Single or multiple dwelling with stores or offices

6402 14TH AVENUE

BROOKLYN · Dyker Heights · BIN 3426571

💬 Discuss this project

0Year Built

—Stories

S9Building Class

R5BZoning

3,845 sfGross Floor Area

4Units

0 Active ViolationsFDNY Report ↗

Single or multiple dwelling with stores or offices · Owner of record: 6402 Property Holding · 2,000 sf lot · 1.92 FAR built · Flood zone X

Locations of Work

ArchitectureStructuralElectricalMechanicalPlumbingFire ProtectionEquipmentLandscapeCivilGeneralOther

Names shown beside floors are taken automatically from the text of filed documents and may be incomplete or wrong.

RoofNew Building Mechanical Work74p · 2 filings · 20 docs

Bulkhead3p · 1 filing · 20 docs

Floor 3New Building Mechanical Work71p · 2 filings · 20 docs

Floor 2New Building Mechanical Work13p · 2 filings · 20 docs

Floor 1New Building Mechanical Work99p · 4 filings · 20 docs

CellarNew Building Mechanical Work70p · 2 filings · 20 docs

Site & exteriorNew awning for existing first floor commercial space43p · 2 filings · 20 docs

▾Owner History (Filing Record)

Companies and organizations named on filings. Individual owners are not shown.

Owner	Filings	Most Recent
Fundamental Holdings Groups	12	03/21/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
08/21/2023	$870K	—	FUNDAMENTAL HOLDINGS GROUP LLC → 6402 PROPERTY HOLDING LLC	$226/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
MSM Engineering Services	3	07/11/2025
S M Tam Architect	9	12/27/2024
Barry Donaldson Architects	1	10/01/2024
Asr Engineering	1	12/18/2023
NTD Engineering Consultant	4	08/02/2023

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
Expediting	1	03/21/2026
S M Tam Architect	10	03/21/2026
Modern Building Consultant	3	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
Nefco Enterprises	General Contractor	20	07/08/2026
JZ Construction Group	General Contractor	3	03/21/2026
LT Pro Construction	Scaffold	3	03/21/2026
Amm General Contracting	Plumbing	3	07/08/2026
Topline NYC	Scaffold	1	07/08/2026
Amm General Contracting	Fire Protection	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
MSM Engineering Services	8449	1	05/09/2025
G Engineering	7778	12	12/27/2024

Building Lifecycle

All (148)Filed (18)Permit Issued (13)Signed Off (11)Violation (6)Inspection (10)Objection (60)Special Inspection (30)

08/14/2025

Signed off — Alteration

Proposed to install new awing for existing first floor commercial space as per plan. No change in use, egress, or occupancy.

B01223807-I1

08/05/2025

Inspection — Pass-Final General Construction Non-Directive 14

Pass

View inspection ↗

07/23/2025

Special inspection requirement — Tenant Protection Plan Compliance

MOHAMED MAHMOUD

07/11/2025

Filed — Alteration

Proposed to install new awing for existing first floor commercial space as per plan. No change in use, egress, or occupancy.

B01223807-P1

06/10/2025

Permit issued — General Construction

B01223807-I1-GC

05/21/2025

Objection resolved — Addressed

05/20/2025

Objection resolved — Addressed

05/19/2025

Objection raised — Cost

05/19/2025

Objection raised — Zoning

05/09/2025

Filed — Alteration

Proposed to install new awing for existing first floor commercial space as per plan. No change in use, egress, or occupancy.

B01223807-I1

04/17/2025

Filed — Alteration

B01211000-I1

03/21/2025

Signed off — New Building

PROPOSED A 3-STORY & CELLAR MIX-USE NEW BUILDING FOR COMMERCIAL, COMMUNITY FACILITY &(2) DWELLING UNITS RESIDENTIAL USE.

B00875331-S9

03/18/2025

Signed off — New Building

PROPOSED A 3-STORY & CELLAR MIX-USE NEW BUILDING FOR COMMERCIAL, COMMUNITY FACILITY &(2) DWELLING UNITS RESIDENTIAL USE.

