Office with commercial, 7-19 stories

Spero Building

19 WEST 21ST STREET · Name © OpenStreetMap contributors · BIN 1015530

💬 Discuss this project

1908Year Built

12Stories

O6Building Class

C6-4AZoning

113,284 sfGross Floor Area

49Units

LL97 Covered0 Active Violations 1 old, status unconfirmed ▸FISP: SAFE

Office with commercial, 7-19 stories · Owner of record: Fifth Partners · 10,377 sf lot · 10.92 FAR built · Flood zone X

Locations of Work

ArchitectureStructuralElectricalMechanicalPlumbingFire ProtectionEquipmentGeneral

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

Whole building & multi-floor projectsMehra Properties INC.1 filing

Floor 12Mehra Properties INC.1 filing · 4 docs

Floor 11

Floor 10

Floor 9F Squared Pt1 filing · 4 docs

Floor 8

Floor 7

Floor 6

Floor 5

Floor 4

Floor 3

Floor 2

Floor 1Nightingale Veterinary Partners3p · 7 filings · 20 docs

Site & exteriorMehra Properties INC.1 filing · 9 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
Mehra Properties	41	07/08/2026
Fifth Partners	21	03/22/2026
Fifth Ave Partners	15	03/21/2026
Hudson Companies	2	03/21/2026
Bell Atlantic	1	03/21/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
Loring Consulting Engineers	6	05/30/2023
Francis Cauffman Architects	2	02/22/2023
Enthink Engineers	2	01/23/2023
Winton Group Architecture	2	05/25/2022
Loney Engineering & Consulting	2	08/26/2021
Cristina Milleur	1	01/12/2021
Aditi Sarkar, Architect	1	01/16/2020

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
Highrise Group NYC	2	03/21/2026
William Vitacco Associates	16	03/21/2026
BMB Building Consulting	6	03/21/2026
Istay Consulting	2	03/21/2026
SNR Expediting Design	2	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
Reliable Enterprises	Scaffold	11	07/08/2026
McAlpine Contracting Co	General Contractor	10	07/08/2026
Roca Group Construction	General Contractor	3	03/21/2026
John A. Donadio Electric Co	Electrical	2	03/21/2026
Eastern Hub Construction	General Contractor	1	07/08/2026
HY-Lee Electric Co	Electrical	1	03/21/2026
Torres Ivan	Electrical	1	03/21/2026
HF Group Plumbing & Spnkler	Fire Protection	1	07/08/2026
Smart Plumbing & Heating	Plumbing	1	07/08/2026
WNW & Sons Plumbing & Heating	Fire Protection	1	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
Alan Margolin & Associates	423	11	05/30/2023
Winton Group Architecture	4343	4	05/25/2022

Building Lifecycle

All (148)Filed (16)Permit Issued (14)Signed Off (10)Facade (FISP) (19)Violation (60)Inspection (6)Special Inspection (23)

11/20/2025

Violation issued (FDNY_ORDER, closed)

10/02/2025

Violation issued (FDNY_NOV, closed)

10/02/2025

Violation issued (FDNY_ORDER, closed)

03/25/2025

Violation issued (FDNY_NOV, closed)

02/24/2025

Violation issued (FDNY_ORDER, closed)

02/24/2025

Violation issued (FDNY_ORDER, closed)

08/13/2024

Violation issued (FDNY_NOV, closed)

08/13/2024

Violation issued (FDNY_NOV, closed)

09/01/2023

Signed off — Alteration

Modifications to existing mechanical systems. No change in use, egress or occupancy.

M00774933-I1

09/01/2023

Signed off — Alteration

Modifications to existing sprinkler systems. No change in use, egress or occupancy.

M00774955-I1

09/01/2023

Signed off — Alteration

Modifications to existing plumbing systems. No change in use, egress or occupancy.

M00774945-I1

08/29/2023

Signed off — Alteration

Removal and installation of interior non bearing partitions and related finishes as per plans filed herewith. No change in use, egress or occupancy under this application.

M00774907-I1

07/20/2023

Violation issued (FDNY_NOV, closed)

05/31/2023

Special inspection requirement — Mechanical Systems

Young Suh

05/31/2023

Special inspection requirement — Fire-Resistant Penetrations and Joints

Young Suh

05/31/2023

Special inspection requirement — Final

Young Suh

05/30/2023

Filed — Alteration

Modifications to existing mechanical systems. No change in use, egress or occupancy.

