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BuildNYC
Primarily 1 family with 1 store or office
901 48TH STREET
BROOKLYN · BIN 3137061
💬 Discuss this project
1925Year Built
2Stories
S1Building Class
R6Zoning
3,560 sfGross Floor Area
2Units
0 Active ViolationsFDNY Report ↗
Primarily 1 family with 1 store or office · Owner of record: Cho 901 Realty · 2,053 sf lot · 1.73 FAR built · Flood zone X
Locations of Work
ArchitectureElectricalPlumbingOther
Names shown beside floors are taken automatically from the text of filed documents and may be incomplete or wrong.
Floor 2Cho 901 Realty LLC19p · 2 filings · 20 docs
Floor 1Cho 901 Realty LLC20p · 2 filings · 20 docs
CellarCho 901 Realty LLC23p · 2 filings · 20 docs
▾Owner History (Filing Record)
Companies and organizations named on filings. Individual owners are not shown.
OwnerFilingsMost Recent
Cho 901 Realty2107/08/2026
Schulman Medical Associates303/21/2026
▾Sales History (ACRIS)
DatePriceUnitSeller → Buyer$/sf
04/06/2021$3.4M—— → —$955/sf building
▾Design Consultants (Architect / Engineer of Record)
FirmFilingsMost Recent
NY Building Associates305/20/2025
Chun Feng, Architect211/06/2024
J&R Design and Inspection109/21/2023
S M Tam Architect112/16/2021
▾Filing Representatives (Expediters)
RepresentativeFilingsMost Recent
High Quality 338603/21/2026
Highquality Construction VNW603/21/2026
▾Contractors (License-Anchored)
FirmTradeRolesMost Recent
High Quality ConstructionGeneral Contractor203/21/2026
American Standard P&H CororpPlumbing207/08/2026
▾Special Inspection Agencies
AgencyLicense #FilingsMost Recent
NKM Engineering6244505/20/2025
J&R Design and Inspection6637109/21/2023
Building Lifecycle
All (76)Filed (7)Permit Issued (3)Signed Off (1)Violation (11)Inspection (6)Objection (20)Special Inspection (28)
05/29/2025
Special inspection requirement — Metering
NARESH MAHANGU
05/29/2025
Special inspection requirement — Fenestration air leakage
NARESH MAHANGU
05/29/2025
Special inspection requirement — Fenestration areas
NARESH MAHANGU
05/29/2025
Special inspection requirement — Maintenance information
NARESH MAHANGU
05/29/2025
Special inspection requirement — Fenestration and door U-factor and product ratings
NARESH MAHANGU
05/29/2025
Special inspection requirement — Interior lighting power
NARESH MAHANGU
05/29/2025
Special inspection requirement — Fire-Resistant Penetrations and Joints
NARESH MAHANGU
05/29/2025
Special inspection requirement — Concrete - Cast-In-Place
NARESH MAHANGU
05/29/2025
Special inspection requirement — Energy Code Compliance Inspections
NARESH MAHANGU
05/29/2025
Special inspection requirement — Fire-Resistance Rated Construction
NARESH MAHANGU
05/20/2025
Filed — Alteration CO
CONVERT AN EXISTING 2-STORY MIXED-USE BUILDING TO 2-FAMILY RESIDENCE WITH GENERAL CONSTRUCTION WORK AS PER PLAN. OBTAIN NEW CERTIFICATE OF OCCUPANCY.
B00857103-P2
12/04/2024
Signed off — Alteration
PLUMBING APPLICATION FILE IN CONJUNCTION WITH ALTERATION-CO JOB# B00857103-I1 . PROPOSED PLUMBING WORK ON CELLAR, 1ST THRU 2ND FLOOR AS PER PLAN.
B00901303-I1
11/07/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
NARESH MAHANGU
11/07/2024
Special inspection requirement — Energy Code Compliance Inspections
NARESH MAHANGU
11/07/2024
Special inspection requirement — HVAC-R and service water heating system controls
NARESH MAHANGU
11/07/2024
Special inspection requirement — HVAC-R and service water piping design and insulation
NARESH MAHANGU
11/07/2024
Special inspection requirement — Maintenance information
NARESH MAHANGU
11/07/2024
Special inspection requirement — HVAC-R and service water heating equipment
NARESH MAHANGU
11/06/2024
Filed — Alteration
PLUMBING APPLICATION FILE IN CONJUNCTION WITH ALTERATION-CO JOB# B00857103-I1 . PROPOSED PLUMBING WORK ON CELLAR, 1ST THRU 2ND FLOOR AS PER PLAN.