B00875331-Z1

12/30/2024

Special inspection requirement — Fire-Resistance Rated Construction

XIONGCAI GU

12/30/2024

Special inspection requirement — Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation

XIONGCAI GU

12/30/2024

Special inspection requirement — Fenestration areas

XIONGCAI GU

12/30/2024

Special inspection requirement — Chimneys and vents

XIONGCAI GU

12/30/2024

Special inspection requirement — Concrete - Cast-In-Place

XIONGCAI GU

12/30/2024

Special inspection requirement — Maintenance information

XIONGCAI GU

12/30/2024

Special inspection requirement — Fenestration and door U-factor and product ratings

XIONGCAI GU

12/30/2024

Special inspection requirement — Exterior lighting power

XIONGCAI GU

12/30/2024

Special inspection requirement — Permanent certificate

XIONGCAI GU

12/30/2024

Special inspection requirement — Masonry

XIONGCAI GU

12/30/2024

Special inspection requirement — Underpinning

XIONGCAI GU

12/30/2024

Special inspection requirement — Fire-Resistant Penetrations and Joints

XIONGCAI GU

12/30/2024

Special inspection requirement — Excavations - Sheeting, Shoring, and Bracing

XIONGCAI GU

12/30/2024

Special inspection requirement — Air barrier - visual inspection

XIONGCAI GU

12/30/2024

Special inspection requirement — Energy Code Compliance Inspections

XIONGCAI GU

12/30/2024

Special inspection requirement — Interior lighting power

XIONGCAI GU

12/30/2024

Special inspection requirement — Lighting controls

XIONGCAI GU

12/30/2024

Special inspection requirement — Lighting in dwelling units

XIONGCAI GU

12/30/2024

Special inspection requirement — Electric vehicle service equipment requirements

XIONGCAI GU

12/30/2024

Special inspection requirement — Fenestration air leakage

XIONGCAI GU

12/30/2024

Special inspection requirement — Insulation placement and R values

XIONGCAI GU

12/27/2024

Filed — New Building

PROPOSED A 3-STORY & CELLAR MIX-USE NEW BUILDING FOR COMMERCIAL, COMMUNITY FACILITY &(2) DWELLING UNITS RESIDENTIAL USE.

B00875331-P4

12/27/2024

Special inspection requirement — Lighting in dwelling units

XIONGCAI GU

12/27/2024

Special inspection requirement — Insulation placement and R values

XIONGCAI GU

12/27/2024

Special inspection requirement — Fire-Resistant Penetrations and Joints

XIONGCAI GU

12/27/2024

Special inspection requirement — Lighting controls

XIONGCAI GU

12/27/2024

Special inspection requirement — Air barrier - visual inspection

XIONGCAI GU

12/27/2024

Special inspection requirement — Fire-Resistance Rated Construction

XIONGCAI GU

12/27/2024

Special inspection requirement — Excavations - Sheeting, Shoring, and Bracing

XIONGCAI GU

12/27/2024

Special inspection requirement — Exterior lighting power

XIONGCAI GU

12/02/2024

Inspection — Pass-Final CND-Occupancy Inspection

Pass

View inspection ↗

11/19/2024

Signed off — New Building

PROPOSED A 3-STORY & CELLAR MIX-USE NEW BUILDING FOR COMMERCIAL, COMMUNITY FACILITY &(2) DWELLING UNITS RESIDENTIAL USE.

B00875331-S8

11/18/2024

Inspection — Pass-Final Curb Cut Non-Directive 14

Pass

View inspection ↗

11/15/2024

Signed off — Alteration

PROPOSED MECHANICAL WORK AT CELLAR, FIRST, SECOND, THIRD AND ROOF AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

B01119564-I1

11/04/2024

Inspection — Certified Sprinkler-SP-Fixtures-Finish

Certified

View inspection ↗

10/29/2024

Inspection — Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test

Certified

View inspection ↗

10/28/2024

Signed off — Alteration

PROPOSED TEMPORARY CONSTRUCTION FENCE @ GROUND FLOOR. THE FENCE IS OUTSIDE OF PROPERTY LINE WITHIN 3 FEET ONLY BEYOND THE PROPERTY LINE. THIS JOB WILL BE FILED IN CONJUNCTION WITH NB WORK AT 6402 14 AVENUE, NB JOB#B00875331-I1

B00927510-I1

10/18/2024

Filed — New Building

PROPOSED A 3-STORY & CELLAR MIX-USE NEW BUILDING FOR COMMERCIAL, COMMUNITY FACILITY &(2) DWELLING UNITS RESIDENTIAL USE.

B00875331-P3

10/16/2024

Permit issued — Mechanical Systems

B01119564-I1-MS

10/15/2024

Signed off — New Building

PROPOSED A 3-STORY & CELLAR MIX-USE NEW BUILDING FOR COMMERCIAL, COMMUNITY FACILITY &(2) DWELLING UNITS RESIDENTIAL USE.

