← Back
Two family converted from one family
393 11 STREET
BROOKLYN · BIN 3022638
💬 Discuss this project
1920Year Built
2Stories
B3Building Class
R6BZoning
1,680 sfGross Floor Area
2Units
1 Open Violation ▸FDNY Report ↗
Two family converted from one family · 1,671 sf lot · 1.01 FAR built · Flood zone X
Locations of Work
ArchitectureMechanicalPlumbing
Permit Issued — active, not yet Signed-off
Floor 3Under Construction10p · 2 filings · 20 docs
Floor 2Under Construction9p · 2 filings · 20 docs
Floor 1Under Construction8p · 2 filings · 20 docs
CellarUnder Construction9p · 2 filings · 20 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
10/10/2024$1.8M—Private party → Private party$1,042/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
CHUN FENG, ARCHITECT401/30/2026
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
HIGH QUALITY 338803/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
HIGH QUALITY CONSTRUCTIONGeneral Contractor204/09/2026
MERCURY BUILDING ASSOGeneral Contractor207/08/2026
AMERICAN STANDARD P&H CORORP.Plumbing106/28/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
NKM ENGINEERING PLLC6244201/30/2026
SQ. ARCH, LLC4802201/27/2026
Building Lifecycle
All (34)Filed (4)Permit Issued (5)Violation (1)Inspection (5)Special Inspection (19)
05/28/2026
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
05/20/2026
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
04/22/2026
Permit issued — Mechanical Systems
B01255578-I1-MS
04/22/2026
Permit issued — General Construction
B01255578-I1-GC
02/05/2026
Special inspection requirement — Mechanical Systems
NARESH MAHANGU
02/05/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
NARESH MAHANGU
02/05/2026
Special inspection requirement — Structural Stability – Alterations of existing buildings
NARESH MAHANGU
02/05/2026
Special inspection requirement — Fire-Resistance Rated Construction
Chun Feng
02/05/2026
Special inspection requirement — Energy Code Compliance Inspections
Chun Feng
02/05/2026
Special inspection requirement — Final
Chun Feng
02/05/2026
Special inspection requirement — HVAC-R and service water heating system controls
Chun Feng
02/05/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
Chun Feng
02/05/2026
Special inspection requirement — Fenestration and door U-factor and product ratings
NARESH MAHANGU
02/05/2026
Special inspection requirement — Interior lighting power
NARESH MAHANGU
02/05/2026
Special inspection requirement — Insulation placement and R values
NARESH MAHANGU
02/05/2026
Special inspection requirement — Fenestration areas
NARESH MAHANGU
02/05/2026
Special inspection requirement — Fenestration air leakage
NARESH MAHANGU
02/05/2026
Special inspection requirement — HVAC-R and service water heating equipment
Chun Feng
02/05/2026
Special inspection requirement — Air barrier - visual inspection
NARESH MAHANGU
01/30/2026
Filed — Alteration
INTERIOR & EXTERIOR RENOVATION OF AN EXISTING 2 FAMILY HOUSE WITH , REPAIRING FLOOR, CEILING, STAIR, NEW PARTITION, PAINTING , REPLACE WINDOWS, DOORS , REPLACE FRONT STAIR, INSTALL NEW AC UNITS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B01255578-P1
01/28/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Chun Feng
01/28/2026
Special inspection requirement — Energy Code Compliance Inspections
Chun Feng
01/27/2026
Filed — Alteration
File to plumbing work as per plan conjunction GC application B01255578, no change in use , egress or occupancy.
B01255633-P1
01/26/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
Chun Feng
01/26/2026
Special inspection requirement — Energy Code Compliance Inspections
Chun Feng
07/23/2025
Permit issued — Mechanical Systems
B01255578-I1-MS
07/23/2025
Permit issued — General Construction
B01255578-I1-GC
07/21/2025
Permit issued — Plumbing
B01255633-I1-PL
07/17/2025
Filed — Alteration
INTERIOR & EXTERIOR RENOVATION OF AN EXISTING 2 FAMILY HOUSE WITH , REPAIRING FLOOR, CEILING, STAIR, NEW PARTITION, PAINTING , REPLACE WINDOWS, DOORS , REPLACE FRONT STAIR, INSTALL NEW AC UNITS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B01255578-I1
07/17/2025
Filed — Alteration
File to plumbing work as per plan conjunction GC application B01255578, no change in use , egress or occupancy.