M00774933-P2

05/18/2023

Special inspection requirement — Fire-Resistant Penetrations and Joints

Young Suh

05/18/2023

Special inspection requirement — Mechanical Systems

Young Suh

05/18/2023

Special inspection requirement — Final

Young Suh

05/10/2023

Permit issued — General Construction

M00774907-I1-GC

05/09/2023

Permit issued — Mechanical Systems

M00774933-I1-MS

04/28/2023

Inspection — Certified Sprinkler-SP-Fixtures-Finish

Certified

View inspection ↗

04/25/2023

Signed off — Alteration

PROPOSED INSTALLATION OF HEAVY DUTY SIDEWALK SHED AS PER PLANS. LIVE LOAD 300 LBS PER SQUARE FEET. SIDEWALK SHED SHALL COMPLY WITH CHAPTER #33 OF THE NYC BUILDING CODE. NO CHANGE IN USE, OCCUPANCY, OR EGRESS UNDER THIS APPLICATION.

M00816140-I1

04/18/2023

Filed — Alteration

Modifications to existing sprinkler systems. No change in use, egress or occupancy.

M00774955-P1

04/14/2023

Filed — Alteration

Modifications to existing mechanical systems. No change in use, egress or occupancy.

M00774933-P1

04/03/2023

Inspection — Certified Medical Gas - MG - PL - Roughing

Certified

View inspection ↗

04/03/2023

Inspection — Certified Medical Gas - MG - PL - Test

Certified

View inspection ↗

03/28/2023

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

Certified

View inspection ↗

03/16/2023

Special inspection requirement — Sprinkler Systems

Young Suh

03/16/2023

Special inspection requirement — Fire-Resistant Penetrations and Joints

Young Suh

02/22/2023

Filed — Alteration

Removal and installation of interior non bearing partitions and related finishes as per plans filed herewith. No change in use, egress or occupancy under this application.

M00774907-P1

02/22/2023

Cycle 9 facade report signed — SAFE

02/07/2023

Cycle 9 facade inspection completed

02/03/2023

Cycle 9 facade report submitted

01/24/2023

Violation issued (ECB, closed)

Construction

01/23/2023

Filed — Alteration

M00816140-I1

01/23/2023

Permit issued — Sidewalk Shed

M00816140-I1-SH

01/20/2023

Special inspection requirement — Final

Young Suh

01/20/2023

Special inspection requirement — Fire-Resistance Rated Construction

Young Suh

01/20/2023

Special inspection requirement — Fire-Resistant Penetrations and Joints

Young Suh

01/18/2023

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

Certified

View inspection ↗

01/12/2023

Special inspection requirement — Mechanical Systems

Young Suh

01/12/2023

Special inspection requirement — Final

Young Suh

01/12/2023

Special inspection requirement — Fire-Resistant Penetrations and Joints

Young Suh

12/30/2022

Cycle 8 facade report submitted

12/30/2022

Cycle 8 facade report signed — SAFE

11/17/2022

Cycle 8 facade inspection completed

11/16/2022

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

Certified

View inspection ↗

11/07/2022

Signed off — Alteration

M00694500-I1

11/07/2022

Signed off — Alteration

M00297254-I1

11/01/2022

Violation issued (ECB, closed)

Construction

09/23/2022

Permit issued — Plumbing

M00774945-I1-PL

09/12/2022

Signed off — Alteration

PROPOSE EXTERIOR FACADE WORK TO REPAIR EXISTING STONE MASONRY WORK AS PER PLANS. NO CHANGE TO USE, EGRESS OR OCCUPANCY

M00739230-I1

09/12/2022

Permit issued — Sprinklers

M00774955-I1-EW-SP

08/23/2022

Permit issued — General Construction

M00774907-I1-GC

08/23/2022

Permit issued — Mechanical Systems

M00774933-I1-MS

08/17/2022

Filed — Alteration

Modifications to existing mechanical systems. No change in use, egress or occupancy.

M00774933-I1

08/16/2022

Filed — Alteration

Removal and installation of interior non bearing partitions and related finishes as per plans filed herewith. No change in use, egress or occupancy under this application.

M00774907-I1

08/11/2022

Filed — Alteration

Modifications to existing sprinkler systems. No change in use, egress or occupancy.

M00774955-I1

Latest 60 of 148 events.