B00875331-S4

10/15/2024

Signed off — New Building

PROPOSED A 3-STORY & CELLAR MIX-USE NEW BUILDING FOR COMMERCIAL, COMMUNITY FACILITY &(2) DWELLING UNITS RESIDENTIAL USE.

B00875331-S7

10/15/2024

Signed off — New Building

PROPOSED A 3-STORY & CELLAR MIX-USE NEW BUILDING FOR COMMERCIAL, COMMUNITY FACILITY &(2) DWELLING UNITS RESIDENTIAL USE.

B00875331-S3

10/15/2024

Signed off — New Building

PROPOSED A 3-STORY & CELLAR MIX-USE NEW BUILDING FOR COMMERCIAL, COMMUNITY FACILITY &(2) DWELLING UNITS RESIDENTIAL USE.

B00875331-S6

10/08/2024

Permit issued — Curb Cut

B00875331-S8-CC

10/01/2024

Filed — Alteration

PROPOSED MECHANICAL WORK AT CELLAR, FIRST, SECOND, THIRD AND ROOF AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

B01119564-I1

09/19/2024

Filed — New Building

PROPOSED A 3-STORY & CELLAR MIX-USE NEW BUILDING FOR COMMERCIAL, COMMUNITY FACILITY &(2) DWELLING UNITS RESIDENTIAL USE.

B00875331-S8

09/12/2024

Filed — New Building

PROPOSED A 3-STORY & CELLAR MIX-USE NEW BUILDING FOR COMMERCIAL, COMMUNITY FACILITY &(2) DWELLING UNITS RESIDENTIAL USE.

B00875331-P2

Latest 60 of 148 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	General Construction	Signed-off	JZ Construction Group	06/10/2025
DOB NOW	Mechanical Systems	Signed-off	Nefco Enterprises	10/16/2024
DOB NOW	Curb Cut	Signed-off	Nefco Enterprises	10/08/2024
DOB NOW	Sprinklers	Signed-off	Amm General Contracting	05/15/2024
DOB NOW	Plumbing	Signed-off	Amm General Contracting	04/15/2024
DOB NOW	General Construction	Permit Issued	Nefco Enterprises	04/08/2024
DOB NOW	General Construction	Permit Issued	Nefco Enterprises	12/28/2023
DOB NOW	Sidewalk Shed	Signed-off	Topline NYC	12/18/2023
DOB NOW	Support of Excavation	Signed-off	Nefco Enterprises	10/31/2023
DOB NOW	Foundation	Signed-off	Nefco Enterprises	10/31/2023
DOB NOW	Foundation	Signed-off	Nefco Enterprises	10/30/2023
DOB NOW	Structural	Signed-off	Nefco Enterprises	10/30/2023
DOB NOW	Construction Fence	Signed-off	LT Pro Construction	10/23/2023

1 project · most recent 12/27/2024

Gas Storm Water/Sanitary

Filed	Status	Contractor	Scope
12/27/2024	Signed-off	Amm General Contracting	Gas, Storm, Water/Sanitary

2 projects · most recent 04/11/2024

General Wiring

Filed	Status	Contractor	Scope
04/11/2024	Complete	Goodall Electric	General Wiring
12/19/2023	Complete	Richard Neu	—

1 project · most recent 12/27/2024

Steel Concrete

Filed	Status	Contractor	Scope
12/27/2024	Signed-off	Nefco Enterprises	Steel, Concrete

▾Field Inspections (DOB CAP) — 10

Date	Type	Result	Report
08/05/2025	Pass-Final General Construction Non-Directive 14	Pass	View ↗
12/02/2024	Pass-Final CND-Occupancy Inspection	Pass	View ↗
11/18/2024	Pass-Final Curb Cut Non-Directive 14	Pass	View ↗
11/04/2024	Certified Sprinkler-SP-Fixtures-Finish	Certified	View ↗
10/29/2024	Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test	Certified	View ↗
06/28/2024	Certified Water and Sanitary-WS-Sanitary Piping-Underground	Certified	View ↗
06/06/2024	Certified Gas-Gas-Piping-Roughing	Certified	View ↗
06/06/2024	Certified Storm Drainage-ST-Piping-Roughing	Certified	View ↗
06/06/2024	Certified Storm Drainage-ST-Piping-Underground	Certified	View ↗
06/06/2024	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗

