Two family brick

951 59 STREET

BROOKLYN · BIN 3140596

💬 Discuss this project

1950Year Built

2Stories

B1Building Class

R6Zoning

1,936 sfGross Floor Area

2Units

0 Open ViolationsFDNY Report ↗

Two family brick · Owner of record: TKC 9518 INC · 2,003 sf lot · 0.97 FAR built · Flood zone X

Locations of Work

ArchitectureStructuralMechanicalPlumbingFire ProtectionOther

Penthouse27p · 3 filings · 20 docs

Floor 421p · 1 filing · 20 docs

Floor 324p · 3 filings · 20 docs

Floor 226p · 2 filings · 20 docs

Floor 129p · 3 filings · 20 docs

Cellar26p · 2 filings · 20 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
TKC 9518	53	07/08/2026
SD DESIGN STUDIO	6	07/08/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
10/11/2018	$1.6M	—	Private party → TKC 9518 INC.	$801/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
HPL ENGINEERING P.C.	14	05/14/2025
JIAN ENGINEERING PLLC	1	09/25/2023

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
H Z BUILDING NY	30	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
DYKER SOLUTIONS INC	General Contractor	12	07/08/2026
ACER CONSTRUCTION INC	General Contractor	4	07/08/2026
XH&RC PLBG AND HTG INC	Plumbing	3	07/08/2026
XH&RC PLBG AND HTG INC	Fire Protection	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
HPL ENGINEERING PC	5613	12	05/14/2025

Building Lifecycle

All (151)Filed (15)Permit Issued (13)Signed Off (7)Violation (5)Inspection (10)Objection (71)Special Inspection (30)

09/08/2025

Signed off — ALT-CO - New Building with Existing Elements to Remain

SUBSEQUENT FILING FOR STRUCTURAL WORK ON CELLAR, 1ST THRU 004 FLOOR AND PENTHOUSE, IN CONJUNCTION WITH ALT1 APPLICATION #B08025899-I1.

B08025899-S6

05/27/2025

Signed off — Alteration

SUBMIT PLUMBING WORK ON CELLAR, 1ST THRU 4TH FLOOR, PENTHOUSE AND OPEN SPACE, IN CONJUNCTION WITH ALT1 APPLICATION #B08025899-I1.

B00879960-I1

05/27/2025

Special inspection requirement — Concrete - Cast-In-Place

Fran Huang

05/27/2025

Special inspection requirement — Mechanical Systems

Fran Huang

05/27/2025

Special inspection requirement — HVAC-R and service water piping design and insulation

Fran Huang

05/27/2025

Special inspection requirement — Structural Stability – Alterations of existing buildings

Fran Huang

05/27/2025

Special inspection requirement — Masonry

Fran Huang

05/27/2025

Special inspection requirement — Fire-Resistant Penetrations and Joints

Fran Huang

05/27/2025

Special inspection requirement — Concrete - Cast-In-Place

Fran Huang

05/27/2025

Special inspection requirement — Fire-Resistant Penetrations and Joints

Fran Huang

05/27/2025

Special inspection requirement — Mechanical Systems

Fran Huang

05/27/2025

Special inspection requirement — Masonry

Fran Huang

05/27/2025

Special inspection requirement — Structural Stability – Alterations of existing buildings

Fran Huang

05/27/2025

Special inspection requirement — Final

Fran Huang

05/27/2025

Special inspection requirement — Fire-Resistance Rated Construction

Fran Huang

05/27/2025

Special inspection requirement — Energy Code Compliance Inspections

Fran Huang

05/27/2025

Special inspection requirement — HVAC-R and service water heating equipment

Fran Huang

05/27/2025

Special inspection requirement — Air barrier - visual inspection

Fran Huang

05/27/2025

Special inspection requirement — Metering

Fran Huang

05/27/2025

Special inspection requirement — Protection of exposed foundation insulation

Fran Huang

05/27/2025

Special inspection requirement — Interior lighting power

Fran Huang

05/27/2025

Special inspection requirement — Exterior lighting power

Fran Huang

05/27/2025

Special inspection requirement — Shutoff dampers

Fran Huang

05/27/2025

Special inspection requirement — Lighting controls

Fran Huang

05/27/2025

Special inspection requirement — Maintenance information

Fran Huang

05/27/2025

Special inspection requirement — HVAC-R and service water heating system controls

