Chilmark Construction Cor — NYC General Contractor: DOB Permits, Filings & Buildings

Contractor

CHILMARK CONSTRUCTION COR

General Contractor

MANHATTAN · 14BROOKLYN · 6

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15 buildings

Total Filings

Projects on File

Buildings Worked

Projects w/ Open Permits

General Contractor

Primary Trade

Activity

Projects by first filing month20 projects all-time

bars = month · line = 3-mo average

Portfolio status

Browse projects →

Signed off15%

Other status1995%

By project type

Alteration1

Most active buildings

All buildings →

300 EAST 23 STREETMANHATTAN · latest 07/07/2014

2 projects

766 2 AVENUEMANHATTAN · latest 03/14/2024

2 projects

439 WEST 54 STREETMANHATTAN · latest 11/24/2025

2 projects

467 PACIFIC STREETBROOKLYN · latest 05/24/2016

2 projects

271A 22 STREETBROOKLYN · latest 07/19/2018

2 projects

277 BROADWAYMANHATTAN · latest 05/23/2016

1 projects

Key relationships

Everyone →

Design firms

KZ ENGINEERING, P.C

1 projects

Filing representatives

SYNERGY BUILDING CONSULTANTS

1 projects

Contractors

CORNERSTONE STRUCTURES LL

1 projects

Owners

YAUS SPECIAL CLINTON DISTRICT, LLC

1 projects

Most recent projects

All projects →

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
121189007BIS	439 WEST 54 STREET MANHATTAN	—	ISSUED	07/17/2019	11/24/2025	—	PL
140625214BIS	766 2 AVENUE MANHATTAN	—	ISSUED	03/15/2019	03/14/2024	—	MH
121187759BIS	766 2 AVENUE MANHATTAN	—	ISSUED	10/17/2018	03/01/2024	—	EQ, PL
M00611195 ↗	439 WEST 54 STREET MANHATTAN	Alteration	Signed-off	10/14/2021	03/09/2023	Design KZ ENGINEERING, P.C Owner YAUS SPECIAL CLINTON DISTRICT, LLC Filer SYNERGY BUILDING CONSULTANTS	Installation of temporary construction fence per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, eg…
321025127BIS	271A 22 STREET BROOKLYN	—	ISSUED	11/30/2015	07/19/2018	—	PL
123348163BIS	640 10 AVENUE MANHATTAN	—	ISSUED	07/27/2017	07/28/2017	—	OT

Counts cover all 20 projects (1 DOB NOW + 19 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
KZ ENGINEERING, P.C	1	10/14/2021

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

Name	Projects together	Most recent
CORNERSTONE STRUCTURES LL	1	10/14/2021

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

Name	Projects together	Most recent
YAUS SPECIAL CLINTON DISTRICT, LLC	1	10/14/2021

