Office with commercial, 1-6 stories

509 EAST TREMONT AVE

BRONX · Tremont · BIN 2086776

💬 Discuss this project

1931Year Built

4Stories

O5Building Class

C4-5XZoning

18,000 sfGross Floor Area

1Units

2 Open Violations 0 unresolved · 2 paperwork only ▸

Office with commercial, 1-6 stories · Owner of record: 1932 WASHINGTON LLC · 4,525 sf lot · 3.98 FAR built · Flood zone X

Locations of Work

ArchitectureStructuralMechanicalEquipment

Floor 11 filing · 6 docs

Site & exterior12p · 1 filing · 14 docs

▾Owner History (Filing Record)

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

Owner	Filings	Most Recent
521 TREMONT OWNER	7	07/08/2026
CELTIC SERVICES NYC	4	04/09/2026

▾Design Consultants (Architect / Engineer of Record)

Firm	Filings	Most Recent
SOUTH BAY ENGINEERING PLLC	3	06/09/2025

▾Filing Representatives (Expediters)

Representative	Filings	Most Recent
CELTIC SERVICES NYC	2	03/21/2026
ARCHI PRO GROUP	2	03/21/2026

▾Contractors (License-Anchored)

Firm	Trade	Roles	Most Recent
FLINT MECHANICAL CORP	Plumbing	5	03/22/2026
CELTIC SERVICES NYC INC	General Contractor	3	07/08/2026

▾Special Inspection Agencies

Agency	License #	Filings	Most Recent
METRIC CONSULTING AND INS	1803	1	08/28/2024

Building Lifecycle

All (17)Filed (3)Permit Issued (3)Signed Off (2)Violation (6)Objection (2)Special Inspection (1)

11/06/2025

Signed off — Full Demolition

INSTALL 8' HIGH PLYWOOD CONSTRUCTION FENCE ALONG LOTS 77, 80 IN CONJUNCTION WITH DEMO JOBS X01094849, X01094835 AT 509-523 EAST TREMONT AVE & 4215-4221 3RD AVE

X01094849-I1

11/06/2025

Signed off — Alteration

Interior demolition of non-structural, non-load bearing partitions

X01231487-I1

09/09/2025

Permit issued — Full Demolition

X01094849-I1-FD

07/01/2025

Permit issued — General Construction

X01231487-I1-GC

06/26/2025

Permit issued — Construction Fence

X01094849-S1-FN

06/09/2025

Filed — Alteration

Interior demolition of non-structural, non-load bearing partitions

X01231487-I1

06/09/2025

Special inspection requirement — Final

Chris Sanders

05/15/2025

Filed — Full Demolition

INSTALL 8' HIGH PLYWOOD CONSTRUCTION FENCE ALONG LOTS 77, 80 IN CONJUNCTION WITH DEMO JOBS X01094849, X01094835 AT 509-523 EAST TREMONT AVE & 4215-4221 3RD AVE

X01094849-S1

10/28/2024

Objection resolved — Addressed

09/09/2024

Objection raised — Admin

08/28/2024

Filed — Full Demolition

INSTALL 8' HIGH PLYWOOD CONSTRUCTION FENCE ALONG LOTS 77, 80 IN CONJUNCTION WITH DEMO JOBS X01094849, X01094835 AT 509-523 EAST TREMONT AVE & 4215-4221 3RD AVE

X01094849-I1

12/16/2015

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

12/16/2015

Violation issued (DOB, closed)

V*-DOB VIOLATION - DISMISSED

09/24/2015

Violation issued (ECB, open)

Plumbing

09/24/2015

Violation issued (ECB, open)

Construction

02/05/2003

Violation issued (ECB, closed)

Construction

06/08/1995

Violation issued (ECB, closed)

