Dennis O'Leary Construction — NYC General Contractor: DOB Permits, Filings & Buildings

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
M01302597 ↗	310 WEST 72 STREET MANHATTAN	Alteration	Signed-off	10/17/2025	01/26/2026	Design Mariana Riobom Architecture PLLC Owner AJ CLARKE REAL ESTATE CORP Filer MK EXP	REPLACEMENT OF EXISTING MINI-SPLIT UNITS AND ASSOCIATED CONDENSING UNITS, AND INSTALLATION OF NEWMINI-SPLIT SYSTEMS AND CONDENSING UNITS AS …
M00919152 ↗	310 WEST END AVENUE MANHATTAN	Alteration	Signed-off	08/22/2023	08/25/2023	Design STUDIO VOGELSANG Filer JAM CONSULTANTS, INC.	MINOR INTERIOR RENOVATIONS TO APT #8C AS PER PLANS FILED HEREWITH.
M00447665 ↗	245 WEST 99 STREET MANHATTAN	Alteration	Signed-off	01/22/2021	02/17/2021	Design BILOTTA ARCHITECTURE Owner AKAM ASSOCIATES Filer J. CALLAHAN CONSULTING, INC.	Interior renovation of existing Class A apartment (#23B) on the 23rd Floor. No change to use, egress, or occupancy.
X00410639 ↗	213 WEST 252 STREET BRONX	Alteration	Signed-off	10/13/2020	01/11/2021	Design STAVROS I. MALLIAROS, P.E., P.C. Filer MK EXP	PROPOSED TO RESTORE EXISTING CURB CUT TO ORIGINAL CONDITION 10 FEET AS PER EXISTING CO NUMBER 21532.
220361347BIS	211 WEST 252 STREET BRONX	—	ISSUED	08/22/2016	08/11/2018	—	EQ, PL
122124619BIS	21 SOUTH END AVENUE MANHATTAN	—	ISSUED	09/23/2014	09/23/2014	—	OT

Counts cover all 15 projects (4 DOB NOW + 11 legacy BIS). Dated by first filing; BIS projects by first permit issuance.

Who this entity's projects were filed with. Top 25 per group by shared jobs.

Name	Projects together	Most recent
BILOTTA ARCHITECTURE	1	01/22/2021
Mariana Riobom Architecture PLLC	1	03/05/2026
STAVROS I. MALLIAROS, P.E., P.C.	1	10/13/2020
STUDIO VOGELSANG	1	08/22/2023

Who this entity's projects were filed with. Top 25 per group by shared jobs.

Name	Projects together	Most recent
DP FLYNN PLBG & HTG INC	1	03/05/2026

Who this entity's projects were filed with. Top 25 per group by shared jobs.

Name	Projects together	Most recent
AJ CLARKE REAL ESTATE CORP	1	03/05/2026
AKAM ASSOCIATES, INC.	1	01/22/2021

Who this entity's projects were filed with. Top 25 per group by shared jobs.

Name	Projects together	Most recent
J. CALLAHAN CONSULTING, INC.	1	01/22/2021
JAM CONSULTANTS, INC.	1	08/22/2023
MK EXP	1	03/05/2026

4 DOB NOW projects + 11 legacy BIS projects, anchored the same way as Buildings Worked. Status is the project's permit state today: open = at least one permit currently issued. BIS projects show their raw permit status and are not counted as open.

All 15Signed off 4Other status 11

15 projects

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
M01302597 ↗	310 WEST 72 STREET MANHATTAN	Alteration	Signed-off	10/17/2025	01/26/2026	Design Mariana Riobom Architecture PLLC Owner AJ CLARKE REAL ESTATE CORP Filer MK EXP	REPLACEMENT OF EXISTING MINI-SPLIT UNITS AND ASSOCIATED CONDENSING UNITS, AND INSTALLATION OF NEWMINI-SPLIT SYSTEMS AND CONDENSING UNITS AS …
M00919152 ↗	310 WEST END AVENUE MANHATTAN	Alteration	Signed-off	08/22/2023	08/25/2023	Design STUDIO VOGELSANG Filer JAM CONSULTANTS, INC.	MINOR INTERIOR RENOVATIONS TO APT #8C AS PER PLANS FILED HEREWITH.
M00447665 ↗	245 WEST 99 STREET MANHATTAN	Alteration	Signed-off	01/22/2021	02/17/2021	Design BILOTTA ARCHITECTURE Owner AKAM ASSOCIATES Filer J. CALLAHAN CONSULTING, INC.	Interior renovation of existing Class A apartment (#23B) on the 23rd Floor. No change to use, egress, or occupancy.
X00410639 ↗	213 WEST 252 STREET BRONX	Alteration	Signed-off	10/13/2020	01/11/2021	Design STAVROS I. MALLIAROS, P.E., P.C. Filer MK EXP	PROPOSED TO RESTORE EXISTING CURB CUT TO ORIGINAL CONDITION 10 FEET AS PER EXISTING CO NUMBER 21532.
220361347BIS	211 WEST 252 STREET BRONX	—	ISSUED	08/22/2016	08/11/2018	—	EQ, PL
122124619BIS	21 SOUTH END AVENUE MANHATTAN	—	ISSUED	09/23/2014	09/23/2014	—	OT
120951201BIS	140 RIVERSIDE DRIVE MANHATTAN	—	ISSUED	03/09/2012	03/14/2012	—	OT, PL
110113671BIS	2 WEST 67 STREET MANHATTAN	—	ISSUED	04/01/2008	04/08/2008	—	OT, PL
110092024BIS	180 EAST END AVENUE MANHATTAN	—	ISSUED	02/12/2008	02/25/2008	—	OT, PL
104877741BIS	416 WEST 13 STREET MANHATTAN	—	ISSUED	08/24/2007	08/24/2007	—	OT
102289382BIS	354 WEST END AVENUE MANHATTAN	—	ISSUED	04/24/2001	07/30/2007	—	OT
104353806BIS	163 EAST 63 STREET MANHATTAN	—	ISSUED	03/29/2006	08/31/2006	—	OT, PL
104454485BIS	233 VANDAM STREET MANHATTAN	—	ISSUED	06/08/2006	06/08/2006	—	OT
103201296BIS	900 5 AVENUE MANHATTAN	—	ISSUED	07/24/2002	10/28/2003	—	OT, PL
102289550BIS	354 WEST END AVENUE MANHATTAN	—	ISSUED	03/23/2001	04/10/2001	—	MH, PL