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	General Construction	Signed-off	McAlpine Contracting Co	05/10/2023
DOB NOW	Mechanical Systems	Signed-off	McAlpine Contracting Co	05/09/2023
DOB NOW	Sidewalk Shed	Signed-off	Reliable Enterprises	01/23/2023
DOB NOW	Plumbing	Signed-off	Smart Plumbing & Heating	09/23/2022
DOB NOW	Sprinklers	Signed-off	HF Group Plumbing & Spnkler	09/12/2022
DOB NOW	General Construction	Signed-off	McAlpine Contracting Co	08/23/2022
DOB NOW	Mechanical Systems	Signed-off	McAlpine Contracting Co	08/23/2022
DOB NOW	General Construction	Signed-off	Roca Group Construction	06/08/2022
DOB NOW	Supported Scaffold	Signed-off	Reliable Enterprises	04/15/2022
DOB NOW	Sidewalk Shed	Signed-off	Reliable Enterprises	03/04/2022
DOB NOW	Sprinklers	Signed-off	WNW & Sons Plumbing & Heating	03/17/2021
DOB NOW	Sidewalk Shed	Signed-off	Reliable Enterprises	01/19/2021
DOB NOW	Mechanical Systems	Signed-off	Eastern Hub Construction	08/25/2020
DOB NOW	Sidewalk Shed	Signed-off	Reliable Enterprises	01/17/2020
BIS	OT	ISSUED	Roca Group Construction	12/20/2021
BIS	OT	ISSUED	Eastern Hub Construction	06/29/2020
BIS	OT	ISSUED	Eastern Hub Construction	06/03/2019
BIS	OT	ISSUED	NY City Construction Co	06/02/2017
BIS	PL	ISSUED	Smart Plumbing & Heating	03/17/2017
BIS	EQ	ISSUED	HKS Construction	02/01/2017
BIS	MH	ISSUED	Brooklyn Interiors	12/28/2016
BIS	OT	ISSUED	Brooklyn Interiors	11/18/2016
BIS	OT	ISSUED	Worldkor Construction	02/13/2015
BIS	PL	ISSUED	J.A. Mechanical Plumbing & Heating	04/30/2014
BIS	OT	ISSUED	F-1 American Marble and T	04/28/2014
BIS	MH	ISSUED	Ivy Walk	10/11/2007
BIS	OT	ISSUED	Ivy Walk	03/07/2007
BIS	EQ	ISSUED	Eastern Empire Contracting	07/31/2003
BIS	MH	ISSUED	Abracadabra	07/02/1999
BIS	MH	ISSUED	Abracadabra	08/05/1997
BIS	PL	RE-ISSUED	AAA All Star PPLG	08/05/1997

3 projects · most recent 01/23/2023

General Wiring

Filed	Status	Contractor	Scope
01/23/2023	Complete	Richard Neu	—
01/11/2023	Complete	NGM Electric	General Wiring
01/21/2020	Permit Issued	WCK Electric	—

▾Field Inspections (DOB CAP) — 6

Date	Type	Result	Report
04/28/2023	Certified Sprinkler-SP-Fixtures-Finish	Certified	View ↗
04/03/2023	Certified Medical Gas - MG - PL - Roughing	Certified	View ↗
04/03/2023	Certified Medical Gas - MG - PL - Test	Certified	View ↗
03/28/2023	Certified Water and Sanitary-WS-Fixtures-Finish	Certified	View ↗
01/18/2023	Certified Sprinkler-SP-Piping Dry/Wet-Hydrostatic Test	Certified	View ↗
11/16/2022	Certified Water and Sanitary-WS-Sanitary Piping-Roughing	Certified	View ↗

▾Special Inspection Requirements (DOB NOW) — 23

Date	Requirement	Inspector	Role
05/31/2023	Mechanical Systems	Young Suh	special
05/31/2023	Fire-Resistant Penetrations and Joints	Young Suh	special
05/31/2023	Final	Young Suh	progress
05/18/2023	Fire-Resistant Penetrations and Joints	Young Suh	special
05/18/2023	Mechanical Systems	Young Suh	special
05/18/2023	Final	Young Suh	progress
03/16/2023	Sprinkler Systems	Young Suh	special
03/16/2023	Fire-Resistant Penetrations and Joints	Young Suh	special
01/20/2023	Final	Young Suh	progress
01/20/2023	Fire-Resistance Rated Construction	Young Suh	progress
01/20/2023	Fire-Resistant Penetrations and Joints	Young Suh	special
01/12/2023	Mechanical Systems	Young Suh	special
01/12/2023	Final	Young Suh	progress
01/12/2023	Fire-Resistant Penetrations and Joints	Young Suh	special
08/11/2022	Fire-Resistant Penetrations and Joints	Young Suh	special
05/18/2022	Masonry	Vladimir Kaushansky	special
05/18/2022	Energy Code Compliance Inspections	Vladimir Kaushansky	progress
05/18/2022	Structural Stability – Alterations of existing buildings	Vladimir Kaushansky	special
05/16/2022	Final	Vladimir Kaushansky	progress
08/27/2021	Fire-Resistant Penetrations and Joints	Vladimir Kaushansky	special
08/27/2021	Sprinkler Systems	Vladimir Kaushansky	special
08/06/2021	Sprinkler Systems	Vladimir Kaushansky	special
08/06/2021	Fire-Resistant Penetrations and Joints	Vladimir Kaushansky	special

