/2022
Violation issued (HPD, closed)
I
04/08/2021
Violation issued (HPD, closed)
A
10/29/2019
Violation issued (HPD, closed)
I
10/16/2018
Violation issued (HPD, closed)
I
11/21/2017
Violation issued (HPD, closed)
I
10/08/2015
Violation issued (HPD, closed)
I
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWStructuralPermit IssuedMAC MAINTENANCE & REPAIR09/21/2026
DOB NOWMechanical SystemsPermit IssuedMAC MAINTENANCE & REPAIR09/17/2026
DOB NOWPlumbingPermit IssuedARCO PLBG AND HTG INC08/27/2026
DOB NOWGeneral ConstructionPermit IssuedMAC MAINTENANCE & REPAIR08/20/2026
BISOTISSUEDDREAM DEVELOPMENT CORP02/13/2004
BISPLISSUEDC.R.U. MECHAN & HEAT INC02/13/2004
1 project · most recent 09/10/2026
Heating and Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
09/10/2026Permit IssuedMAC MAINTENANCE & REPAIRHeating and Air Conditioning Systems
Heat / Cool
Fujitsu AOUH36KWAH4 36,000 BTU · Condensing Unit ×3
1 project · most recent 09/10/2026
Gas Water/Sanitary
FiledStatusContractorScope
09/10/2026Permit IssuedARCO PLBG AND HTG INCGas, Water/Sanitary
1 project · most recent 08/29/2026
General Wiring
FiledStatusContractorScope
08/29/2026Permit IssuedCRESCO ELECTRICAL CORPGeneral Wiring
1 project · most recent 09/10/2026
FiledStatusContractorScope
09/10/2026Permit IssuedMAC MAINTENANCE & REPAIR1 scope_items
▾Special Inspection Requirements (DOB NOW) — 19
DateRequirementInspectorRole
08/19/2026Mechanical SystemsPAUL MARINOspecial
08/19/2026Energy Code Compliance InspectionsLeonard Herczegprogress
08/19/2026FinalLeonard Herczegprogress
08/19/2026HVAC-R and service water heating equipmentLeonard Herczegenergy_progress
08/19/2026Maintenance informationLeonard Herczegenergy_progress
08/19/2026HVAC-R and service water piping design and insulationLeonard Herczegenergy_progress
08/19/2026HVAC-R and service water heating system controlsLeonard Herczegenergy_progress
07/30/2026HVAC-R and service water piping design and insulationLeonard Herczegenergy_progress
07/30/2026Fire-Resistant Penetrations and JointsPAUL MARINOspecial
07/30/2026Energy Code Compliance InspectionsLeonard Herczegprogress
07/27/2026Fenestration air leakageLeonard Herczegenergy_progress
07/27/2026Fenestration and door U-factor and product ratingsLeonard Herczegenergy_progress
07/27/2026Air barrier - visual inspectionLeonard Herczegenergy_progress
07/27/2026Fenestration areasLeonard Herczegenergy_progress
07/27/2026Lighting in dwelling unitsLeonard Herczegenergy_progress
07/27/2026Maintenance informationLeonard Herczegenergy_progress
07/27/2026Fire-Resistant Penetrations and JointsPAUL MARINOspecial
07/27/2026Energy Code Compliance InspectionsLeonard Herczegprogress
07/07/2026FinalLeonard Herczegprogress
▾Documents — 29 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
08/16/2026B01371207-I1Request digital key ↗
08/16/2026B01371207-S1Request digital key ↗
▸Applications & Permits5
▸DOB NOWLPC Approval/Permit3
09/15/2026B01371207-S3Open ↗
08/16/2026B01371207-I1Open ↗
08/16/2026B01371207-S1Open ↗
▸BISPLAN / WORK APPROVAL APPLICATION2
12/15/2022301442142Open ↗
12/05/2022301442142Open ↗
▸Seals & Professional Certifications13
▸DOB NOWProgress Inspector Seal & Signature6
09/23/2026B01371207-S3Open ↗
09/23/2026B01371207-S3Open ↗
08/27/2026B01371207-S1Open ↗
Showing 3 of 6 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature4
09/23/2026B01371207-S3Open ↗
08/31/2026B01371207-S2Open ↗
08/27/2026B01371207-S1Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature3
09/15/2026B01371207-S3Open ↗
08/16/2026B01371207-S1Open ↗
08/16/2026B01371207-I1Open ↗
▸Environmental & Asbestos3
▸DOB NOWDEP ACP-5: Asbestos Assessment Report3
09/15/2026B01371207-S3Open ↗
08/16/2026B01371207-S1Open ↗
08/16/2026B01371207-I1Open ↗
▸Inspections & Test Reports2
▸BIS* FINAL INSPECTION DIRECTIVE 14 OF 19751
12/31/2022301442142Open ↗
▸BISTECHNICAL REPORT: RESPONSIBILITY1
01/05/2023301442142Open ↗
▸Approvals, Objections & Sign-offs1
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
01/06/2023301442142Open ↗
▸Filing & Intake Forms2
▸BISADDITIONAL INFORMATION2
12/29/2022301442142Open ↗
12/15/2022301442142Open ↗
▸Other Documents1
▸BIS* FIRE STOPS 27-3451
12/31/2022301442142Open ↗