Locations of Work

ArchitectureStructuralMechanicalPlumbingGeneral

Roof5p · 1 filing · 12 docs

Floor 115p · 5 filings · 20 docs

Cellar1p · 1 filing · 14 docs

Site & exterior2p · 2 filings · 6 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
BW 450 ST MARKS	19	07/08/2026
6050 RIVERDALE LLC	1	03/22/2026

▾Sales History (ACRIS)

Date	Price	Unit	Seller → Buyer	$/sf
09/14/2021	$1.6M	—	6048-50 RIVERDALE AVE PARTNERS LLC → 6050 RIVERDALE LLC	$356/sf building
08/20/2020	$850K	—	Private party → —	$189/sf building

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
DAVID MCDONALD ARCHITECT	4	12/29/2025
VICTOR HUGO MARTINEZ, PE	2	11/24/2025
FLUSHING ENGINEERING SERVICE PC	4	05/17/2022
STEE LLC	1	01/04/2022
ALPHA HOME DESIGN LLC	2	11/17/2021

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
INDESIGN STUDIO	4	03/21/2026
INSHA BUILDING CONSULTANTS	2	03/21/2026
RELIABLE EXPEDITING	4	03/21/2026
JZ ARCH CONSULTING	8	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
DEMHA TILE INC	General Contractor	4	07/08/2026
S. TIEGER PLBG. CO., INC	Plumbing	4	07/08/2026
GREENER COUNTY	General Contractor	3	03/21/2026
NEPTUNE SIGNS AWNINGS	Scaffold	2	07/08/2026
RONART ELECTRIC CO	Electrical	1	03/22/2026
MASTER FIRE MECH CORP	General Contractor	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
DAVID MCDONALD ARCHITECT	3239	2	12/12/2025
NS ENGINEERING & CONSULTI	3652	2	11/24/2025
SEBASTIAN M. D'ALESSANDRO	1127	1	10/06/2025
BILLAH ENGINEERING	5838	1	01/04/2022
FLUSHING ENGINEERING SERV	4373	1	11/29/2021

Building Lifecycle

All (57)Filed (13)Permit Issued (8)Signed Off (6)Violation (6)Inspection (7)Special Inspection (17)

02/11/2026

Signed off — Alteration

REPLACE EXISTING METER BAR; NEW GAS PIPING FOR NEW COMMERCIAL OVEN/RANGE. NEW ANSUL VALVE AND NEW (3) COMPARTMENT SINK; NEW GAS PIPING TO EXISTING GAS SPACE HEATER.

X01278694-I1

02/10/2026

Violation issued (ECB, open)

Construction

01/23/2026

Inspection — Certified Water and Sanitary-WS-Fixtures-Finish

Certified

View inspection ↗

01/12/2026

Inspection — Pass-Final PL - Up to 3 Requested Floors

Pass

View inspection ↗

12/29/2025

Filed — Alteration

REPLACE EXISTING METER BAR; NEW GAS PIPING FOR NEW COMMERCIAL OVEN/RANGE. NEW ANSUL VALVE AND NEW (3) COMPARTMENT SINK; NEW GAS PIPING TO EXISTING GAS SPACE HEATER.

X01278694-P3

12/29/2025

Special inspection requirement — Fire-Resistant Penetrations and Joints

David McDonald

12/29/2025

Special inspection requirement — Fire-Resistant Penetrations and Joints

12/12/2025

Filed — Alteration

REPLACE EXISTING METER BAR; NEW GAS PIPING FOR NEW COMMERCIAL OVEN/RANGE. NEW ANSUL VALVE AND NEW (3) COMPARTMENT SINK; NEW GAS PIPING TO EXISTING GAS SPACE HEATER.

X01278694-P2

12/12/2025

Special inspection requirement — Fire-Resistant Penetrations and Joints

David McDonald

11/25/2025

Signed off — Alteration

INSTALLATION OF A NEW STAINLESS-STEEL HOOD WITH EXHAUST & MUA DUCTS AND FANS, AS PER PLANS, NOT CHANGE IN USE, EGRESS OR OCCUPANCY.