Fran Huang

05/27/2025

Special inspection requirement — Insulation placement and R values

Fran Huang

05/27/2025

Special inspection requirement — Fenestration air leakage

Fran Huang

05/27/2025

Special inspection requirement — Lighting in dwelling units

Fran Huang

05/27/2025

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

Fran Huang

05/27/2025

Special inspection requirement — Fenestration areas

Fran Huang

05/27/2025

Special inspection requirement — Fire-Resistance Rated Construction

Fran Huang

05/14/2025

Filed — ALT-CO - New Building with Existing Elements to Remain

SUBSEQUENT FILING FOR STRUCTURAL WORK ON CELLAR, 1ST THRU 004 FLOOR AND PENTHOUSE, IN CONJUNCTION WITH ALT1 APPLICATION #B08025899-I1.

B08025899-P6

05/09/2025

Signed off — ALT-CO - New Building with Existing Elements to Remain

SUBSEQUENT FILING FOR STRUCTURAL WORK ON CELLAR, 1ST THRU 004 FLOOR AND PENTHOUSE, IN CONJUNCTION WITH ALT1 APPLICATION #B08025899-I1.

B08025899-Z1

05/09/2025

Signed off — ALT-CO - New Building with Existing Elements to Remain

SUBSEQUENT FILING FOR STRUCTURAL WORK ON CELLAR, 1ST THRU 004 FLOOR AND PENTHOUSE, IN CONJUNCTION WITH ALT1 APPLICATION #B08025899-I1.

B08025899-S9

05/09/2025

Signed off — ALT-CO - New Building with Existing Elements to Remain

SUBSEQUENT FILING FOR STRUCTURAL WORK ON CELLAR, 1ST THRU 004 FLOOR AND PENTHOUSE, IN CONJUNCTION WITH ALT1 APPLICATION #B08025899-I1.

B08025899-S7

05/09/2025

Inspection — Pass-Final CND-Occupancy Inspection

Pass

View inspection ↗

04/24/2025

Signed off — Alteration

B01098036-I1

04/02/2025

Objection raised — Inspections

04/02/2025

Objection resolved — Addressed

03/21/2025

Filed — ALT-CO - New Building with Existing Elements to Remain

SUBSEQUENT FILING FOR STRUCTURAL WORK ON CELLAR, 1ST THRU 004 FLOOR AND PENTHOUSE, IN CONJUNCTION WITH ALT1 APPLICATION #B08025899-I1.

B08025899-P5

02/06/2025

Filed — ALT-CO - New Building with Existing Elements to Remain

SUBSEQUENT FILING FOR STRUCTURAL WORK ON CELLAR, 1ST THRU 004 FLOOR AND PENTHOUSE, IN CONJUNCTION WITH ALT1 APPLICATION #B08025899-I1.

B08025899-P4

01/06/2025

Signed off — Alteration

THIS APPLICATION IS FILED TO ADD SIDEWALK SHED WORK IN CONJUNCTION WITH D.O.B. ALT-CO NB APPLICATION #: B08025899. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

B00939182-I1

12/07/2024

Filed — ALT-CO - New Building with Existing Elements to Remain

SUBSEQUENT FILING FOR STRUCTURAL WORK ON CELLAR, 1ST THRU 004 FLOOR AND PENTHOUSE, IN CONJUNCTION WITH ALT1 APPLICATION #B08025899-I1.

