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Two family converted from one family
145 CHAUNCEY STREET
BROOKLYN · BIN 3047829
💬 Discuss this project
1884Year Built
2Stories
B3Building Class
R6BZoning
2,016 sfGross Floor Area
2Units
FDNY Report ↗
Two family converted from one family · 1,667 sf lot · 1.21 FAR built · Flood zone X
Locations of Work
Mechanical
Permit Issued — active, not yet Signed-off
Floor 2Under Construction1 filing · 20 docs
Floor 1Under Construction1 filing · 20 docs
CellarUnder Construction1 filing · 20 docs
BasementUnder Construction1 filing · 20 docs
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
08/13/2025$1.4M—145 CHAUNCEY STREET LLC → Private party$719/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
REFORM ARCHITECTURE PLLC201/27/2026
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
JENNY FLORES EXPEDITING203/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
HELLO CHAPTER LLCGeneral Contractor107/02/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
REFORM ARCHITECTURE PLLC9444111/24/2025
Building Lifecycle
All (37)Filed (2)Permit Issued (1)Objection (16)Special Inspection (18)
07/30/2026
Objection resolved — Resolved
07/28/2026
Objection raised — Energy
07/28/2026
Special inspection requirement — HVAC-R and service water piping design and insulation
07/13/2026
Objection resolved — Addressed
07/13/2026
Objection resolved — Addressed
06/30/2026
Permit issued — Mechanical Systems
B01321196-I1-GC
06/04/2026
Special inspection requirement — Fire-Resistant Penetrations and Joints
03/09/2026
Objection raised — Scope
02/25/2026
Objection resolved — Resolved
02/25/2026
Objection resolved — Addressed
02/25/2026
Objection resolved — Addressed
02/06/2026
Objection raised — Cost
02/06/2026
Objection raised — Fire_Protection
02/06/2026
Objection raised — Other
02/06/2026
Objection raised — Scope
01/27/2026
Filed — Alteration CO
RENOVATION/CONVERSION OF 2 FAMILY DWELLING TO 1 FAMILY DWELLING.
B01321196-S1
01/21/2026
Special inspection requirement — Maintenance information
Dionisio Cortes Ortega
01/21/2026
Special inspection requirement — Fenestration areas
Dionisio Cortes Ortega
01/21/2026
Special inspection requirement — Permanent certificate
Dionisio Cortes Ortega
01/21/2026
Special inspection requirement — Ventilation and air distribution system
Dionisio Cortes Ortega
12/29/2025
Objection resolved — Addressed
12/03/2025
Objection raised — Cost
12/03/2025
Objection raised — Scope
12/03/2025
Objection raised — Scope
11/24/2025
Filed — Alteration CO
RENOVATION/CONVERSION OF 2 FAMILY DWELLING TO 1 FAMILY DWELLING.
B01321196-I1
11/18/2025
Special inspection requirement — Fenestration air leakage
Dionisio Cortes Ortega
11/18/2025
Special inspection requirement — Final
Dionisio Cortes Ortega
11/18/2025
Special inspection requirement — HVAC-R and service water heating system controls
Dionisio Cortes Ortega
11/18/2025
Special inspection requirement — Mechanical Systems
Dionisio Cortes Ortega
11/18/2025
Special inspection requirement — Structural Stability – Alterations of existing buildings
Dionisio Cortes Ortega
11/18/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
Dionisio Cortes Ortega
11/18/2025
Special inspection requirement — HVAC-R and service water piping design and insulation
Dionisio Cortes Ortega
11/18/2025
Special inspection requirement — HVAC-R and service water heating equipment
Dionisio Cortes Ortega
11/18/2025
Special inspection requirement — Duct leakage testing, insulation and design
Dionisio Cortes Ortega
11/18/2025
Special inspection requirement — Structural Wood Frame
Dionisio Cortes Ortega
11/18/2025
Special inspection requirement — Interior lighting power
Dionisio Cortes Ortega
11/18/2025
Special inspection requirement — Insulation placement and R values
Dionisio Cortes Ortega