Construction

Permit / Filing Register

Source	Work Type	Status	Applicant	Issued
DOB NOW	Full Demolition	Signed-off	CELTIC SERVICES NYC INC	09/09/2025
DOB NOW	General Construction	Signed-off	CELTIC SERVICES NYC INC	07/01/2025
DOB NOW	Construction Fence	Signed-off	CELTIC SERVICES NYC INC	06/26/2025
BIS	PL	ISSUED	FLINT MECHANICAL CORP	11/04/2015
BIS	PL	ISSUED	FLINT MECHANICAL CORP	09/25/2015
BIS	PL	ISSUED	MITIE MECHANICAL CORP	05/11/2015
BIS	PL	ISSUED	FLINT MECHANICAL CORP	12/17/2014
BIS	PL	ISSUED	TERMINATOR PLBG & HTG INC	10/16/2013
BIS	OT	ISSUED	TREMONT CONSTRUCTION GROU	09/26/2013
BIS	PL	ISSUED	DNA PLUMBING CONTR. INC	10/10/2012
BIS	—	ISSUED	ARCHITECTURAL SOLUTIONS	09/28/2012
BIS	PL	ISSUED	DNA PLUMBING CONTR. INC	10/31/2011
BIS	FP	ISSUED	ACTIVE FIRE CONTROL, INC	02/07/2011
BIS	OT	ISSUED	OLYMPUS GENERAL CONSTRUCT	11/04/2010
BIS	PL	ISSUED	LEMODE PLBG & HTG CORP	08/31/2010
BIS	EQ	ISSUED	OLYMPUS GENERAL CONSTRUCT	08/19/2010
BIS	PL	ISSUED	DOVAL PLBG & HTG CORP	09/25/2009
BIS	MH	ISSUED	PATRICK E ALLEN ARCHITECT	09/01/2009
BIS	MH	ISSUED	A.N.C. CONTRACTING CO.,IN	09/01/2009
BIS	EQ	ISSUED	A.N.C. CONTRACTING CO.,IN	09/01/2009
BIS	MH	ISSUED	PATRICK E. ALLEN	06/23/2008
BIS	PL	ISSUED	A P PLUMBING&HEATING INC	04/21/2008
BIS	OT	ISSUED	PATRICK E. ALLEN	04/07/2008
BIS	EQ	ISSUED	PATRICK E. ALLEN	04/07/2008
BIS	—	ISSUED	MATRIX TREMONT	08/19/2003
BIS	PL	ISSUED	S & J INDUSTRIAL CORP	08/11/2003
BIS	PL	ISSUED	FG PLUMBING HEATING CORP	05/23/1996

1 project · most recent 05/15/2025

Fence

Filed	Status	Contractor	Scope
05/15/2025	Signed-off	CELTIC SERVICES NYC INC	Fence

▾Special Inspection Requirements (DOB NOW) — 1

Date	Requirement	Inspector	Role
06/09/2025	Final	Chris Sanders	progress

▾Documents — 174 on file (BIS + DOB NOW)

▸Plans & Drawings3

▸DOB NOWPlans/Sketch3

08/21/2026X01094849-S1Request digital key ↗

08/21/2026X01094849-I1Request digital key ↗

08/19/2026X01231487-I1Request digital key ↗

▸Applications & Permits43

▸BISPLAN / WORK APPROVAL APPLICATION21

02/14/2018220471530Open ↗

02/13/2018220471530Open ↗

03/30/2016220471530Open ↗

Showing 3 of 21 on file for this type

▸BISWORK PERMIT APPLICATION21

12/01/2015220471530Open ↗

10/13/2015220073961Open ↗

05/14/2015220073961Open ↗

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▸BISApplication Withdrawal/Address Change Form OP-1131

03/30/2016220471530Open ↗

▸Seals & Professional Certifications34

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION16

03/22/2016220471530Open ↗

03/08/2016220471530Open ↗

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▸BISPROFESSIONAL CERTIFIED CHECKLIST9

02/13/2018220471530Open ↗

03/08/2016220471530Open ↗

10/09/2015220471530Open ↗

Showing 3 of 9 on file for this type

▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM3

09/10/2010220081989Open ↗

07/27/2010220073961Open ↗

08/04/2009220021553Open ↗

▸DOB NOWDPL-1: Design Professional Seal & Signature3

08/19/2026X01231487-I1Open ↗

08/13/2026X01094849-I1Open ↗

08/13/2026X01094849-S1Open ↗

▸BISPROFESSIONAL CERTIFICATION STATEMENT2

10/07/2015220471549Open ↗

09/30/2013220336937Open ↗

▸DOB NOWProgress Inspector Seal & Signature1

08/23/2026X01231487-I1Open ↗

▸Trade Schedules & Equipment36

▸BISSELF-CERT PLUMBING NOTICE14

11/24/2015220471530Open ↗

11/23/2015220073961Open ↗

11/04/2015220073961Open ↗

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▸BISSCHEDULE B - PLUMBING9

09/30/2013220336937Open ↗

11/10/2010220073961Open ↗

09/20/2010220073961Open ↗

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▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE3