B08025899-P2

11/08/2024

Inspection — Certified Sprinkler-SP-Fixtures-Finish

Certified

View inspection ↗

11/08/2024

Inspection — Pass-Final Boiler Equipment Inspection

Pass

View inspection ↗

11/04/2024

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

Certified

View inspection ↗

10/15/2024

Inspection — Pass-Final PL - Up to 9 Requested Floors

Pass

View inspection ↗

10/03/2024

Inspection — Pass-Final PL - Up to 9 Requested Floors

Pass

View inspection ↗

09/24/2024

Permit issued — Boiler Equipment

B01098036-I1-BE

09/18/2024

Permit issued — Plumbing

B00879960-I1-PL

09/17/2024

Permit issued — General Construction

B08025899-I1-GC-CX

09/17/2024

Objection resolved — Addressed

09/10/2024

Permit issued — Construction Fence

B08025899-Z1-FN

09/10/2024

Objection resolved — Addressed

09/10/2024

Objection resolved — Addressed

09/10/2024

Objection resolved — Addressed

09/09/2024

Objection raised — Accessibility

09/09/2024

Objection raised — Scope

09/09/2024

Objection raised — Admin

Latest 60 of 151 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Boiler Equipment	Signed-off	XH&RC PLBG AND HTG INC	09/24/2024
DOB NOW	Plumbing	Signed-off	XH&RC PLBG AND HTG INC	09/18/2024
DOB NOW	General Construction	Permit Issued	DYKER SOLUTIONS	09/17/2024
DOB NOW	Construction Fence	Signed-off	DYKER SOLUTIONS	09/10/2024
DOB NOW	Sidewalk Shed	Signed-off	ACER CONSTRUCTION INC	10/13/2023
DOB NOW	Sidewalk Shed	Signed-off	ACER CONSTRUCTION INC	09/26/2023
DOB NOW	Mechanical Systems	Permit Issued	DYKER SOLUTIONS	09/06/2023
DOB NOW	Plumbing	Signed-off	XH&RC PLBG AND HTG INC	06/05/2023
DOB NOW	Sprinklers	Signed-off	XH&RC PLBG AND HTG INC	06/04/2023
DOB NOW	Structural	Signed-off	DYKER SOLUTIONS	05/26/2023
DOB NOW	Earth Work	Signed-off	DYKER SOLUTIONS	05/26/2023
DOB NOW	Mechanical Systems	Permit Issued	DYKER SOLUTIONS	05/26/2023
DOB NOW	Construction Fence	Signed-off	DYKER SOLUTIONS	05/17/2023

1 project · most recent 05/14/2025

Heating and Air Conditioning Systems

Filed	Status	Contractor	Scope	Make / Model / Capacity
05/14/2025	Permit Issued	DYKER SOLUTIONS INC	Heating and Air Conditioning Systems	Heat / Cool Mitsubishi Electric MUZ-WR18NA 18,000 BTU · Heat Pump Outdoor ×9 MUZ-WR24NA 26,000 BTU · Heat Pump Outdoor ×3 MXZ-3C24NA3 25,000 BTU · Heat Pump Outdoor ×3

1 project · most recent 05/14/2025

Sprinkler System

Filed	Status	Contractor	Scope
05/14/2025	Signed-off	XH&RC PLBG AND HTG INC	Sprinkler System

1 project · most recent 05/14/2025

Gas Storm Water/Sanitary

Filed	Status	Contractor	Scope
05/14/2025	—	—	Gas, Storm, Water/Sanitary

3 projects · most recent 03/15/2024

General Wiring

Filed	Status	Contractor	Scope
03/15/2024	Complete	UNITED ELEC'L CONT'G CORP	—
02/05/2024	Complete	J Y ELECTRIC INC	General Wiring
06/01/2023	Complete	J Y ELECTRIC INC	—

1 project · most recent 05/14/2025

Steel Concrete Masonry

Filed	Status	Contractor	Scope
05/14/2025	Permit Issued	DYKER SOLUTIONS INC	Steel, Concrete, Masonry

1 project · most recent 05/14/2025

Fence

Filed	Status	Contractor	Scope
05/14/2025	Permit Issued	DYKER SOLUTIONS INC	Fence

1 project · most recent 05/14/2025

Earthwork

Filed	Status	Contractor	Scope
05/14/2025	Permit Issued	DYKER SOLUTIONS INC	Earthwork

▾Field Inspections (DOB CAP) — 10

Date	Type	Result	Report
05/09/2025	Pass-Final CND-Occupancy Inspection	Pass	View ↗
11/08/2024	Certified Sprinkler-SP-Fixtures-Finish	Certified	View ↗
11/08/2024	Pass-Final Boiler Equipment Inspection	Pass	View ↗
11/04/2024	Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test	Certified	View ↗
10/15/2024	Pass-Final PL - Up to 9 Requested Floors	Pass	View ↗
10/03/2024	Pass-Final PL - Up to 9 Requested Floors	Pass	View ↗
03/14/2024	Certified Gas-Gas-Piping-Roughing	Certified	View ↗
12/12/2023	Certified Storm Drainage-ST-Piping-Underground	Certified	View ↗
12/12/2023	Certified Water and Sanitary-WS-Sanitary Piping-Underground	Certified	View ↗
12/07/2023	Certified Remove/Cap - work done in accordance with code	Certified	View ↗

