Locations of Work

ArchitectureElectricalMechanicalPlumbing

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

Floor 1Diamond Braces18p · 3 filings · 20 docs

CellarProposed plumbing work in commercial space6p · 2 filings · 20 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
549 LLC	6	03/21/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
Eugene Khananov AIA	4	06/20/2022
Concord Associates	1	06/02/2022

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
Rite Way Heating	Plumbing	6	07/08/2026
Seventh Floor Services	General Contractor	2	03/21/2026
Enterprise Electrical Systems	Electrical	1	03/21/2026
Marina Cooling	General Contractor	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
Eugene Khananov Architect	2816	4	06/20/2022
Steel Core Engineering PL	1098	1	06/02/2022

Building Lifecycle

All (35)Filed (5)Permit Issued (3)Signed Off (3)Inspection (3)Special Inspection (21)

05/26/2023

Signed off — Alteration

M00750461-I1

05/12/2023

Signed off — Alteration

PROPOSED PLUMBING WORK IN EXISTING COMMERCIAL SPACE. NO CHANGE IN ZONING USE GROUP, EGRESS OR OCCUPANCY

M00738585-I1

05/12/2023

Signed off — Alteration

PROPOSED INTERIOR FIT-OUT OF EXISTING COMMERCIAL SPACE. NO CHANGE IN ZONING USE GROUP, EGRESS OR OCCUPANCY

M00738583-I1

05/12/2023

Permit issued — Mechanical Systems

M00750461-I1-MS

11/07/2022

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

Certified

View inspection ↗

10/10/2022

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

Certified

View inspection ↗

06/30/2022

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

Certified

View inspection ↗

06/22/2022

Special inspection requirement — Fire-Resistant Penetrations and Joints

Eugene Khananov

06/22/2022

Special inspection requirement — Interior lighting power

Eugene Khananov

06/22/2022

Special inspection requirement — Lighting controls

Eugene Khananov

06/22/2022

Special inspection requirement — Energy Code Compliance Inspections

Eugene Khananov

06/22/2022

Special inspection requirement — Final

Eugene Khananov

06/22/2022

Special inspection requirement — Fire-Resistance Rated Construction

Eugene Khananov

06/20/2022

Filed — Alteration

PROPOSED PLUMBING WORK IN EXISTING COMMERCIAL SPACE. NO CHANGE IN ZONING USE GROUP, EGRESS OR OCCUPANCY

M00738585-P1

06/20/2022

Filed — Alteration

PROPOSED INTERIOR FIT-OUT OF EXISTING COMMERCIAL SPACE. NO CHANGE IN ZONING USE GROUP, EGRESS OR OCCUPANCY

M00738583-P1

06/18/2022

Special inspection requirement — Energy Code Compliance Inspections

Eugene Khananov

06/18/2022

Special inspection requirement — Fire-Resistant Penetrations and Joints

Eugene Khananov

06/18/2022

Special inspection requirement — Final

Eugene Khananov

06/18/2022

Special inspection requirement — Fire-Resistance Rated Construction

Eugene Khananov

06/18/2022

Special inspection requirement — Lighting controls

Eugene Khananov

06/18/2022

Special inspection requirement — Interior lighting power

Eugene Khananov

06/10/2022

Permit issued — Plumbing

M00738585-I1-PL

06/02/2022

Filed — Alteration

M00750461-I1

06/02/2022

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

Alexander Sheyman

06/02/2022

Special inspection requirement — Final

Alexander Sheyman

06/02/2022

Special inspection requirement — Mechanical Systems

Alexander Sheyman

06/02/2022

Special inspection requirement — Maintenance information

Alexander Sheyman

06/02/2022

Special inspection requirement — Ventilation and air distribution system

Alexander Sheyman

06/02/2022

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

Alexander Sheyman

06/02/2022

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

Alexander Sheyman

06/02/2022

Special inspection requirement — Fire-Resistant Penetrations and Joints

Alexander Sheyman

06/02/2022

Special inspection requirement — Electrical motors and elevators

Alexander Sheyman

05/20/2022

Permit issued — General Construction

M00738583-I1-GC

05/18/2022

Filed — Alteration

PROPOSED PLUMBING WORK IN EXISTING COMMERCIAL SPACE. NO CHANGE IN ZONING USE GROUP, EGRESS OR OCCUPANCY

M00738585-I1

05/18/2022

Filed — Alteration

PROPOSED INTERIOR FIT-OUT OF EXISTING COMMERCIAL SPACE. NO CHANGE IN ZONING USE GROUP, EGRESS OR OCCUPANCY

M00738583-I1

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Mechanical Systems	Signed-off	Marina Cooling	05/12/2023
DOB NOW	Plumbing	Signed-off	LS Plumbing	06/10/2022
DOB NOW	General Construction	Signed-off	Seventh Floor Services	05/20/2022
BIS	EQ	ISSUED	Intersystems	09/23/2010
BIS	OT	ISSUED	Etna Contracting	10/05/2007
BIS	OT	ISSUED	New York Sign Contractor	04/09/2007
BIS	—	ISSUED	549 Madison LLC C/O Gva William	03/23/2007
BIS	OT	ISSUED	Corporate Interiors Contracting	03/22/2007
BIS	PL	ISSUED	Michael Gangi P&H Contracting	01/17/2007
BIS	MH	ISSUED	Corporate Interiors Contracting	11/16/2006
BIS	MH	ISSUED	Metro Mechanical	06/01/2005
BIS	EQ	ISSUED	Door Automation	11/03/2004

