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Three families
93 MONROE STREET
BROOKLYN · BIN 3057030
💬 Discuss this project
1920Year Built
2.5Stories
C0Building Class
R6BZoning
1,701 sfGross Floor Area
3Units
Three families · 1,500 sf lot · 1.13 FAR built · Flood zone X
Locations of Work
ArchitectureElectricalPlumbingLandscape
Permit Issued — active, not yet Signed-off
Floor 31p · 1 filing · 20 docs
Floor 2Under Construction5p · 1 filing · 9 docs
Floor 1Under Construction6p · 2 filings · 20 docs
CellarUnder Construction9p · 2 filings · 20 docs
Sub-BasementUnder Construction3p · 1 filing · 9 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
MNB DEVELOPERS509/13/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
11/20/2025$1.5M—Private party → BH MONROE 93 LLC$882/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
PETER CHO ARCHITECTS, PLLC607/15/2026
AARON MCDONALD ARCHITECT212/01/2025
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
PROTON CCM LLCGeneral Contractor207/08/2026
JOSEPH WEINSTEIN ELECTRICElectrical103/22/2026
BUILDWISE CONSTRUCTION GRGeneral Contractor106/27/2026
TRI CITY MECHANICAL GROUP CORPPlumbing107/08/2026
W.R. PLBG AND HTG CORPPlumbing106/27/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
NKM ENGINEERING PLLC6244407/15/2026
AARON MCDONALD ARCHITECT5118111/14/2025
Building Lifecycle
All (47)Filed (8)Permit Issued (5)Signed Off (3)Inspection (1)Special Inspection (30)
08/06/2026
Signed off — Alteration
EXISTING 2 FAMILY BUILDING WITH INTERIOR RENOVATION WITH PARTITIONWORK AT THE CELLAR, BASEMENT,1ST, 2ND ,3RD FLOOR AND OPEN SPACE IN THE REAR YARD UNDER THIS APPLICATION.2. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01374099-S1
08/04/2026
Signed off — Alteration
EXISTING 2 FAMILY BUILDING WITH INTERIOR RENOVATION WITH PARTITIONWORK AT THE CELLAR, BASEMENT,1ST, 2ND ,3RD FLOOR AND OPEN SPACE IN THE REAR YARD UNDER THIS APPLICATION.2. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01374099-I1
07/20/2026
Signed off — Alteration
EXISTING 2 FAMILY BUILDING WITH INTERIOR RENOVATION WITH PARTITIONWORK AT THE CELLAR, BASEMENT,1ST, 2ND ,3RD FLOOR AND OPEN SPACE IN THE REAR YARD UNDER THIS APPLICATION.2. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01374099-S2
07/16/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
NARESH MAHANGU
07/16/2026
Special inspection requirement — Mechanical Systems
NARESH MAHANGU
07/16/2026
Special inspection requirement — Final
PETER CHO
07/16/2026
Special inspection requirement — Energy Code Compliance Inspections
NARESH MAHANGU
07/16/2026
Special inspection requirement — HVAC-R and service water heating equipment
NARESH MAHANGU
07/16/2026
Special inspection requirement — Maintenance information
NARESH MAHANGU
07/16/2026
Special inspection requirement — HVAC-R and service water heating system controls
NARESH MAHANGU
07/15/2026
Filed — Alteration
EXISTING 2 FAMILY BUILDING WITH INTERIOR RENOVATION WITH PARTITIONWORK AT THE CELLAR, BASEMENT,1ST, 2ND ,3RD FLOOR AND OPEN SPACE IN THE REAR YARD UNDER THIS APPLICATION.2. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01374099-P3
07/14/2026
Special inspection requirement — Energy Code Compliance Inspections
NARESH MAHANGU
07/14/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
NARESH MAHANGU
07/14/2026
Special inspection requirement — HVAC-R and service water heating system controls
NARESH MAHANGU
07/14/2026
Special inspection requirement — Maintenance information
NARESH MAHANGU
07/14/2026
Special inspection requirement — HVAC-R and service water heating equipment