▾Special Inspection Requirements (DOB NOW) — 136

Date	Requirement	Inspector	Role
05/27/2025	Structural Stability – Alterations of existing buildings	Fran Huang	special
05/27/2025	Mechanical Systems	Fran Huang	special
05/27/2025	Masonry	Fran Huang	special
05/27/2025	Structural Stability – Alterations of existing buildings	Fran Huang	special
05/27/2025	Final	Fran Huang	progress
05/27/2025	Shutoff dampers	Fran Huang	energy_progress
05/27/2025	Fire-Resistance Rated Construction	Fran Huang	progress
05/27/2025	Energy Code Compliance Inspections	Fran Huang	progress
05/27/2025	HVAC-R and service water heating equipment	Fran Huang	energy_progress
05/27/2025	Air barrier - visual inspection	Fran Huang	energy_progress
05/27/2025	Metering	Fran Huang	energy_progress
05/27/2025	Protection of exposed foundation insulation	Fran Huang	energy_progress
05/27/2025	Interior lighting power	Fran Huang	energy_progress
05/27/2025	Exterior lighting power	Fran Huang	energy_progress
05/27/2025	Shutoff dampers	Fran Huang	energy_progress
05/27/2025	Lighting controls	Fran Huang	energy_progress
05/27/2025	Maintenance information	Fran Huang	energy_progress
05/27/2025	HVAC-R and service water heating equipment	Fran Huang	energy_progress
05/27/2025	Final	Fran Huang	progress
05/27/2025	Energy Code Compliance Inspections	Fran Huang	progress
05/27/2025	Fire-Resistance Rated Construction	Fran Huang	progress
05/27/2025	Mechanical Systems	Fran Huang	special
05/27/2025	Fire-Resistant Penetrations and Joints	Fran Huang	special
05/27/2025	Masonry	Fran Huang	special
05/27/2025	Concrete - Cast-In-Place	Fran Huang	special

Latest 25 of 136.

▾Documents — 142 on file (BIS + DOB NOW)

