Locations of Work

ArchitectureMechanicalPlumbing

Floor 25p · 2 filings · 20 docs

Floor 1

Cellar2p · 1 filing · 9 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
C.T.K. REALTY	1	03/22/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
H ARCHITECTURE	10	02/04/2022

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
MJ EXPEDITNG SERVICE	20	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
PLUMBING & HTG DOCTOR INC	Plumbing	4	07/08/2026
YOON DUCT INC	General Contractor	3	03/21/2026
ASKO ELEC CONST & MAIN IN	Electrical	1	03/22/2026
YOUNG CHOE	Electrical	1	03/21/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
SEAD ENGINEERING PC	2665	5	10/07/2021

Building Lifecycle

All (51)Filed (10)Permit Issued (5)Violation (5)Inspection (5)Special Inspection (26)

02/04/2022

Filed — Alteration

HEREWITH FILE PLANS FOR PLUMBING WORKS FOR 2FL RESIDENTIAL UNIT. WORK WILL INCLUDE NEW/REPLACEMENT & RELOCATION OF PLUMBING FIXTURES. INTERIOR WORK FILED SEPARATELY. NO CHANGE IN USE, EGRESS AND OCCUPANCY.

B00536228-P2

02/04/2022

Special inspection requirement — Energy Code Compliance Inspections

JAEJUN RYU

02/04/2022

Special inspection requirement — Maintenance information

JAEJUN RYU

01/21/2022

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

Certified

View inspection ↗

01/20/2022

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

Pass

View inspection ↗

12/28/2021

Inspection — Certified Gas-Gas-Piping-Roughing

Certified

View inspection ↗

12/28/2021

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

Certified

View inspection ↗

12/17/2021

Filed — Alteration

HEREWITH FILE PLANS FOR PLUMBING WORKS FOR 2FL RESIDENTIAL UNIT. WORK WILL INCLUDE NEW/REPLACEMENT & RELOCATION OF PLUMBING FIXTURES. INTERIOR WORK FILED SEPARATELY. NO CHANGE IN USE, EGRESS AND OCCUPANCY.

B00536228-P1

12/16/2021

Special inspection requirement — Energy Code Compliance Inspections

JAEJUN RYU

12/16/2021

Special inspection requirement — Maintenance information

JAEJUN RYU

12/06/2021

Permit issued — Plumbing

B00536228-I1-PL

11/15/2021

Filed — Alteration

HEREWITH FILE PLANS FOR NEW HW HEATER AND BOILER INSTALLATION OF AN EXISTING COMMERCIAL SPACE. GENERAL CONSTRUCTION AND MECH FILED UNDER APPLICATION B00462904. NO CHANGE IN USE, EGRESS AND OCCUPANCY.

B00462928-P1

11/15/2021

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

JAEJUN RYU

11/15/2021

Special inspection requirement — Energy Code Compliance Inspections

JAEJUN RYU

11/08/2021

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

JAEJUN RYU

11/08/2021

Special inspection requirement — Energy Code Compliance Inspections

JAEJUN RYU

10/22/2021

Inspection — Pass-Final Boiler Equipment Inspection

Pass

View inspection ↗

10/07/2021

Filed — Alteration

HEREWITH FILE PLANS FOR INSTALLATION OF 2 NEW GAS FIRED HOW WATER BOILERS. NO CHANGE IN USE, EGRESS AND OCCUPANCY.

B00582066-P2

10/07/2021

Special inspection requirement — Heating Systems

INHWAN CHANG

10/07/2021

Special inspection requirement — Heating Systems

INHWAN CHANG

09/30/2021

Filed — Alteration

HEREWITH FILE PLANS FOR INSTALLATION OF 2 NEW GAS FIRED HOW WATER BOILERS. NO CHANGE IN USE, EGRESS AND OCCUPANCY.

B00582066-P1

09/08/2021

Permit issued — Boiler Equipment

B00582066-I1-BE

08/30/2021

Filed — Alteration

HEREWITH FILE PLANS FOR INSTALLATION OF 2 NEW GAS FIRED HOW WATER BOILERS. NO CHANGE IN USE, EGRESS AND OCCUPANCY.

B00582066-I1

06/24/2021

Permit issued — Plumbing

B00462928-I1-PL

06/18/2021

Filed — Alteration

HEREWITH FILE PLANS FOR PLUMBING WORKS FOR 2FL RESIDENTIAL UNIT. WORK WILL INCLUDE NEW/REPLACEMENT & RELOCATION OF PLUMBING FIXTURES. INTERIOR WORK FILED SEPARATELY. NO CHANGE IN USE, EGRESS AND OCCUPANCY.

B00536228-I1

06/18/2021

Filed — Alteration

HEREWITH FILE PLANS FOR INREIOR RENOVATION OF AN EXISTING MIXED USED BUILDING. 2FL RESIDENTIAL UNIT. WORK WILL INCLUDE DEMO/NEW NON-LOAD BEARING PARTITIONS, NEW BATH/KITCHEN VENTS NEW FINISHES THROUGHOUT SPACE. NO CHANGE IN USE, EGRESS AND OCCUPANCY.