X01276478-I1

11/24/2025

Filed — Alteration

INSTALLATION OF A NEW STAINLESS-STEEL HOOD WITH EXHAUST & MUA DUCTS AND FANS, AS PER PLANS, NOT CHANGE IN USE, EGRESS OR OCCUPANCY.

X01276478-P1

11/24/2025

Special inspection requirement — Final

VICTOR MARTINEZ

11/24/2025

Special inspection requirement — Mechanical Systems

NARI MOTWANI

11/24/2025

Special inspection requirement — Post-installed Anchors

NARI MOTWANI

11/21/2025

Special inspection requirement — Mechanical Systems

NARI MOTWANI

11/21/2025

Special inspection requirement — Final

VICTOR MARTINEZ

11/21/2025

Special inspection requirement — Post-installed Anchors

NARI MOTWANI

10/15/2025

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing

Certified

View inspection ↗

10/06/2025

Filed — Alteration

REPLACE EXISTING METER BAR; NEW GAS PIPING FOR NEW COMMERCIAL OVEN/RANGE. NEW ANSUL VALVE AND NEW (3) COMPARTMENT SINK; NEW GAS PIPING TO EXISTING GAS SPACE HEATER.

X01278694-P1

10/01/2025

Inspection — Pass-Final PL - Up to 3 Requested Floors

Pass

View inspection ↗

09/04/2025

Permit issued — Plumbing

X01278694-I1-PL

09/02/2025

Filed — Alteration

REPLACE EXISTING METER BAR; NEW GAS PIPING FOR NEW COMMERCIAL OVEN/RANGE. NEW ANSUL VALVE AND NEW (3) COMPARTMENT SINK; NEW GAS PIPING TO EXISTING GAS SPACE HEATER.

X01278694-I1

09/02/2025

Permit issued — Mechanical Systems

X01276478-I1-MS

08/28/2025

Filed — Alteration

INSTALLATION OF A NEW STAINLESS-STEEL HOOD WITH EXHAUST & MUA DUCTS AND FANS, AS PER PLANS, NOT CHANGE IN USE, EGRESS OR OCCUPANCY.

X01276478-I1

06/21/2022

Signed off — Alteration

INTERIOR RENOVATION OF EXISTING COMMERCIAL SPACE. NO CHANGE IN USE, OCCUPANCY OR EGRESS UNDER THIS APPLICATION.

X00568259-I1

06/21/2022

Signed off — Alteration

PLUMBING WORK IN CONJUNCTION WITH JOB # X00568259, NO CHANGE IN USE, OCCUPANCY OR EGRESS UNDER THIS APPLICATION.

X00568348-I1

05/20/2022

Special inspection requirement — Maintenance information

KY FU

05/17/2022

Filed — Alteration

PLUMBING WORK IN CONJUNCTION WITH JOB # X00568259, NO CHANGE IN USE, OCCUPANCY OR EGRESS UNDER THIS APPLICATION.

X00568348-P2

05/11/2022

Special inspection requirement — Maintenance information

KY FU

05/04/2022

Inspection — Certified Remove/Cap - work done in accordance with code

Certified

View inspection ↗

05/04/2022

Inspection — Certified Water and Sanitary-WS-Fixtures-Finish

Certified

View inspection ↗

04/28/2022

Filed — Alteration

PLUMBING WORK IN CONJUNCTION WITH JOB # X00568259, NO CHANGE IN USE, OCCUPANCY OR EGRESS UNDER THIS APPLICATION.

X00568348-P1

04/26/2022

Special inspection requirement — Maintenance information

KY FU

04/11/2022

Signed off — Alteration

ERECT AN ILLUMINATED DOUBLE FACE SIGN ON WALL.NOT WITHIN VIEW OF ARTERIAL HIGHWAY OR PUBLIC PARK 1/2 ACRE OR MORE. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

X00630610-I1

04/11/2022

Signed off — Alteration

ERECT AN ILLUMINATED SIGN ON WALL.NOT WITHIN VIEW OF ARTERIAL HIGHWAY OR PUBLIC PARK 1/2 ACRE OR MORE. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

X00629368-I1

03/21/2022

Violation issued (ECB, open)

Construction

03/21/2022

Violation issued (ECB, open)

Construction

02/09/2022

Permit issued — General Construction

X00568259-I1-GC

02/09/2022

Inspection — Certified Water and Sanitary-WS-Sanitary Piping-Roughing

Certified

View inspection ↗

01/24/2022

Permit issued — General Construction

X00568259-I1-GC

01/16/2022

Permit issued — General Construction

X00651242-I1-GC-CX

01/04/2022

Filed — Alteration

Filing for Minor Interior work inside existing 1st fl corner commercial space (DELI), work to includes new floor tiles, installing a new exhaust range hood, new exhaust, and interior finishes throughout. no change in use, egress, or occupancy.