▾Tenants in the building

Tenant	Space	Floors	Renovation projects
Nightingale Veterinary Partners	Medical / Healthcare	Floor 1	Project M00774933 Alteration · LOC Issued · 08/17/2022 Project M00774907 Alteration · LOC Issued · 08/16/2022 Project M00774945 Alteration · LOC Issued · 08/11/2022 Project M00774955 Alteration · LOC Issued · 08/11/2022
F Squared Pt	Office	Floor 9	Project M00446475 Alteration · Approved · 01/12/2021

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 — 274 on file (BIS + DOB NOW)

▸Plans & Drawings16

▸DOB NOWPlans/Sketch11

09/02/2026M00694500-I1Request digital key ↗

09/02/2026M00739230-I1Request digital key ↗

09/02/2026M00774955-P1Request digital key ↗

Showing 3 of 11 on file for this type

▸DOB NOWPlans/Sketch - Sprinkler2

09/04/2026M00341589-I1Request digital key ↗

08/15/2026M00341589-P1Request digital key ↗

▸DOB NOWPlans/Sketch - General Construction1

09/04/2026M00446475-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Sidewalk Shed1

09/05/2026M00297254-I1Request digital key ↗

▸DOB NOWPlans/Sketch - Mechanical Systems1

09/04/2026M00356713-I1Request digital key ↗

▸Applications & Permits36

▸BISPLAN / WORK APPROVAL APPLICATION13

10/28/2020140970901Open ↗

08/14/2020140895271Open ↗

05/02/2019123808442Open ↗

Showing 3 of 13 on file for this type

▸BISWORK PERMIT APPLICATION12

05/06/2021140970901Open ↗

06/29/2020123911927Open ↗

06/04/2019123808442Open ↗

Showing 3 of 12 on file for this type

▸DOB NOWLPC Approval/Permit9

09/02/2026M00739230-I1Open ↗

08/13/2026M00356713-I1Open ↗

08/13/2026M00446475-I1Open ↗

Showing 3 of 9 on file for this type

▸BISNon-Directive 14 Construction Sign Off Including Sign Applications1

08/05/2015122253444Open ↗

▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION1

05/05/2020123911927Open ↗

▸Seals & Professional Certifications69

▸DOB NOWDPL-1: Design Professional Seal & Signature16

09/04/2026M00341589-I1Open ↗

09/04/2026M00446475-I1Open ↗

09/02/2026M00739230-I1Open ↗

Showing 3 of 16 on file for this type

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION15

06/20/2019123808442Open ↗

06/14/2019123808442Open ↗

Showing 3 of 15 on file for this type

▸DOB NOWSpecial Inspector Seal & Signature13

09/20/2026M00774933-P1Open ↗

09/02/2026M00774955-P1Open ↗

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▸BISPROFESSIONAL CERTIFICATION STATEMENT7

06/01/2017140649715Open ↗

01/31/2017140599476Open ↗

12/28/2016122735406Open ↗

Showing 3 of 7 on file for this type

▸DOB NOWProgress Inspector Seal & Signature6

09/20/2026M00774933-P1Open ↗

09/01/2026M00774933-P2Open ↗

09/01/2026M00774907-P1Open ↗

Showing 3 of 6 on file for this type

▸BISPROFESSIONAL CERTIFIED CHECKLIST4

12/28/2016122735406Open ↗

11/21/2016122947071Open ↗

02/20/2015122253444Open ↗

Showing 3 of 4 on file for this type

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY3

10/28/2020140970901Open ↗

06/01/2017140649715Open ↗

01/31/2017140599476Open ↗

▸BISREQUIRED ITEMS CHECKLIST FOR PROFESSIONAL CERTIFICATION2

06/01/2017140649715Open ↗

01/31/2017140599476Open ↗

▸BISAPPLICANT OWNER SIGNATURE2

10/28/2020140970901Open ↗

08/14/2020140895271Open ↗

▸BISPC FULL REPORT1

11/15/2007110021743Open ↗

▸Trade Schedules & Equipment6

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE3

11/21/2016122947071Open ↗

06/07/2014121995494Open ↗

04/30/2014121988313Open ↗

▸BISSELF-CERT PLUMBING NOTICE2