B00536213-I1

06/08/2021

Special inspection requirement — Insulation placement and R values

JAEJUN RYU

06/08/2021

Special inspection requirement — Fenestration areas

JAEJUN RYU

06/08/2021

Special inspection requirement — Air barrier - visual inspection

JAEJUN RYU

06/08/2021

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

JAEJUN RYU

06/08/2021

Special inspection requirement — Interior lighting power

JAEJUN RYU

06/08/2021

Special inspection requirement — Maintenance information

JAEJUN RYU

06/08/2021

Special inspection requirement — Mechanical Systems

INHWAN CHANG

06/08/2021

Special inspection requirement — Fire-Resistant Penetrations and Joints

INHWAN CHANG

06/08/2021

Special inspection requirement — Final

JAEJUN RYU

06/08/2021

Special inspection requirement — Energy Code Compliance Inspections

JAEJUN RYU

06/08/2021

Special inspection requirement — Fenestration air leakage

JAEJUN RYU

03/05/2021

Permit issued — Plumbing

B00462928-I1-PL

02/26/2021

Permit issued — Mechanical Systems

B00462904-I1-GC-CX

02/02/2021

Filed — Alteration

HEREWITH FILE PLANS FOR NEW HW HEATER AND BOILER INSTALLATION OF AN EXISTING COMMERCIAL SPACE. GENERAL CONSTRUCTION AND MECH FILED UNDER APPLICATION B00462904. NO CHANGE IN USE, EGRESS AND OCCUPANCY.

B00462928-I1

02/02/2021

Filed — Alteration

HEREWITH FILE PLANS FOR MINOR INTERIOR RENOVATION OF AN EXISTING COMMERCIAL SPACE. WORK WILL INVOLVE NEW 2HR FIRE RATED BOILER ROOM IN CELLAR. PLUMBING FILED UNDER SEPARATE APPLICATION. NO CHANGE IN USE, EGRESS AND OCCUPANCY.

B00462904-I1

01/29/2021

Special inspection requirement — Final

JAEJUN RYU

01/29/2021

Special inspection requirement — Maintenance information

JAEJUN RYU

01/29/2021

Special inspection requirement — Mechanical Systems

INHWAN CHANG

01/29/2021

Special inspection requirement — Heating Systems

INHWAN CHANG

01/29/2021

Special inspection requirement — Energy Code Compliance Inspections

JAEJUN RYU

09/18/2009

Violation issued (DOB, open)

V-DOB VIOLATION - ACTIVE

04/06/2006

Violation issued (HPD, open)

B

04/06/2006

Violation issued (HPD, open)

B

04/06/2006

Violation issued (HPD, open)

B

04/06/2006

Violation issued (HPD, open)

B

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Plumbing	Signed-off	MATHEW WEISS	12/06/2021
DOB NOW	Boiler Equipment	Signed-off	MATHEW WEISS	09/08/2021
DOB NOW	Plumbing	Signed-off	MATHEW WEISS	06/24/2021
DOB NOW	Plumbing	Signed-off	MATHEW WEISS	03/05/2021
DOB NOW	Mechanical Systems	Permit Issued	YOON DUCT INC	02/26/2021
BIS	OT	ISSUED	HAPPY GARDEN CONSTR. CORP	09/07/2010
BIS	EQ	ISSUED	HAPPY GARDEN CONSTR. CORP	09/07/2010

2 projects · most recent 06/18/2021

Ventilation Systems Heating Systems

Filed	Status	Contractor	Scope	Make / Model / Capacity
06/18/2021	—	—	Ventilation Systems	—
02/02/2021	Permit Issued	YOON DUCT INC	Heating Systems, Ventilation Systems	Heating Rheem 2029120182581 38,000 BTU ×2 Slant Fin SE-70 DP 70,000 BTU · Boiler ×2

2 projects · most recent 02/04/2022

Gas Water/Sanitary

Filed	Status	Contractor	Scope
02/04/2022	Signed-off	PLUMBING & HTG DOCTOR INC	Gas, Water/Sanitary
11/15/2021	Signed-off	PLUMBING & HTG DOCTOR INC	Gas, Water/Sanitary

2 projects · most recent 01/26/2022

General Wiring Lighting

Filed	Status	Contractor	Scope
01/26/2022	Complete	ASKO ELEC CONST & MAIN IN	General Wiring
03/09/2021	Permit Issued	Y.S ELECTRIC	General Wiring, Lighting

▾Field Inspections (DOB CAP) — 5

Date	Type	Result	Report
01/21/2022	Certified Water and Sanitary-WS-Fixtures-Finish	Certified	View ↗
01/20/2022	Pass-Final PL - Up to 3 Requested Floors	Pass	View ↗
12/28/2021	Certified Gas-Gas-Piping-Roughing	Certified	View ↗
12/28/2021	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗
10/22/2021	Pass-Final Boiler Equipment Inspection	Pass	View ↗