▾Special Inspection Requirements (DOB NOW) — 82

Date	Requirement	Inspector	Role
07/23/2025	Tenant Protection Plan Compliance	MOHAMED MAHMOUD	special
12/30/2024	Permanent certificate	XIONGCAI GU	energy_progress
12/30/2024	Concrete - Cast-In-Place	XIONGCAI GU	special
12/30/2024	Excavations - Sheeting, Shoring, and Bracing	XIONGCAI GU	special
12/30/2024	Fire-Resistant Penetrations and Joints	XIONGCAI GU	special
12/30/2024	Chimneys and vents	XIONGCAI GU	special
12/30/2024	Underpinning	XIONGCAI GU	special
12/30/2024	Masonry	XIONGCAI GU	special
12/30/2024	Private On-Site Storm Water Disposal Systems-, and Detention Facilities, Installation	XIONGCAI GU	special
12/30/2024	Fire-Resistance Rated Construction	XIONGCAI GU	progress
12/30/2024	Energy Code Compliance Inspections	XIONGCAI GU	progress
12/30/2024	Maintenance information	XIONGCAI GU	energy_progress
12/30/2024	Interior lighting power	XIONGCAI GU	energy_progress
12/30/2024	Lighting controls	XIONGCAI GU	energy_progress
12/30/2024	Fenestration and door U-factor and product ratings	XIONGCAI GU	energy_progress
12/30/2024	Air barrier - visual inspection	XIONGCAI GU	energy_progress
12/30/2024	Lighting in dwelling units	XIONGCAI GU	energy_progress
12/30/2024	Electric vehicle service equipment requirements	XIONGCAI GU	energy_progress
12/30/2024	Exterior lighting power	XIONGCAI GU	energy_progress
12/30/2024	Fenestration air leakage	XIONGCAI GU	energy_progress
12/30/2024	Insulation placement and R values	XIONGCAI GU	energy_progress
12/30/2024	Fenestration areas	XIONGCAI GU	energy_progress
12/27/2024	Fenestration and door U-factor and product ratings	XIONGCAI GU	energy_progress
12/27/2024	Chimneys and vents	XIONGCAI GU	special
12/27/2024	Concrete - Cast-In-Place	XIONGCAI GU	special

Latest 25 of 82.

▾Documents — 202 on file (BIS + DOB NOW)