B00901303-P2
11/06/2024
Special inspection requirement — Fire-Resistant Penetrations and Joints
NARESH MAHANGU
11/06/2024
Special inspection requirement — Energy Code Compliance Inspections
NARESH MAHANGU
11/06/2024
Special inspection requirement — Maintenance information
NARESH MAHANGU
11/06/2024
Special inspection requirement — HVAC-R and service water piping design and insulation
NARESH MAHANGU
11/06/2024
Special inspection requirement — HVAC-R and service water heating equipment
NARESH MAHANGU
11/06/2024
Special inspection requirement — HVAC-R and service water heating system controls
NARESH MAHANGU
10/31/2024
Inspection — Pass-Final CND-Occupancy Inspection
Pass
View inspection ↗
10/09/2024
Objection resolved — Addressed
09/23/2024
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
09/23/2024
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
09/04/2024
Objection resolved — Addressed
09/04/2024
Objection resolved — Addressed
09/04/2024
Objection resolved — Addressed
08/26/2024
Objection raised — Scope
08/26/2024
Objection raised — Scope
08/26/2024
Objection raised — Scope
08/26/2024
Objection raised — Scope
08/16/2024
Filed — Alteration CO
CONVERT AN EXISTING 2-STORY MIXED-USE BUILDING TO 2-FAMILY RESIDENCE WITH GENERAL CONSTRUCTION WORK AS PER PLAN. OBTAIN NEW CERTIFICATE OF OCCUPANCY.
B00857103-P1
08/08/2024
Inspection — Certified Remove/Cap - work done in accordance with code
Certified
View inspection ↗
08/07/2024
Permit issued — Plumbing
B00901303-I1-PL
06/13/2024
Inspection — Pass-Final PL - Up to 3 Requested Floors
Pass
View inspection ↗
10/02/2023
Inspection — Certified Gas-Gas-Piping-Roughing
Certified
View inspection ↗
10/02/2023
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing
Certified
View inspection ↗
10/02/2023
Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Underground
Certified
View inspection ↗
09/21/2023
Filed — Alteration
PLUMBING APPLICATION FILE IN CONJUNCTION WITH ALTERATION-CO JOB# B00857103-I1 . PROPOSED PLUMBING WORK ON CELLAR, 1ST THRU 2ND FLOOR AS PER PLAN.
B00901303-P1
09/21/2023
Special inspection requirement — Fire-Resistant Penetrations and Joints
Robert Truskosky
09/21/2023
Special inspection requirement — Energy Code Compliance Inspections
Robert Truskosky
09/21/2023
Special inspection requirement — HVAC-R and service water heating equipment
Robert Truskosky
09/21/2023
Special inspection requirement — HVAC-R and service water piping design and insulation
Robert Truskosky
09/21/2023
Special inspection requirement — HVAC-R and service water heating system controls
Robert Truskosky
09/21/2023
Special inspection requirement — Maintenance information
Robert Truskosky
07/28/2023
Permit issued — Plumbing
B00901303-I1-PL
07/11/2023
Filed — Alteration
PLUMBING APPLICATION FILE IN CONJUNCTION WITH ALTERATION-CO JOB# B00857103-I1 . PROPOSED PLUMBING WORK ON CELLAR, 1ST THRU 2ND FLOOR AS PER PLAN.
B00901303-I1
06/30/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/30/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/30/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/30/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/22/2023
Permit issued — General Construction
B00857103-I1-GC
06/20/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/20/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
06/20/2023
Violation issued (DOB, closed)
V*-DOB VIOLATION - DISMISSED
Latest 60 of 76 events.