NARESH MAHANGU
07/14/2026
Special inspection requirement — Final
PETER CHO
07/14/2026
Special inspection requirement — Mechanical Systems
NARESH MAHANGU
06/24/2026
Permit issued — Mechanical Systems
B01374099-S2-MS
06/16/2026
Filed — Alteration
EXISTING 2 FAMILY BUILDING WITH INTERIOR RENOVATION WITH PARTITIONWORK AT THE CELLAR, BASEMENT,1ST, 2ND ,3RD FLOOR AND OPEN SPACE IN THE REAR YARD UNDER THIS APPLICATION.2. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01374099-S2
06/08/2026
Filed — Alteration
EXISTING 2 FAMILY BUILDING WITH INTERIOR RENOVATION WITH PARTITIONWORK AT THE CELLAR, BASEMENT,1ST, 2ND ,3RD FLOOR AND OPEN SPACE IN THE REAR YARD UNDER THIS APPLICATION.2. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01374099-P2
06/05/2026
Special inspection requirement — Maintenance information
PETER CHO
06/05/2026
Special inspection requirement — Fenestration areas
PETER CHO
06/05/2026
Special inspection requirement — Fire-Resistance Rated Construction
NARESH MAHANGU
06/05/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
NARESH MAHANGU
06/05/2026
Special inspection requirement — Energy Code Compliance Inspections
NARESH MAHANGU
06/05/2026
Special inspection requirement — Interior lighting power
PETER CHO
06/05/2026
Special inspection requirement — Insulation placement and R values
PETER CHO
06/05/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
PETER CHO
06/05/2026
Special inspection requirement — Metering
PETER CHO
06/05/2026
Special inspection requirement — Fenestration air leakage
PETER CHO
06/05/2026
Special inspection requirement — Air barrier - visual inspection
PETER CHO
05/21/2026
Special inspection requirement — Maintenance information
PETER CHO
05/21/2026
Special inspection requirement — Energy Code Compliance Inspections
PETER CHO
05/21/2026
Special inspection requirement — HVAC-R and service water heating system controls
PETER CHO
05/21/2026
Special inspection requirement — HVAC-R and service water heating equipment
PETER CHO
05/21/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
PETER CHO
05/19/2026
Filed — Alteration
EXISTING 2 FAMILY BUILDING WITH INTERIOR RENOVATION WITH PARTITIONWORK AT THE CELLAR, BASEMENT,1ST, 2ND ,3RD FLOOR AND OPEN SPACE IN THE REAR YARD UNDER THIS APPLICATION.2. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01374099-P1
04/13/2026
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
03/27/2026
Permit issued — General Construction
B01374099-I1-GC
03/26/2026
Permit issued — Plumbing
B01374099-S1-PL
03/20/2026
Filed — Alteration
EXISTING 2 FAMILY BUILDING WITH INTERIOR RENOVATION WITH PARTITIONWORK AT THE CELLAR, BASEMENT,1ST, 2ND ,3RD FLOOR AND OPEN SPACE IN THE REAR YARD UNDER THIS APPLICATION.2. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01374099-S1
03/20/2026
Filed — Alteration
EXISTING 2 FAMILY BUILDING WITH INTERIOR RENOVATION WITH PARTITIONWORK AT THE CELLAR, BASEMENT,1ST, 2ND ,3RD FLOOR AND OPEN SPACE IN THE REAR YARD UNDER THIS APPLICATION.2. NO CHANGE IN USE, MEANS OF EGRESS OR OCCUPANCY
B01374099-I1
12/04/2025
Permit issued — Plumbing
B01307969-S1-PL
12/01/2025
Filed — Alteration
INSTALL NEW ELE. H.W.H. NEW BATHROOM & KITCHEN FIXTURES IN THE EXISTING 2.5 STORY BUILDING. PLUMBING WORKS AS PER PLAN. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
B01307969-S1
11/19/2025
Permit issued — General Construction
B01307969-I1-GC-CX
11/14/2025
Filed — Alteration
INSTALL NEW ELE. H.W.H. NEW BATHROOM & KITCHEN FIXTURES IN THE EXISTING 2.5 STORY BUILDING. PLUMBING WORKS AS PER PLAN. NO CHANGE IN EGRESS, USE, OR OCCUPANCY.