▾Special Inspection Requirements (DOB NOW) — 26

Date	Requirement	Inspector	Role
02/04/2022	Energy Code Compliance Inspections	JAEJUN RYU	progress
02/04/2022	Maintenance information	JAEJUN RYU	energy_progress
12/16/2021	Energy Code Compliance Inspections	JAEJUN RYU	progress
12/16/2021	Maintenance information	JAEJUN RYU	energy_progress
11/15/2021	HVAC-R and service water piping design and insulation	JAEJUN RYU	energy_progress
11/15/2021	Energy Code Compliance Inspections	JAEJUN RYU	progress
11/08/2021	HVAC-R and service water piping design and insulation	JAEJUN RYU	energy_progress
11/08/2021	Energy Code Compliance Inspections	JAEJUN RYU	progress
10/07/2021	Heating Systems	INHWAN CHANG	special
10/07/2021	Heating Systems	INHWAN CHANG	special
06/08/2021	Insulation placement and R values	JAEJUN RYU	energy_progress
06/08/2021	Fenestration areas	JAEJUN RYU	energy_progress
06/08/2021	Air barrier - visual inspection	JAEJUN RYU	energy_progress
06/08/2021	Fenestration and door U-factor and product ratings	JAEJUN RYU	energy_progress
06/08/2021	Interior lighting power	JAEJUN RYU	energy_progress
06/08/2021	Maintenance information	JAEJUN RYU	energy_progress
06/08/2021	Mechanical Systems	INHWAN CHANG	special
06/08/2021	Fire-Resistant Penetrations and Joints	INHWAN CHANG	special
06/08/2021	Final	JAEJUN RYU	progress
06/08/2021	Energy Code Compliance Inspections	JAEJUN RYU	progress
06/08/2021	Fenestration air leakage	JAEJUN RYU	energy_progress
01/29/2021	Final	JAEJUN RYU	progress
01/29/2021	Maintenance information	JAEJUN RYU	energy_progress
01/29/2021	Mechanical Systems	INHWAN CHANG	special
01/29/2021	Heating Systems	INHWAN CHANG	special

Latest 25 of 26.

▾Documents — 63 on file (BIS + DOB NOW)

▸Plans & Drawings11

▸DOB NOWPlans/Sketch7

09/01/2026B00536213-I1Request digital key ↗

09/01/2026B00536228-I1Request digital key ↗

09/01/2026B00536228-P1Request digital key ↗

Showing 3 of 7 on file for this type

▸DOB NOWPlans/Sketch - Plumbing2

08/31/2026B00462928-I1Request digital key ↗

08/15/2026B00462928-P1Request digital key ↗

▸DOB NOWPlans/Sketch - Mechanical Systems1

09/01/2026B00462904-I1Request digital key ↗

▸DOB NOWPlans/Sketch - General Construction1

09/01/2026B00462904-I1Request digital key ↗

▸Applications & Permits3

▸BISWORK PERMIT APPLICATION2

09/09/2010320214282Open ↗

▸BISPLAN / WORK APPROVAL APPLICATION1

09/09/2010320214282Open ↗

▸Seals & Professional Certifications32

▸DOB NOWProgress Inspector Seal & Signature13

09/01/2026B00536228-I1Open ↗

08/31/2026B00462904-I1Open ↗

Showing 3 of 13 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature10

08/13/2026B00536228-P1Open ↗

08/13/2026B00462904-I1Open ↗

08/13/2026B00536213-I1Open ↗

Showing 3 of 10 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature6

09/23/2026B00582066-I1Open ↗

08/31/2026B00462904-I1Open ↗

Showing 3 of 6 on file for this type

▸BISPROFESSIONAL CERTIFIED CHECKLIST1

09/09/2010320214282Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM1

09/09/2010320214282Open ↗

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION1

09/09/2010320214282Open ↗

▸Safety & Tenant Protection3

▸DOB NOWTenant Protection Plan2

08/13/2026B00462928-P1Open ↗

08/13/2026B00462928-I1Open ↗

▸BISSTREET TREE CHECKLIST1

09/09/2010320214282Open ↗

▸Environmental & Asbestos11

▸DOB NOWDEP ACP-5: Asbestos Assessment Report10

08/13/2026B00582066-I1Open ↗

08/13/2026B00462928-I1Open ↗

08/13/2026B00462928-P1Open ↗

Showing 3 of 10 on file for this type

▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1

09/09/2010320214282Open ↗

▸Approvals, Objections & Sign-offs1

▸BISADMINISTRATIVE OBJECTIONS1

09/09/2010320214282Open ↗

▸Cost, Insurance & Ownership1

▸BISCOST AFFIDAVIT1

09/09/2010320214282Open ↗

▸Filing & Intake Forms1

▸BISEFILING COVER SHEET1

09/09/2010320214282Open ↗