Permit / Filing Register
SourceWork TypeStatusApplicantIssued
DOB NOWPlumbingSigned-offAmerican Standard P&H Cororp08/07/2024
DOB NOWPlumbingSigned-offAmerican Standard P&H Cororp07/28/2023
DOB NOWGeneral ConstructionPermit IssuedHigh Quality Construction06/22/2023
BISBLISSUEDTavella Plumbing & Heating03/27/2018
BISPLISSUEDTavella Plumbing & Heating03/27/2018
1 project · most recent 07/17/2023
General Wiring
FiledStatusContractorScope
07/17/2023CompleteAL-Lectric Elect'l ContractingGeneral Wiring
▾Field Inspections (DOB CAP) — 6
DateTypeResultReport
10/31/2024Pass-Final CND-Occupancy InspectionPassView ↗
08/08/2024Certified Remove/Cap - work done in accordance with codeCertifiedView ↗
06/13/2024Pass-Final PL - Up to 3 Requested FloorsPassView ↗
10/02/2023Certified Gas-Gas-Piping-RoughingCertifiedView ↗
10/02/2023Certified Water and Sanitary-WS-Sanitary Piping-RoughingCertifiedView ↗
10/02/2023Certified Water and Sanitary-WS-Sanitary Piping-UndergroundCertifiedView ↗
▾Special Inspection Requirements (DOB NOW) — 28
DateRequirementInspectorRole
05/29/2025MeteringNARESH MAHANGUenergy_progress
05/29/2025Fenestration air leakageNARESH MAHANGUenergy_progress
05/29/2025Fenestration areasNARESH MAHANGUenergy_progress
05/29/2025Maintenance informationNARESH MAHANGUenergy_progress
05/29/2025Fenestration and door U-factor and product ratingsNARESH MAHANGUenergy_progress
05/29/2025Interior lighting powerNARESH MAHANGUenergy_progress
05/29/2025Fire-Resistant Penetrations and JointsNARESH MAHANGUspecial
05/29/2025Concrete - Cast-In-PlaceNARESH MAHANGUspecial
05/29/2025Energy Code Compliance InspectionsNARESH MAHANGUprogress
05/29/2025Fire-Resistance Rated ConstructionNARESH MAHANGUprogress
11/07/2024Fire-Resistant Penetrations and JointsNARESH MAHANGUspecial
11/07/2024Energy Code Compliance InspectionsNARESH MAHANGUprogress
11/07/2024HVAC-R and service water heating system controlsNARESH MAHANGUenergy_progress
11/07/2024HVAC-R and service water piping design and insulationNARESH MAHANGUenergy_progress
11/07/2024Maintenance informationNARESH MAHANGUenergy_progress
11/07/2024HVAC-R and service water heating equipmentNARESH MAHANGUenergy_progress
11/06/2024Fire-Resistant Penetrations and JointsNARESH MAHANGUspecial
11/06/2024Energy Code Compliance InspectionsNARESH MAHANGUprogress
11/06/2024Maintenance informationNARESH MAHANGUenergy_progress
11/06/2024HVAC-R and service water piping design and insulationNARESH MAHANGUenergy_progress
11/06/2024HVAC-R and service water heating equipmentNARESH MAHANGUenergy_progress
11/06/2024HVAC-R and service water heating system controlsNARESH MAHANGUenergy_progress
09/21/2023Fire-Resistant Penetrations and JointsRobert Truskoskyspecial
09/21/2023Energy Code Compliance InspectionsRobert Truskoskyprogress
09/21/2023HVAC-R and service water heating equipmentRobert Truskoskyenergy_progress
Latest 25 of 28.