2 projects · most recent 07/19/2022

General Wiring

Filed	Status	Contractor	Scope
07/19/2022	Complete	Enterprise Electrical Systems	General Wiring
10/16/2018	Complete	Amsterdam Electric	—

▾Field Inspections (DOB CAP) — 3

Date	Type	Result	Report
11/07/2022	Certified Remove/Cap - work done in accordance with code	Certified	View ↗
10/10/2022	Certified Water and Sanitary-WS-Fixtures-Finish	Certified	View ↗
06/30/2022	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗

▾Special Inspection Requirements (DOB NOW) — 21

Date	Requirement	Inspector	Role
06/22/2022	Fire-Resistant Penetrations and Joints	Eugene Khananov	special
06/22/2022	Interior lighting power	Eugene Khananov	energy_progress
06/22/2022	Lighting controls	Eugene Khananov	energy_progress
06/22/2022	Energy Code Compliance Inspections	Eugene Khananov	progress
06/22/2022	Final	Eugene Khananov	progress
06/22/2022	Fire-Resistance Rated Construction	Eugene Khananov	progress
06/18/2022	Energy Code Compliance Inspections	Eugene Khananov	progress
06/18/2022	Fire-Resistant Penetrations and Joints	Eugene Khananov	special
06/18/2022	Final	Eugene Khananov	progress
06/18/2022	Fire-Resistance Rated Construction	Eugene Khananov	progress
06/18/2022	Lighting controls	Eugene Khananov	energy_progress
06/18/2022	Interior lighting power	Eugene Khananov	energy_progress
06/02/2022	HVAC-R and service water piping design and insulation	Alexander Sheyman	energy_progress
06/02/2022	Final	Alexander Sheyman	progress
06/02/2022	Mechanical Systems	Alexander Sheyman	special
06/02/2022	Maintenance information	Alexander Sheyman	energy_progress
06/02/2022	Ventilation and air distribution system	Alexander Sheyman	energy_progress
06/02/2022	HVAC-R and service water heating system controls	Alexander Sheyman	energy_progress
06/02/2022	HVAC-R and service water heating equipment	Alexander Sheyman	energy_progress
06/02/2022	Fire-Resistant Penetrations and Joints	Alexander Sheyman	special
06/02/2022	Electrical motors and elevators	Alexander Sheyman	energy_progress

▾Tenants in the building

Tenant	Space	Floors	Renovation projects
Diamond Braces	Medical / Healthcare	Floor 1	Project M00750461 Alteration · LOC Issued · 06/02/2022

Names are taken automatically from the text of each project’s filed documents (title blocks and cover sheets) and screened to exclude owners, landlords and designers. They may be incomplete or wrong; check the filing.

▾Documents — 51 on file (BIS + DOB NOW)

▸Plans & Drawings5

▸DOB NOWPlans/Sketch5

09/02/2026M00750461-I1Request digital key ↗

09/02/2026M00738583-I1Request digital key ↗

09/02/2026M00738583-P1Request digital key ↗

Showing 3 of 5 on file for this type

▸Applications & Permits4

▸BISPLAN / WORK APPROVAL APPLICATION2

10/28/2010120510562Open ↗

09/29/2010120479847Open ↗

▸BISWORK PERMIT APPLICATION2

10/28/2010120510562Open ↗

09/29/2010120479847Open ↗

▸Seals & Professional Certifications27

▸DOB NOWProgress Inspector Seal & Signature12

08/25/2026M00738583-I1Open ↗

Showing 3 of 12 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature5

09/02/2026M00738583-P1Open ↗

09/02/2026M00738583-I1Open ↗

09/02/2026M00738585-P1Open ↗

Showing 3 of 5 on file for this type

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION3

12/29/2010120510562Open ↗

10/28/2010120510562Open ↗

▸DOB NOWSpecial Inspector Seal & Signature3

08/25/2026M00738583-I1Open ↗

08/24/2026M00738583-P1Open ↗

08/23/2026M00750461-I1Open ↗

▸BISPROFESSIONAL CERTIFIED CHECKLIST2

10/28/2010120510562Open ↗

09/29/2010120479847Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM2

10/28/2010120510562Open ↗

09/29/2010120479847Open ↗

▸Environmental & Asbestos7

▸DOB NOWDEP ACP-5: Asbestos Assessment Report5

09/02/2026M00738583-P1Open ↗

09/02/2026M00738583-I1Open ↗

09/02/2026M00738585-P1Open ↗

Showing 3 of 5 on file for this type

▸BISASBESTOS EXEMPTION CERTIFICATION LETTER1

09/29/2010120479847Open ↗

▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1

10/28/2010120510562Open ↗

▸Energy Compliance2

▸DOB NOWEN2: As Built Energy Analysis2

08/13/2026M00750461-I1Open ↗

08/13/2026M00738583-I1Open ↗

▸Approvals, Objections & Sign-offs3

▸BISADMINISTRATIVE OBJECTIONS2

10/28/2010120510562Open ↗

09/29/2010120479847Open ↗

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST1

12/29/2010120510562Open ↗

▸Filing & Intake Forms2

▸BISEFILING COVER SHEET2

10/28/2010120510562Open ↗

09/29/2010120479847Open ↗

▸Other Documents1

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION1

12/29/2010120510562Open ↗