X00651242-I1

01/01/2022

Permit issued — Plumbing

X00568348-I1-PL

12/03/2021

Permit issued — Sign

X00630610-I1-SG

12/03/2021

Permit issued — Sign

X00629368-I1-SG

11/29/2021

Filed — Alteration

INTERIOR RENOVATION OF EXISTING COMMERCIAL SPACE. NO CHANGE IN USE, OCCUPANCY OR EGRESS UNDER THIS APPLICATION.

X00568259-I1

11/29/2021

Filed — Alteration

PLUMBING WORK IN CONJUNCTION WITH JOB # X00568259, NO CHANGE IN USE, OCCUPANCY OR EGRESS UNDER THIS APPLICATION.

X00568348-I1

11/29/2021

Special inspection requirement — Maintenance information

KY FU

11/17/2021

Filed — Alteration

ERECT AN ILLUMINATED DOUBLE FACE SIGN ON WALL.NOT WITHIN VIEW OF ARTERIAL HIGHWAY OR PUBLIC PARK 1/2 ACRE OR MORE. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

X00630610-I1

11/17/2021

Filed — Alteration

ERECT AN ILLUMINATED SIGN ON WALL.NOT WITHIN VIEW OF ARTERIAL HIGHWAY OR PUBLIC PARK 1/2 ACRE OR MORE. NO CHANGE IN USE, EGRESS OR OCCUPANCY.

X00629368-I1

11/16/2021

Special inspection requirement — Final

YAN GAO

11/12/2021

Special inspection requirement — Final

YAN GAO

07/31/2021

Special inspection requirement — Final

KY FU

07/31/2021

Special inspection requirement — Fire-Resistant Penetrations and Joints

KY FU

02/03/2010

Violation issued (ECB, closed)

Construction

09/06/2000

Violation issued (ECB, closed)

Construction

06/03/1991

Violation issued (ECB, closed)

Construction

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Plumbing	Signed-off	S. TIEGER PLBG. CO., INC	09/04/2025
DOB NOW	Mechanical Systems	Signed-off	MASTER FIRE MECH CORP	09/02/2025
DOB NOW	General Construction	Signed-off	DEMHA TILE INC	02/09/2022
DOB NOW	General Construction	Signed-off	DEMHA TILE INC	01/24/2022
DOB NOW	General Construction	Permit Issued	GREENER COUNTY.CONSTR INC	01/16/2022
DOB NOW	Plumbing	Signed-off	S. TIEGER PLBG. CO., INC	01/01/2022
DOB NOW	Sign	Signed-off	DESTHERS, JOSEPH	12/03/2021
DOB NOW	Sign	Signed-off	DESTHERS, JOSEPH	12/03/2021
BIS	OT	ISSUED	DWYER CONST INC	03/31/2011
BIS	MH	ISSUED	GOTHAM AIR CONDITIONING SERVICE	02/20/2003

1 project · most recent 01/04/2022

Ventilation Systems

Filed	Status	Contractor	Scope	Make / Model / Capacity
01/04/2022	Permit Issued	GREENER COUNTY	Ventilation Systems	Ventilation Captiveaire NCA16FA 2,800 CFM · Kitchen Exhaust ×1

3 projects · most recent 12/06/2021

Filed	Status	Contractor	Scope
12/06/2021	Complete	ASKO ELEC CONST & MAIN IN	—
12/06/2021	Complete	ASKO ELEC CONST & MAIN IN	—
11/11/2021	Permit Issued	RONART ELECTRIC CO	8 meters, 8 new_meters