▾Documents — 80 on file (BIS + DOB NOW)
▸Plans & Drawings7
▸DOB NOWPlans/Sketch7
08/31/2026B00602458-I1Request digital key ↗
08/27/2026B00901303-I1Request digital key ↗
08/27/2026B00901303-P1Request digital key ↗
Showing 3 of 7 on file for this type
▸Applications & Permits5
▸BISPLAN / WORK APPROVAL APPLICATION3
06/26/2023322160399Open ↗
03/09/2023322160399Open ↗
03/26/2018340593138Open ↗
▸BISWORK PERMIT APPLICATION2
03/26/2018340593138Open ↗
03/26/2018340593138Open ↗
▸Zoning, Tax Lot & Property Records5
▸BISTAX LOT: TENTATIVE LOT NUMBER ISSUED1
05/24/2023322160399Open ↗
▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT1
07/07/2023322160399Open ↗
▸BISRESTRICTION: RESTRICTIVE DECLARATION1
06/21/2023322160399Open ↗
▸BISZONING EXHIBIT I: CERTIFICATION1
07/07/2023322160399Open ↗
▸DOB NOWHouse Number Verification: TOPO Stamp1
08/13/2026B00857103-I1Open ↗
▸Seals & Professional Certifications24
▸DOB NOWProgress Inspector Seal & Signature9
09/29/2026B00901303-P1Open ↗
09/29/2026B00901303-P1Open ↗
09/01/2026B00857103-I1Open ↗
Showing 3 of 9 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature7
08/31/2026B00602458-I1Open ↗
08/27/2026B00901303-I1Open ↗
08/27/2026B00901303-P1Open ↗
Showing 3 of 7 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature5
09/29/2026B00901303-P1Open ↗
09/01/2026B00857103-I1Open ↗
09/01/2026B00857103-I1Open ↗
Showing 3 of 5 on file for this type
▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION1
03/26/2018340593138Open ↗
▸BISPROFESSIONAL CERTIFICATION STATEMENT1
03/26/2018340593138Open ↗
▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1
03/26/2018340593138Open ↗
▸Trade Schedules & Equipment2
▸BISSCHEDULE B - PLUMBING1
03/26/2018340593138Open ↗
▸BISSCHEDULE C - HEATING & COMBUSTION EQUIPMENT1
03/26/2018340593138Open ↗
▸Safety & Tenant Protection4
▸DOB NOWStreet Tree Checklist4
08/31/2026B00602458-I1Open ↗
08/13/2026B00857103-P1Open ↗
08/13/2026B00857103-I1Open ↗
Showing 3 of 4 on file for this type
▸Environmental & Asbestos7
▸DOB NOWDEP ACP-5: Asbestos Assessment Report6
08/31/2026B00602458-I1Open ↗
08/27/2026B00901303-P2Open ↗
08/27/2026B00901303-I1Open ↗
Showing 3 of 6 on file for this type
▸BISASBESTOS: CERTIFICATION (DEP ACP5)1
03/26/2018340593138Open ↗
▸Inspections & Test Reports1
▸BISTECHNICAL REPORT: RESPONSIBILITY1
03/26/2018340593138Open ↗
▸Approvals, Objections & Sign-offs10
▸DOB NOWDesign Commission Sign Off City Owned (Exterior Work)4
08/13/2026B01320251-S1Open ↗
08/13/2026B01320251-S2Open ↗
08/13/2026B01320251-I1Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWDesign Commission Approval City Owned (Exterior Work)4
08/13/2026B01320251-S3Open ↗
08/13/2026B01320251-S1Open ↗
08/13/2026B01320251-I1Open ↗
Showing 3 of 4 on file for this type
▸BISLETTERS - SUPPORTING DOCUMENTATION1
06/21/2023322160399Open ↗
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1
08/14/2018340593138Open ↗
▸Cost, Insurance & Ownership2
▸BISCOST AFFIDAVIT2
08/14/2018340593138Open ↗
03/26/2018340593138Open ↗
▸Filing & Intake Forms3
▸BISBOROUGH INTAKE FORM1
08/14/2018340593138Open ↗
▸BISEFILING COVER SHEET1
03/09/2023322160399Open ↗
▸BISEFILING JOB APPLICATION COVER SHEET1
03/26/2018340593138Open ↗
▸Other Documents10
▸DOB NOWProperty Ownership Certification4
08/31/2026B00602458-I1Open ↗
08/21/2026B00857103-P1Open ↗
08/21/2026B00857103-P2Open ↗
Showing 3 of 4 on file for this type
▸DOB NOWFee Exempt Supporting Document - DOF Property Tax Assessment Roll4
08/13/2026B01320251-S3Open ↗
08/13/2026B01320251-S1Open ↗
08/13/2026B01320251-I1Open ↗
Showing 3 of 4 on file for this type
▸BISRECORDS MGMT FEE PAYMENT RECEIPT1
03/14/2023322160399Open ↗
▸BISPLOT DIAGRAM1
05/24/2023322160399Open ↗