Click a row for this entity's own projects, plans and documents at that building.

Building	Filings	Most Recent
213 WEST 252 STREET ↗	1	07/08/2026

245 WEST 99 STREET ↗	1	07/08/2026

310 WEST END AVENUE ↗	1	07/08/2026

310 WEST 72 STREET ↗	1	04/09/2026

▾Documents — 182 on file (BIS + DOB NOW)

▸Plans & Drawings6

▸DOB NOWPlans/Sketch4

08/29/2026M00919152-I1 · 310 WEST END AVENUERequest digital key ↗

08/21/2026M01302597-S1 · 310 WEST 72 STREETRequest digital key ↗

08/21/2026M01302597-P1 · 310 WEST 72 STREETRequest digital key ↗

Showing 3 of 4 on file for this type

▸DOB NOWPlans/Sketch - Curb Cut1

08/15/2026X00410639-I1 · 213 WEST 252 STREETRequest digital key ↗

▸DOB NOWPlans/Sketch - General Construction1

08/15/2026M00447665-I1 · 245 WEST 99 STREETRequest digital key ↗

▸Applications & Permits36

▸BISWORK PERMIT APPLICATION16

09/26/2014122124619 · 21 SOUTH END AVENUEOpen ↗

03/19/2012120951201 · 140 RIVERSIDE DRIVEOpen ↗

03/16/2012120951201 · 140 RIVERSIDE DRIVEOpen ↗

Showing 3 of 16 on file for this type

▸BISPLAN / WORK APPROVAL APPLICATION14

01/30/2020220361347 · 211 WEST 252 STREETOpen ↗

09/22/2014122124619 · 21 SOUTH END AVENUEOpen ↗

02/10/2012120951201 · 140 RIVERSIDE DRIVEOpen ↗

Showing 3 of 14 on file for this type

▸DOB NOWLPC Approval/Permit4

08/13/2026M00919152-I1 · 310 WEST END AVENUEOpen ↗

08/13/2026M01302597-I1 · 310 WEST 72 STREETOpen ↗

08/13/2026M01302597-P1 · 310 WEST 72 STREETOpen ↗

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▸BISCERTIFICATE OF OCCUPANCY: APPLICATION1

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▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION1

02/21/2024220361347 · 211 WEST 252 STREETOpen ↗

▸Zoning, Tax Lot & Property Records4

▸BISZONING EXHIBIT I: CERTIFICATION1

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▸BISZONING DIAGRAM1

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▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT1

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▸BISADDRESS - NEW HOUSE NUMBER APPROVED1

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▸Seals & Professional Certifications39

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION22

09/22/2014122124619 · 21 SOUTH END AVENUEOpen ↗

02/10/2012120951201 · 140 RIVERSIDE DRIVEOpen ↗

Showing 3 of 22 on file for this type

▸DOB NOWProgress Inspector Seal & Signature6

08/29/2026M00447665-I1 · 245 WEST 99 STREETOpen ↗

Showing 3 of 6 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature6

08/25/2026X00410639-I1 · 213 WEST 252 STREETOpen ↗

08/21/2026M01302597-P1 · 310 WEST 72 STREETOpen ↗

08/21/2026M01302597-S1 · 310 WEST 72 STREETOpen ↗

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▸DOB NOWSpecial Inspector Seal & Signature2

08/29/2026M00447665-I1 · 245 WEST 99 STREETOpen ↗

08/24/2026M01302597-I1 · 310 WEST 72 STREETOpen ↗

▸BISPC FULL REPORT1

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▸BISPROFESSIONAL CERTIFIED CHECKLIST1