B01307969-I1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWMechanical SystemsSigned-offPROTON CCM LLC06/24/2026
DOB NOWGeneral ConstructionSigned-offPROTON CCM LLC03/27/2026
DOB NOWPlumbingSigned-offFLAVIO MECHANICAL CORP03/26/2026
DOB NOWPlumbingPermit IssuedW.R. PLBG AND HTG CORP12/04/2025
DOB NOWGeneral ConstructionPermit IssuedBUILDWISE CONSTRUCTION GR11/19/2025
2 jobs · most recent 07/15/2026
Heating and Air Conditioning Systems Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
07/15/2026Signed-offPROTON CCM LLCHeating and Air Conditioning Systems
Heat / Cool
Mitsubishi Electric MXZ-2C20NA4 22,000 BTU · Condensing Unit ×1
MXZ-4D30NL 28,600 BTU · Condensing Unit ×1
MXZ-5C42NA4 45,000 BTU · Condensing Unit ×1
12/01/2025Permit IssuedBUILDWISE CONSTRUCTION GRAir Conditioning Systems
Cooling
Daikin 4MXS36WMVJU9 36,000 BTU · Condensing Unit ×3
2 jobs · most recent 07/15/2026
Gas Water/Sanitary
FiledStatusContractorScope
07/15/2026Signed-offTRI CITY MECHANICAL GROUPGas, Water/Sanitary
12/01/2025Permit IssuedW.R. PLBG AND HTG CORPGas, Water/Sanitary
1 job · most recent 08/10/2026
General Wiring
FiledStatusContractorScope
08/10/2026CompleteJOSEPH WEINSTEIN ELECTRICGeneral Wiring
▾Field Inspections (DOB CAP) — 1
DateTypeResultReport
04/13/2026Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 51
DateRequirementInspectorRole
07/16/2026HVAC-R and service water piping design and insulationNARESH MAHANGUenergy_progress
07/16/2026Mechanical SystemsNARESH MAHANGUspecial
07/16/2026FinalPETER CHOprogress
07/16/2026Energy Code Compliance InspectionsNARESH MAHANGUprogress
07/16/2026HVAC-R and service water heating equipmentNARESH MAHANGUenergy_progress
07/16/2026Maintenance informationNARESH MAHANGUenergy_progress
07/16/2026HVAC-R and service water heating system controlsNARESH MAHANGUenergy_progress
07/14/2026Energy Code Compliance InspectionsNARESH MAHANGUprogress
07/14/2026HVAC-R and service water piping design and insulationNARESH MAHANGUenergy_progress
07/14/2026HVAC-R and service water heating system controlsNARESH MAHANGUenergy_progress
07/14/2026Maintenance informationNARESH MAHANGUenergy_progress
07/14/2026HVAC-R and service water heating equipmentNARESH MAHANGUenergy_progress
07/14/2026FinalPETER CHOprogress
07/14/2026Mechanical SystemsNARESH MAHANGUspecial
06/05/2026Maintenance informationPETER CHOenergy_progress
06/05/2026Fenestration areasPETER CHOenergy_progress
06/05/2026Fire-Resistance Rated ConstructionNARESH MAHANGUprogress
06/05/2026Fire-Resistant Penetrations and JointsNARESH MAHANGUspecial
06/05/2026Energy Code Compliance InspectionsNARESH MAHANGUprogress
06/05/2026Interior lighting powerPETER CHOenergy_progress
06/05/2026Insulation placement and R valuesPETER CHOenergy_progress
06/05/2026Fenestration and door U-factor and product ratingsPETER CHOenergy_progress
06/05/2026MeteringPETER CHOenergy_progress
06/05/2026Fenestration air leakagePETER CHOenergy_progress
06/05/2026Air barrier - visual inspectionPETER CHOenergy_progress
Latest 25 of 51.
▾Documents — 42 on file (BIS + DOB NOW)
▸Plans & Drawings8
▸DOB NOWPlans/Sketch8
08/19/2026B01307969-I1Request digital key ↗
08/19/2026B01307969-S1Request digital key ↗
08/16/2026B01374099-I1Request digital key ↗
Showing 3 of 8 on file for this type
▸Seals & Professional Certifications26
▸DOB NOWProgress Inspector Seal & Signature14
09/01/2026B01374099-P1Open ↗
09/01/2026B01374099-P1Open ↗
08/26/2026B01307969-I1Open ↗
Showing 3 of 14 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature8
08/19/2026B01307969-I1Open ↗
08/19/2026B01307969-S1Open ↗
08/16/2026B01374099-P3Open ↗
Showing 3 of 8 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature4
08/26/2026B01307969-I1Open ↗
08/24/2026B01374099-P2Open ↗
08/24/2026B01374099-P3Open ↗
Showing 3 of 4 on file for this type
▸Environmental & Asbestos8
▸DOB NOWDEP ACP-5: Asbestos Assessment Report8
08/19/2026B01307969-I1Open ↗
08/19/2026B01307969-S1Open ↗
08/16/2026B01374099-P3Open ↗
Showing 3 of 8 on file for this type