▸Plans & Drawings17

▸DOB NOWPlans/Sketch17

08/27/2026B00875331-P4Request digital key ↗

08/27/2026B00875331-P3Request digital key ↗

08/27/2026B00875331-P2Request digital key ↗

Showing 3 of 17 on file for this type

▸Applications & Permits10

▸BISPLAN / WORK APPROVAL APPLICATION8

06/18/2025321385540Open ↗

05/22/2024340911008Open ↗

03/11/2019321385540Open ↗

Showing 3 of 8 on file for this type

▸BISBPP-DOT: SIDEWALK/CURB/ROAD WORK PERMITS1

07/25/2025340911008Open ↗

▸BISBPP-5 - Authorization to the Department of Transportation1

05/31/2024340911008Open ↗

▸Zoning, Tax Lot & Property Records13

▸DOB NOWZD1: DOB Zoning Diagram4

08/13/2026B00875331-P4Open ↗

08/13/2026B00875331-I1Open ↗

08/13/2026B00875331-P2Open ↗

Showing 3 of 4 on file for this type

▸DOB NOWZoning Exhibit form (1-5)4

08/13/2026B00875331-P4Open ↗

08/13/2026B00875331-I1Open ↗

08/13/2026B00875331-P1Open ↗

Showing 3 of 4 on file for this type

▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT1

02/28/2019321385540Open ↗

▸BISADDRESS: NEW HOUSE NUMBER APPROVED1

01/22/2019321385540Open ↗

▸BISZONING DIAGRAM1

05/28/2019321385540Open ↗

▸BISZONING EXHIBIT I: CERTIFICATION1

02/28/2019321385540Open ↗

▸DOB NOWHouse Number Verification: TOPO Stamp1

08/13/2026B00875331-I1Open ↗

▸Seals & Professional Certifications99

▸DOB NOWProgress Inspector Seal & Signature43

09/04/2026B00875331-I1Open ↗

Showing 3 of 43 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature37

09/04/2026B00875331-I1Open ↗

Showing 3 of 37 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature17

08/27/2026B00875331-Z1Open ↗

08/27/2026B00875331-I1Open ↗

08/27/2026B00875331-P3Open ↗

Showing 3 of 17 on file for this type

▸BISAPPLICANT OWNER SIGNATURE1

05/22/2024340911008Open ↗

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY1

05/22/2024340911008Open ↗

▸Trade Schedules & Equipment5

▸DOB NOWDEP: Sewer Certification (Sanitary/Storm)4

08/13/2026B00875331-P1Open ↗

08/13/2026B00875331-I1Open ↗

08/13/2026B00875331-P2Open ↗

Showing 3 of 4 on file for this type

▸BIS* SEWER CONNECTION: DEP SD1 & SD21

05/28/2019321385540Open ↗

▸Safety & Tenant Protection12

▸DOB NOWStreet Tree Checklist4

08/27/2026B00875331-P4Open ↗

08/27/2026B00875331-P1Open ↗

08/27/2026B00875331-P2Open ↗

Showing 3 of 4 on file for this type

▸BISSTREET TREE CHECKLIST2

05/31/2024340911008Open ↗

02/28/2019321385540Open ↗

▸BISSTREET TREES: RECEIPT OF STREET TREES SITE PLAN1

05/31/2024340911008Open ↗

▸BISBPP: STREET TREES SITE PLAN1

05/31/2024340911008Open ↗

▸BISSTREET TREE SIGNOFF1

07/23/2025340911008Open ↗

▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1

08/13/2026B00875331-I1Open ↗

▸DOB NOWStreet Trees Site Plan1

08/13/2026B00875331-I1Open ↗

▸DOB NOWStreet Tree Sign Off1

08/13/2026B00875331-I1Open ↗

▸Energy Compliance1

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY1

05/28/2019321385540Open ↗

▸Inspections & Test Reports11

▸DOB NOWGeotechnical Report (BC 1803.6)4

08/13/2026B00875331-S7Open ↗

08/13/2026B00875331-S6Open ↗

08/13/2026B00875331-S4Open ↗

Showing 3 of 4 on file for this type

▸BISTECHNICAL REPORT: RESPONSIBILITY3

05/28/2019321385540Open ↗

▸BISDEP Hydrant Flow Test Letter1

02/15/2019321385540Open ↗

▸BISTECHNICAL REPORT: SOIL INSPECTION1

05/28/2019321385540Open ↗

▸BISSOIL REPORT1

02/28/2019321385540Open ↗

▸BISHYDRAULIC FLOW CALCULATIONS1

05/28/2019321385540Open ↗

▸Approvals, Objections & Sign-offs7

▸BISSCHEDULE A - OCCUPANCY / USE3

05/06/2019321385540Open ↗

02/25/2019321385540Open ↗

01/17/2019321385540Open ↗

▸BISBPP-8 - Request Items for Builders Pavement Plan Signoff2

08/19/2025340911008Open ↗

07/25/2025340911008Open ↗

▸BISLETTERS - SUPPORTING DOCUMENTATION1

02/15/2019321385540Open ↗

▸DOB NOWHold harmless letter1

08/13/2026B00875331-S7Open ↗

▸Cost, Insurance & Ownership1

▸BISBPP: ENGINEERS AFFIDAVIT1

07/25/2025340911008Open ↗

▸Filing & Intake Forms4

▸BISEFILING COVER SHEET3

03/11/2019321385540Open ↗

02/01/2019321385540Open ↗

▸BISEFILING JOB APPLICATION COVER SHEET1

05/22/2024340911008Open ↗

▸Other Documents22

▸BISBPP - SUPPORTING DOCUMENTATION4

07/25/2025340911008Open ↗

Showing 3 of 4 on file for this type

▸DOB NOWSite Survey: Initial4

08/13/2026B00875331-I1Open ↗

08/13/2026B00875331-P4Open ↗

08/13/2026B00875331-P1Open ↗

Showing 3 of 4 on file for this type

▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone4

08/13/2026B00875331-P4Open ↗

08/13/2026B00875331-P1Open ↗

08/13/2026B00875331-P2Open ↗

Showing 3 of 4 on file for this type

▸DOB NOWProperty Ownership Certification4

08/27/2026B00875331-P4Open ↗

08/27/2026B00875331-P2Open ↗

08/27/2026B00875331-P1Open ↗

Showing 3 of 4 on file for this type

▸BISPLOT DIAGRAM2

02/28/2019321385540Open ↗

01/22/2019321385540Open ↗

▸BISBPP: SIDEWALK & ROADWAY THICKNESS CORES1

08/19/2025340911008Open ↗

▸BISRECORDS MGMT FEE PAYMENT RECEIPT1

05/31/2024340911008Open ↗

▸DOB NOWFinal Survey1

08/13/2026B00875331-I1Open ↗

▸DOB NOWAdjoining Owners Notification1

08/13/2026B00875331-S6Open ↗