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▸BISPROFESSIONAL CERTIFICATION STATEMENT FORM1

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▸Trade Schedules & Equipment19

▸BISSELF-CERT PLUMBING NOTICE7

09/18/2012120951201 · 140 RIVERSIDE DRIVEOpen ↗

04/26/2012120951201 · 140 RIVERSIDE DRIVEOpen ↗

09/27/2008110092024 · 180 EAST END AVENUEOpen ↗

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▸BISSCHEDULE B - PLUMBING5

02/10/2012120951201 · 140 RIVERSIDE DRIVEOpen ↗

08/29/2008110092024 · 180 EAST END AVENUEOpen ↗

08/28/2008110092024 · 180 EAST END AVENUEOpen ↗

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▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE5

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▸BISFA - FDNY APPROVAL : FD-FAA1

11/29/2019220361347 · 211 WEST 252 STREETOpen ↗

▸BISSEWER CONNECTION: DEP SD1 & SD21

On file, but not among the 200 most recently loaded documents for this source.

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▸Safety & Tenant Protection5

▸BISSTREET TREE CHECKLIST2

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▸BISEXCAVATION OR DEMOLITION: 5-DAY NOTICE1

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▸BISSTREET TREES: RECEIPT OF STREET TREES SITE PLAN1

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▸BISSTREET TREE SUPPORTING DOCUMENT1

11/14/2019220361347 · 211 WEST 252 STREETOpen ↗

▸Environmental & Asbestos8

▸DOB NOWDEP ACP-5: Asbestos Assessment Report4

08/21/2026M01302597-P1 · 310 WEST 72 STREETOpen ↗

08/21/2026M01302597-S1 · 310 WEST 72 STREETOpen ↗

08/14/2026M01302597-I1 · 310 WEST 72 STREETOpen ↗

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▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'3

03/19/2008110113671 · 2 WEST 67 STREETOpen ↗

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▸BISASBESTOS-CERTIFICATION (DEP ACP5)1

09/30/2014122124619 · 21 SOUTH END AVENUEOpen ↗

▸Energy Compliance9

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS6

09/22/2014122124619 · 21 SOUTH END AVENUEOpen ↗

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▸BISTECHNICAL REPORT: ENERGY1

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▸BISAS-BUILT ENERGY ANALYSIS1

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▸DOB NOWEN2: As Built Energy Analysis.1

08/13/2026M00447665-I1 · 245 WEST 99 STREETOpen ↗

▸Inspections & Test Reports5

▸BISTECHNICAL REPORT: CONCRETE/TEST CYLINDER2

02/26/2019220361347 · 211 WEST 252 STREETOpen ↗

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▸BISTECHNICAL REPORT: SOIL INSPECTION2

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▸BISTECHNICAL REPORT: CONCRETE DESIGN MIX1

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▸Approvals, Objections & Sign-offs18

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST6

02/04/2020220361347 · 211 WEST 252 STREETOpen ↗

01/30/2020220361347 · 211 WEST 252 STREETOpen ↗

11/29/2019220361347 · 211 WEST 252 STREETOpen ↗

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▸BISSCHEDULE A - OCCUPANCY / USE4

01/30/2020220361347 · 211 WEST 252 STREETOpen ↗

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▸BISLETTERS - SUPPORTING DOCUMENTATION3

02/04/2020220361347 · 211 WEST 252 STREETOpen ↗

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▸BISADMINISTRATIVE OBJECTIONS3

01/18/2012120951201 · 140 RIVERSIDE DRIVEOpen ↗

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▸BISLANDMARKS APPROVAL2

02/14/2012120951201 · 140 RIVERSIDE DRIVEOpen ↗

03/19/2008110113671 · 2 WEST 67 STREETOpen ↗

▸Cost, Insurance & Ownership14

▸BISCOST AFFIDAVIT10

09/22/2014122124619 · 21 SOUTH END AVENUEOpen ↗

03/15/2012120951201 · 140 RIVERSIDE DRIVEOpen ↗

02/10/2012120951201 · 140 RIVERSIDE DRIVEOpen ↗

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▸BISPROJECT-SPECIFIC GL INSURANCE3

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▸BISHIC LICENSE OR AFFIDAVIT1

03/19/2012120951201 · 140 RIVERSIDE DRIVEOpen ↗

▸Filing & Intake Forms17

▸BISBOROUGH INTAKE FORM6

02/21/2024220361347 · 211 WEST 252 STREETOpen ↗

02/04/2020220361347 · 211 WEST 252 STREETOpen ↗

01/30/2020220361347 · 211 WEST 252 STREETOpen ↗

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▸BISEFILING COVER SHEET6

09/22/2014122124619 · 21 SOUTH END AVENUEOpen ↗

02/10/2012120951201 · 140 RIVERSIDE DRIVEOpen ↗

01/18/2012120951201 · 140 RIVERSIDE DRIVEOpen ↗

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▸BISADDITIONAL INFORMATION5

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▸Other Documents2

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION1

12/24/2008110092024 · 180 EAST END AVENUEOpen ↗

▸BISPLOT DIAGRAM1

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