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWMechanical SystemsPermit IssuedHELLO CHAPTER LLC06/30/2026
BISPLISSUEDNCA PLUMBING&HEATING LLC02/22/2011
BISOTISSUEDMIGUEL A. BRACAMONTE11/30/2010
1 project · most recent 01/27/2026
Heating and Air Conditioning Systems
FiledStatusContractorScopeMake / Model / Capacity
01/27/2026Permit IssuedHELLO CHAPTER LLCHeating and Air Conditioning Systems
Heat / Cool
Lg ×4
1 project · most recent 01/27/2026
Gas Water/Sanitary
FiledStatusContractorScope
01/27/2026——Gas, Water/Sanitary
1 project · most recent 01/27/2026
Wood
FiledStatusContractorScope
01/27/2026Permit IssuedHELLO CHAPTER LLCWood
▾Special Inspection Requirements (DOB NOW) — 18
DateRequirementInspectorRole
07/28/2026HVAC-R and service water piping design and insulation—energy_progress
06/04/2026Fire-Resistant Penetrations and Joints—special
01/21/2026Maintenance informationDionisio Cortes Ortegaenergy_progress
01/21/2026Fenestration areasDionisio Cortes Ortegaenergy_progress
01/21/2026Permanent certificateDionisio Cortes Ortegaenergy_progress
01/21/2026Ventilation and air distribution systemDionisio Cortes Ortegaenergy_progress
11/18/2025Fenestration air leakageDionisio Cortes Ortegaenergy_progress
11/18/2025FinalDionisio Cortes Ortegaprogress
11/18/2025HVAC-R and service water heating system controlsDionisio Cortes Ortegaenergy_progress
11/18/2025Mechanical SystemsDionisio Cortes Ortegaspecial
11/18/2025Structural Stability – Alterations of existing buildingsDionisio Cortes Ortegaspecial
11/18/2025Fenestration and door U-factor and product ratingsDionisio Cortes Ortegaenergy_progress
11/18/2025HVAC-R and service water piping design and insulationDionisio Cortes Ortegaenergy_progress
11/18/2025HVAC-R and service water heating equipmentDionisio Cortes Ortegaenergy_progress
11/18/2025Duct leakage testing, insulation and designDionisio Cortes Ortegaenergy_progress
11/18/2025Structural Wood FrameDionisio Cortes Ortegaprogress
11/18/2025Interior lighting powerDionisio Cortes Ortegaenergy_progress
11/18/2025Insulation placement and R valuesDionisio Cortes Ortegaenergy_progress
▾Documents — 39 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
08/18/2026B01321196-S1Request digital key ↗
08/18/2026B01321196-I1Request digital key ↗
▸Applications & Permits5
▸BISPLAN / WORK APPROVAL APPLICATION3
07/02/2025320234983Open ↗
05/25/2011320234983Open ↗
11/10/2010320234983Open ↗
▸BISWORK PERMIT APPLICATION2
02/28/2011320234983Open ↗
12/01/2010320234983Open ↗
▸Zoning, Tax Lot & Property Records1
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/18/2026B01321196-I1Open ↗
▸Seals & Professional Certifications20
▸DOB NOWProgress Inspector Seal & Signature14
09/10/2026B01321196-I1Open ↗
09/10/2026B01321196-I1Open ↗
09/10/2026B01321196-I1Open ↗
Showing 3 of 14 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION2
12/01/2010320234983Open ↗
11/10/2010320234983Open ↗
▸DOB NOWSpecial Inspector Seal & Signature2
09/10/2026B01321196-I1Open ↗
09/10/2026B01321196-I1Open ↗
▸DOB NOWDPL-1: Design Professional Seal & Signature2
08/18/2026B01321196-S1Open ↗
08/18/2026B01321196-I1Open ↗
▸Trade Schedules & Equipment2
▸BISSCHEDULE B - PLUMBING2
05/25/2011320234983Open ↗
11/10/2010320234983Open ↗
▸Safety & Tenant Protection1
▸BISSTREET TREE CHECKLIST1
11/10/2010320234983Open ↗
▸Environmental & Asbestos3
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
08/18/2026B01321196-I1Open ↗
08/18/2026B01321196-S1Open ↗
▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1
11/10/2010320234983Open ↗
▸Approvals, Objections & Sign-offs1
▸BISADMINISTRATIVE OBJECTIONS1
11/10/2010320234983Open ↗
▸Cost, Insurance & Ownership1
▸BISCOST AFFIDAVIT1
11/10/2010320234983Open ↗
▸Filing & Intake Forms2
▸BISEFILING COVER SHEET1
11/10/2010320234983Open ↗
▸BISADDITIONAL INFORMATION1
08/26/2025320234983Open ↗
▸Other Documents1
▸DOB NOWProperty Ownership Certification1
08/18/2026B01321196-I1Open ↗