▸Plans & Drawings15

▸DOB NOWPlans/Sketch15

08/27/2026B08025899-P6Request digital key ↗

08/27/2026B08025899-P5Request digital key ↗

08/27/2026B08025899-P4Request digital key ↗

Showing 3 of 15 on file for this type

▸Applications & Permits4

▸BISPLAN / WORK APPROVAL APPLICATION3

12/14/2022321967369Open ↗

02/05/2020321967369Open ↗

07/05/2019321967369Open ↗

▸BISBPP-5 - Authorization to the Department of Transportation1

06/26/2023340872050Open ↗

▸Zoning, Tax Lot & Property Records14

▸DOB NOWZD1: DOB Zoning Diagram4

08/13/2026B08025899-I1Open ↗

08/13/2026B08025899-P4Open ↗

08/13/2026B08025899-P5Open ↗

Showing 3 of 4 on file for this type

▸DOB NOWZoning Exhibit form (1-5)4

08/13/2026B08025899-I1Open ↗

08/13/2026B08025899-P6Open ↗

08/13/2026B08025899-P4Open ↗

Showing 3 of 4 on file for this type

▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT3

03/13/2020321967369Open ↗

03/02/2020321967369Open ↗

▸BISADDRESS: NEW HOUSE NUMBER APPROVED1

02/01/2020321967369Open ↗

▸BISZONING DIAGRAM1

03/11/2020321967369Open ↗

▸DOB NOWHouse Number Verification: TOPO Stamp1

08/13/2026B08025899-I1Open ↗

▸Seals & Professional Certifications48

▸DOB NOWProgress Inspector Seal & Signature17

09/23/2026B01098036-I1Open ↗

08/30/2026B08025899-P6Open ↗

Showing 3 of 17 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature15

08/27/2026B08025899-P4Open ↗

08/27/2026B08025899-P6Open ↗

08/27/2026B08025899-P5Open ↗

Showing 3 of 15 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature11

09/23/2026B01098036-I1Open ↗

08/30/2026B08025899-P6Open ↗

08/30/2026B08025899-P5Open ↗

Showing 3 of 11 on file for this type

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION4

03/02/2020321967369Open ↗

02/01/2020321967369Open ↗

Showing 3 of 4 on file for this type

▸BISAPPLICANT OWNER SIGNATURE1

05/03/2023340872050Open ↗

▸Trade Schedules & Equipment5

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

08/13/2026B08025899-P4Open ↗

08/13/2026B08025899-P5Open ↗

08/13/2026B08025899-P6Open ↗

Showing 3 of 4 on file for this type

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE1

07/05/2019321967369Open ↗

▸Safety & Tenant Protection10

▸BISSTREET TREE CHECKLIST4

05/18/2023340872050Open ↗

05/03/2023340872050Open ↗

11/30/2022340872050Open ↗

Showing 3 of 4 on file for this type

▸BISSTREET TREES: RECEIPT OF STREET TREES SITE PLAN1

05/18/2023340872050Open ↗

▸BISBPP: STREET TREES SITE PLAN1

05/03/2023340872050Open ↗

▸BISSTREET TREES SITE PLAN1

05/18/2023340872050Open ↗

▸DOB NOWParks Department Acknowledgment Letter for Street Trees Plan1

08/13/2026B08025899-I1Open ↗

▸DOB NOWStreet Trees Site Plan1

08/13/2026B08025899-I1Open ↗

▸DOB NOWStreet Tree Sign Off1

08/13/2026B08025899-I1Open ↗

▸Environmental & Asbestos14

▸DOB NOWDEP ACP-5: Asbestos Assessment Report14

08/27/2026B08025899-P6Open ↗

08/27/2026B08025899-P5Open ↗

08/27/2026B08025899-P4Open ↗

Showing 3 of 14 on file for this type

▸Energy Compliance3

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS2

02/01/2020321967369Open ↗

07/05/2019321967369Open ↗

▸DOB NOWPreliminary Commissioning Report Certification1

08/13/2026B00879960-I1Open ↗

▸Inspections & Test Reports3

▸BISTECHNICAL REPORT: SOIL INSPECTION1

03/02/2020321967369Open ↗

▸DOB NOWTR4 Test Report and Plot Diagram1

08/13/2026B08025899-S6Open ↗

▸DOB NOWSOIL REPORT1

08/13/2026B08025899-S6Open ↗

▸Approvals, Objections & Sign-offs4

▸BISLETTERS - SUPPORTING DOCUMENTATION2

05/18/2023340872050Open ↗

05/03/2023340872050Open ↗

▸BISSCHEDULE A - OCCUPANCY / USE2

02/05/2020321967369Open ↗

07/05/2019321967369Open ↗

▸Cost, Insurance & Ownership1

▸BISCOST AFFIDAVIT1

07/05/2019321967369Open ↗

▸Filing & Intake Forms3

▸BISBPP: CHECKLIST IN LIEU OF PLANS-ALT31

05/18/2023340872050Open ↗

▸BISEFILING COVER SHEET1

07/05/2019321967369Open ↗

▸BISADDITIONAL INFORMATION1

03/13/2020321967369Open ↗

▸Other Documents18

▸DOB NOWSite Survey: Initial4

08/13/2026B08025899-P4Open ↗

08/13/2026B08025899-I1Open ↗

08/13/2026B08025899-P6Open ↗

Showing 3 of 4 on file for this type

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

08/13/2026B08025899-P6Open ↗

08/13/2026B08025899-P5Open ↗

08/13/2026B08025899-I1Open ↗

Showing 3 of 4 on file for this type

▸DOB NOWProperty Ownership Certification4

08/27/2026B08025899-P6Open ↗

08/27/2026B08025899-P5Open ↗

08/27/2026B08025899-P4Open ↗

Showing 3 of 4 on file for this type

▸BISPLOT DIAGRAM2

02/01/2020321967369Open ↗

07/05/2019321967369Open ↗

▸BISBPP: PHOTOS-SIGNED/SEALED BY APPLICANT1

06/26/2023340872050Open ↗

▸BISRECORDS MGMT FEE PAYMENT RECEIPT1

05/03/2023340872050Open ↗

▸DOB NOWAdjoining Owners Notification1

08/13/2026B08025899-S6Open ↗

▸DOB NOWFinal Survey1

08/13/2026B08025899-I1Open ↗