08/28/2014121988313Open ↗

06/18/2014121988313Open ↗

▸BISFA - FDNY APPROVAL : FD-FAA1

09/08/2015122195301Open ↗

▸Safety & Tenant Protection4

▸DOB NOWTenant Protection Plan2

09/04/2026M00341589-I1Open ↗

08/13/2026M00341589-P1Open ↗

▸BISTenant Protection Plan and Notes1

01/03/2017122735406Open ↗

▸BISSTREET TREE CHECKLIST1

06/07/2014121995494Open ↗

▸Environmental & Asbestos23

▸DOB NOWDEP ACP-5: Asbestos Assessment Report13

09/04/2026M00341589-I1Open ↗

09/04/2026M00446475-I1Open ↗

09/02/2026M00739230-I1Open ↗

Showing 3 of 13 on file for this type

▸BISASBESTOS: CERTIFICATION (DEP ACP5)9

10/28/2020140970901Open ↗

08/14/2020140895271Open ↗

05/05/2020123911927Open ↗

Showing 3 of 9 on file for this type

▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'1

11/15/2007110021743Open ↗

▸Energy Compliance29

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS13

06/14/2019123808442Open ↗

11/29/2017140649715Open ↗

Showing 3 of 13 on file for this type

▸BISAS-BUILT ENERGY ANALYSIS8

03/14/2022140970901Open ↗

09/25/2020123911927Open ↗

06/14/2019123808442Open ↗

Showing 3 of 8 on file for this type

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY6

03/14/2022140970901Open ↗

10/28/2020140970901Open ↗

09/25/2020123911927Open ↗

Showing 3 of 6 on file for this type

▸BISTECHNICAL REPORT STATEMENT OF RESPONSIBILITY FOR ENERGY CODE PROGRESS INSPECTIONS2

10/28/2020140970901Open ↗

06/01/2017140649715Open ↗

▸Inspections & Test Reports9

▸BISTECHNICAL REPORT: RESPONSIBILITY9

03/18/2022140970901Open ↗

03/14/2022140970901Open ↗

10/28/2020140970901Open ↗

Showing 3 of 9 on file for this type

▸Approvals, Objections & Sign-offs30

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST13

03/22/2022140970901Open ↗

09/25/2020123911927Open ↗

06/20/2019123808442Open ↗

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▸BISLANDMARKS APPROVAL11

10/28/2020140970901Open ↗

05/15/2020123911927Open ↗

06/20/2019123808442Open ↗

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▸BISLANDMARKS SIGNOFF3

03/18/2022140970901Open ↗

09/25/2020123911927Open ↗

11/29/2017140649715Open ↗

▸BISSCHEDULE A - OCCUPANCY / USE1

06/07/2014121995494Open ↗

▸BISLETTERS - SUPPORTING DOCUMENTATION1

08/05/2015122253444Open ↗

▸BISADMINISTRATIVE OBJECTIONS1

11/15/2007110021743Open ↗

▸Cost, Insurance & Ownership23

▸BISCOST AFFIDAVIT23

03/14/2022140970901Open ↗

10/28/2020140970901Open ↗

08/14/2020140895271Open ↗

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▸Filing & Intake Forms20

▸BISEFILING COVER SHEET10

05/08/2020123911927Open ↗

05/02/2019123808442Open ↗

12/28/2016122735406Open ↗

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▸BISBOROUGH INTAKE FORM4

06/20/2019123808442Open ↗

06/14/2019123808442Open ↗

11/29/2017140649715Open ↗

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▸BISEFILING JOB APPLICATION COVER SHEET4

10/28/2020140970901Open ↗

08/14/2020140895271Open ↗

06/01/2017140649715Open ↗

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▸BISADDITIONAL INFORMATION2

05/15/2020123911927Open ↗

11/01/2017140599476Open ↗

▸Other Documents9

▸DOB NOWProof of Historic Building7

09/02/2026M00739230-I1Open ↗

08/13/2026M00774933-P2Open ↗

08/13/2026M00774933-I1Open ↗

Showing 3 of 7 on file for this type

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION2

11/29/2017140649715Open ↗

11/21/2016122947071Open ↗