▾Field Inspections (DOB CAP) — 7

Date	Type	Result	Report
01/23/2026	Certified Water and Sanitary-WS-Fixtures-Finish	Certified	View ↗
01/12/2026	Pass-Final PL - Up to 3 Requested Floors	Pass	View ↗
10/15/2025	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗
10/01/2025	Pass-Final PL - Up to 3 Requested Floors	Pass	View ↗
05/04/2022	Certified Remove/Cap - work done in accordance with code	Certified	View ↗
05/04/2022	Certified Water and Sanitary-WS-Fixtures-Finish	Certified	View ↗
02/09/2022	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗

▾Special Inspection Requirements (DOB NOW) — 17

Date	Requirement	Inspector	Role
12/29/2025	Fire-Resistant Penetrations and Joints	David McDonald	special
12/29/2025	Fire-Resistant Penetrations and Joints	—	special
12/12/2025	Fire-Resistant Penetrations and Joints	David McDonald	special
11/24/2025	Final	VICTOR MARTINEZ	progress
11/24/2025	Mechanical Systems	NARI MOTWANI	special
11/24/2025	Post-installed Anchors	NARI MOTWANI	special
11/21/2025	Mechanical Systems	NARI MOTWANI	special
11/21/2025	Final	VICTOR MARTINEZ	progress
11/21/2025	Post-installed Anchors	NARI MOTWANI	special
05/20/2022	Maintenance information	KY FU	energy_progress
05/11/2022	Maintenance information	KY FU	energy_progress
04/26/2022	Maintenance information	KY FU	energy_progress
11/29/2021	Maintenance information	KY FU	energy_progress
11/16/2021	Final	YAN GAO	progress
11/12/2021	Final	YAN GAO	progress
07/31/2021	Final	KY FU	progress
07/31/2021	Fire-Resistant Penetrations and Joints	KY FU	special

▾Documents — 66 on file (BIS + DOB NOW)

▸Plans & Drawings13

▸DOB NOWPlans/Sketch13

08/25/2026X00630610-I1Request digital key ↗

08/25/2026X00629368-I1Request digital key ↗

08/25/2026X00568259-I1Request digital key ↗

Showing 3 of 13 on file for this type

▸Applications & Permits2

▸BISWORK PERMIT APPLICATION1

03/31/2011220096964Open ↗

▸BISPLAN / WORK APPROVAL APPLICATION1

12/16/2010220096964Open ↗

▸Seals & Professional Certifications31

▸DOB NOWDPL-1: Design Professional Seal & Signature13

08/25/2026X00630610-I1Open ↗

08/25/2026X00629368-I1Open ↗

08/24/2026X00651242-I1Open ↗

Showing 3 of 13 on file for this type

▸DOB NOWProgress Inspector Seal & Signature9

09/01/2026X00568348-P2Open ↗

09/01/2026X00568348-P1Open ↗

08/31/2026X00630610-I1Open ↗

Showing 3 of 9 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature7

08/28/2026X01278694-P2Open ↗

08/28/2026X01276478-P1Open ↗

Showing 3 of 7 on file for this type

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION2

10/11/2011220096964Open ↗

12/16/2010220096964Open ↗

▸Environmental & Asbestos12

▸DOB NOWDEP ACP-5: Asbestos Assessment Report11

08/24/2026X00651242-I1Open ↗

08/24/2026X00568348-P2Open ↗

08/24/2026X00568348-I1Open ↗

Showing 3 of 11 on file for this type

▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1

12/16/2010220096964Open ↗

▸Energy Compliance2

▸DOB NOWEN2: As Built Energy Analysis.2

08/13/2026X00568259-I1Open ↗

08/13/2026X00568348-I1Open ↗

▸Approvals, Objections & Sign-offs2

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1

10/11/2011220096964Open ↗

▸BISADMINISTRATIVE OBJECTIONS1

12/16/2010220096964Open ↗

▸Cost, Insurance & Ownership2

▸BISCOST AFFIDAVIT2

10/11/2011220096964Open ↗

12/16/2010220096964Open ↗

▸Filing & Intake Forms2

▸BISEFILING COVER SHEET1

12/16/2010220096964Open ↗

▸BISADDITIONAL INFORMATION1

09/16/2011220096964Open ↗