B01255633-I1
02/11/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
02/11/2025
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
10/23/2024
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
08/23/2001
Violation issued (DOB, open)
V-DOB VIOLATION - ACTIVE
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWMechanical SystemsPermit IssuedMERCURY BUILDING ASSO INC04/22/2026
DOB NOWGeneral ConstructionPermit IssuedMERCURY BUILDING ASSO INC04/22/2026
DOB NOWMechanical SystemsPermit IssuedHIGH QUALITY CONSTRUCTION07/23/2025
DOB NOWGeneral ConstructionPermit IssuedHIGH QUALITY CONSTRUCTION07/23/2025
DOB NOWPlumbingPermit IssuedAMERICAN STANDARD P&H CORORP.07/21/2025
1 project · most recent 01/30/2026
Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
01/30/2026Permit IssuedMERCURY BUILDING ASSO INCAir Conditioning Systems
Cooling
Gree LIV24HP230V1R32AO 24,000 BTU · Condensing Unit ×2
LIV30HP230V1R32AO 30,000 BTU · Heat Pump Outdoor ×2
Green LIV30HP230V1R32AO 30,000 CFM · Heat Pump Outdoor ×2
1 project · most recent 01/27/2026
Gas Water/Sanitary
FiledStatusContractorScope
01/27/2026Permit IssuedAMERICAN STANDARD P&H CORGas, Water/Sanitary
1 project · most recent 08/01/2025
General Wiring
FiledStatusContractorScope
08/01/2025Permit IssuedKJK ELECTRIC INCGeneral Wiring
▾Field Inspections (DOB CAP) — 5
DateTypeResultReport
05/28/2026Pass-Final PL - Up to 3 Requested FloorsPassView ↗
05/20/2026Certified Gas-Gas-Piping-RoughingCertifiedView ↗
02/11/2025Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
02/11/2025Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
10/23/2024Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 19
DateRequirementInspectorRole
02/05/2026Mechanical SystemsNARESH MAHANGUspecial
02/05/2026Fire-Resistant Penetrations and JointsNARESH MAHANGUspecial
02/05/2026Structural Stability – Alterations of existing buildingsNARESH MAHANGUspecial
02/05/2026Fire-Resistance Rated ConstructionChun Fengprogress
02/05/2026Energy Code Compliance InspectionsChun Fengprogress
02/05/2026FinalChun Fengprogress
02/05/2026HVAC-R and service water heating system controlsChun Fengenergy_progress
02/05/2026HVAC-R and service water piping design and insulationChun Fengenergy_progress
02/05/2026Fenestration and door U-factor and product ratingsNARESH MAHANGUenergy_progress
02/05/2026Interior lighting powerNARESH MAHANGUenergy_progress
02/05/2026Insulation placement and R valuesNARESH MAHANGUenergy_progress
02/05/2026Fenestration areasNARESH MAHANGUenergy_progress
02/05/2026Fenestration air leakageNARESH MAHANGUenergy_progress
02/05/2026HVAC-R and service water heating equipmentChun Fengenergy_progress
02/05/2026Air barrier - visual inspectionNARESH MAHANGUenergy_progress
01/28/2026Fire-Resistant Penetrations and JointsChun Fengspecial
01/28/2026Energy Code Compliance InspectionsChun Fengprogress
01/26/2026Fire-Resistant Penetrations and JointsChun Fengspecial
01/26/2026Energy Code Compliance InspectionsChun Fengprogress
▾Documents — 31 on file (BIS + DOB NOW)
▸Plans & Drawings4
▸DOB NOWPlans/Sketch4
08/18/2026B01255633-I1Request digital key ↗
08/18/2026B01255633-P1Request digital key ↗
08/18/2026B01255578-P1Request digital key ↗
Showing 3 of 4 on file for this type
▸Seals & Professional Certifications23
▸DOB NOWProgress Inspector Seal & Signature14
09/23/2026B01255578-I1Open ↗
09/23/2026B01255578-I1Open ↗
09/23/2026B01255578-I1Open ↗
Showing 3 of 14 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature5
09/23/2026B01255578-I1Open ↗
09/23/2026B01255578-I1Open ↗
09/23/2026B01255578-I1Open ↗
Showing 3 of 5 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature4
08/18/2026B01255633-I1Open ↗
08/18/2026B01255633-P1Open ↗
08/18/2026B01255578-I1Open ↗
Showing 3 of 4 on file for this type
▸Environmental & Asbestos4
▸DOB NOWDEP ACP-5: Asbestos Assessment Report4
08/18/2026B01255633-I1Open ↗
08/18/2026B01255633-P1Open ↗
08/18/2026B01255578-P1Open ↗
Showing 3 of 4 on file for this type