01/26/2016220073961Open ↗

11/02/2015220073961Open ↗

10/09/2015220471530Open ↗

▸BISEQUIPMENT USE APPLICATION/PERMIT3

12/17/2010220018870Open ↗

07/25/2008210039395Open ↗

12/17/2010220018870Open ↗

▸BISFA - FDNY APPROVAL : FD-FAA2

11/23/2015220073961Open ↗

07/24/2015220073961Open ↗

▸BISEQUIPMENT USE PERMITS1

07/25/2008210039395Open ↗

▸DOB NOWSewer Cut-Off1

08/13/2026X01094849-I1Open ↗

▸DOB NOWElectric Cut-Off1

08/13/2026X01094849-I1Open ↗

▸DOB NOWWater Cut-Off1

08/13/2026X01094849-I1Open ↗

▸DOB NOWGas Cut-Off1

08/13/2026X01094849-I1Open ↗

▸Safety & Tenant Protection1

▸BISSTREET TREE CHECKLIST1

09/10/2010220081989Open ↗

▸Environmental & Asbestos15

▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'4

09/28/2010220073961Open ↗

07/27/2010220073961Open ↗

11/06/2009220035833Open ↗

Showing 3 of 4 on file for this type

▸BISASBESTOS EXEMPTION CERTIFICATION LETTER3

09/10/2010220081989Open ↗

07/17/2009220018870Open ↗

03/10/2008210039395Open ↗

▸BISASBESTOS: CERTIFICATION (DEP ACP5)1

10/09/2015220471530Open ↗

▸BISACP5 ASBESTOS: CERTIFICATION (DEP ACP5)1

09/30/2013220336937Open ↗

▸BISENVIRONMENTAL RESTRICTIONS - OER NOTICE TO PROCEED1

11/24/2015220471549Open ↗

▸DOB NOWDEP ACP-5: Asbestos Assessment Report1

08/19/2026X01231487-I1Open ↗

▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form1

08/13/2026X01094849-I1Open ↗

▸DOB NOWRodent Control1

08/13/2026X01094849-I1Open ↗

▸DOB NOWOER: Notice to Proceed1

08/13/2026X01231487-I1Open ↗

▸DOB NOWOER: Notice of Satisfaction1

08/13/2026X01231487-I1Open ↗

▸Energy Compliance4

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS4

10/09/2015220471530Open ↗

10/07/2015220471549Open ↗

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▸Approvals, Objections & Sign-offs12

▸BISADMINISTRATIVE OBJECTIONS6

09/10/2010220081989Open ↗

07/27/2010220073961Open ↗

11/06/2009220035833Open ↗

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▸BISSUPERSEDING LETTER2

10/13/2015220073961Open ↗

05/14/2015220073961Open ↗

▸BISCERTIFICATE OF OCCUPANCY - LOC: REQUEST2

11/22/2010220018870Open ↗

07/25/2008210039395Open ↗

▸BISSCHEDULE A - OCCUPANCY / USE1

09/10/2010220081989Open ↗

▸BISLETTERS - SUPPORTING DOCUMENTATION1

11/02/2011220073961Open ↗

▸Cost, Insurance & Ownership11

▸BISCOST AFFIDAVIT11

03/08/2016220471530Open ↗

10/09/2015220471530Open ↗

10/07/2015220471549Open ↗

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▸Filing & Intake Forms10

▸BISEFILING COVER SHEET8

10/09/2015220471530Open ↗

10/07/2015220471549Open ↗

09/30/2013220336937Open ↗

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▸BISADDITIONAL INFORMATION1

11/02/2015220073961Open ↗

▸BISBOROUGH INTAKE FORM1

02/13/2018220471530Open ↗

▸Other Documents5

▸BISPLOT DIAGRAM1

09/10/2010220081989Open ↗

▸DOB NOWCommunity Board Notification1

08/13/2026X01094849-I1Open ↗

▸DOB NOWProperty Ownership Certification1

08/13/2026X01094849-I1Open ↗

▸DOB NOWFull Demo: 10-Day Notice1

08/13/2026X01094849-I1Open ↗

▸DOB NOWStructure Photographs1

08/13/2026X01094849-I1Open ↗