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Two family converted from one family
1755 WEST 12 STREET
BROOKLYN · Gravesend (West) · BIN 3384664
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1915Year Built
2Stories
B3Building Class
R4-1Zoning
1,260 sfGross Floor Area
2Units
Rent Stabilized3 Open Violations ▸FDNY Report ↗
Two family converted from one family · 4,000 sf lot · 0.32 FAR built · Flood zone X
Locations of Work
ArchitecturePlumbingCivil
Permit Issued — active, not yet Signed-off
RoofUnder Construction1p · 1 filing · 13 docs
Site & exteriorUnder Construction1 filing · 13 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
06/19/2024$1.3M—— → —$1,020/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
NYX ENGINEERING, PLLC110/20/2025
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
LXC CONSTRUCTION INCGeneral Contractor106/07/2026
CATMAN PLUMBING INCPlumbing110/02/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
NKM ENGINEERING PLLC6244110/20/2025
Building Lifecycle
All (3)Filed (1)Permit Issued (2)
10/01/2026
Permit issued — Plumbing
B01303459-S1-PL
06/05/2026
Permit issued — Earth Work
B01303459-I1-GC-CX
10/20/2025
Filed — New Building
SUBSEQUENT FILING FOR PLUMBING WORK TYPE FOR ONE-STORY GARAGE. NO CHANGE IN USE, EGRESS OF OCCUPANCY.
B01303459-I1
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingPermit IssuedCATMAN PLUMBING INC10/01/2026
DOB NOWEarth WorkPermit IssuedLXC CONSTRUCTION INC06/05/2026
1 project · most recent 10/20/2025
Storm
FiledStatusContractorScope
10/20/2025Permit IssuedCATMAN PLUMBING INCStorm
Nothing on file for this building.
▾Documents — 13 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
08/20/2026B01303459-I1Request digital key ↗
▸Zoning, Tax Lot & Property Records2
▸DOB NOWZD1: DOB Zoning Diagram2
08/20/2026B01303459-I1Open ↗
08/13/2026B01303459-I1Open ↗
▸Seals & Professional Certifications2
▸DOB NOWDPL-1: Design Professional Seal & Signature2
10/02/2026B01303459-S1Open ↗
08/20/2026B01303459-I1Open ↗
▸Trade Schedules & Equipment1
▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)1
08/13/2026B01303459-I1Open ↗
▸Safety & Tenant Protection2
▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1
08/13/2026B01303459-I1Open ↗
▸DOB NOWStreet Tree Checklist1
08/13/2026B01303459-I1Open ↗
▸Inspections & Test Reports1
▸DOB NOWGeotechnical Report (BC 1803.6)1
08/13/2026B01303459-I1Open ↗
▸Other Documents4
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone1
08/13/2026B01303459-I1Open ↗
▸DOB NOWAdjoining Owners Notification1
08/20/2026B01303459-I1Open ↗
▸DOB NOWProperty Ownership Certification1
08/20/2026B01303459-I1Open ↗
▸DOB NOWSite Survey: Initial1
08/13/2026B01303459-I1Open ↗