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

Name	Projects together	Most recent
SYNERGY BUILDING CONSULTANTS	1	10/14/2021

1 DOB NOW project + 19 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 20Signed off 1Other status 19

20 projects

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
121189007BIS	439 WEST 54 STREET MANHATTAN	—	ISSUED	07/17/2019	11/24/2025	—	PL
140625214BIS	766 2 AVENUE MANHATTAN	—	ISSUED	03/15/2019	03/14/2024	—	MH
121187759BIS	766 2 AVENUE MANHATTAN	—	ISSUED	10/17/2018	03/01/2024	—	EQ, PL
M00611195 ↗	439 WEST 54 STREET MANHATTAN	Alteration	Signed-off	10/14/2021	03/09/2023	Design KZ ENGINEERING, P.C Owner YAUS SPECIAL CLINTON DISTRICT, LLC Filer SYNERGY BUILDING CONSULTANTS	Installation of temporary construction fence per plan submitted. Work shall comply with 2014 building codes chapter 33. No change in use, eg…
321025127BIS	271A 22 STREET BROOKLYN	—	ISSUED	11/30/2015	07/19/2018	—	PL
123348163BIS	640 10 AVENUE MANHATTAN	—	ISSUED	07/27/2017	07/28/2017	—	OT
123348172BIS	642 10 AVENUE MANHATTAN	—	ISSUED	07/27/2017	07/28/2017	—	OT
122487585BIS	157 WEST 78 STREET MANHATTAN	—	ISSUED	03/08/2016	07/03/2017	—	OT, PL
122708604BIS	22 WEST 21 STREET MANHATTAN	—	ISSUED	03/03/2017	05/23/2017	—	MH, OT, PL
321371341BIS	271A 22 STREET BROOKLYN	—	ISSUED	04/19/2016	04/06/2017	—	EQ
321501772BIS	413 20 STREET BROOKLYN	—	ISSUED	01/24/2017	03/01/2017	—	OT, PL
321501763BIS	421 20 STREET BROOKLYN	—	ISSUED	01/24/2017	02/22/2017	—	OT, PL
321317464BIS	467 PACIFIC STREET BROOKLYN	—	ISSUED	02/25/2016	05/24/2016	—	OT, PL
122691818BIS	115 PAYSON AVENUE MANHATTAN	—	ISSUED	02/24/2016	05/23/2016	—	OT, PL
140334948BIS	277 BROADWAY MANHATTAN	—	ISSUED	04/30/2015	05/23/2016	—	OT, PL
321302130BIS	467 PACIFIC STREET BROOKLYN	—	ISSUED	02/01/2016	02/01/2016	—	OT
121899981BIS	300 EAST 23 STREET MANHATTAN	—	ISSUED	07/07/2014	07/07/2014	—	MH
120863235BIS	382 2 AVENUE MANHATTAN	—	ISSUED	08/14/2012	06/23/2014	—	BL, OT, PL
110052031BIS	300 EAST 23 STREET MANHATTAN	—	ISSUED	06/09/2008	04/11/2014	—	EQ, PL
120899126BIS	1246 MADISON AVENUE MANHATTAN	—	ISSUED	05/17/2012	05/18/2012	—	OT, PL

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

Building	Filings	Most Recent
439 WEST 54 STREET ↗	1	07/08/2026

▾Documents — 1,034 on file (BIS + DOB NOW)

▸Plans & Drawings1

▸DOB NOWPlans/Sketch1

09/03/2026M00611195-I1 · 439 WEST 54 STREETRequest digital key ↗

▸Applications & Permits252

▸BISPLAN / WORK APPROVAL APPLICATION127

09/25/2025121189007 · 439 WEST 54 STREETOpen ↗

09/23/2025121189007 · 439 WEST 54 STREETOpen ↗

09/19/2025121189007 · 439 WEST 54 STREETOpen ↗

Showing 3 of 127 on file for this type

▸BISWORK PERMIT APPLICATION119

09/19/2025121189007 · 439 WEST 54 STREETOpen ↗

06/18/2025121189007 · 439 WEST 54 STREETOpen ↗

03/14/2024140625214 · 766 2 AVENUEOpen ↗

Showing 3 of 119 on file for this type

▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION3

08/07/2017321501772 · 413 20 STREETOpen ↗

08/07/2017321501763 · 421 20 STREETOpen ↗

06/06/2017321501772 · 413 20 STREETOpen ↗

▸BISCERTIFICATE OF OCCUPANCY: APPLICATION3

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

Showing 0 of 3 on file for this type

▸Zoning, Tax Lot & Property Records17

▸BISZONING DIAGRAM6

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

Showing 0 of 6 on file for this type

▸BISZONING RESOLUTION DETERMINATION4

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

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▸BISZONING EXHIBIT III:DESC. & OWNRSHP.STMNT3

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

Showing 0 of 3 on file for this type

▸BISADDRESS: NEW HOUSE NUMBER APPROVED2

01/24/2019321025127 · 271A 22 STREETOpen ↗

Showing 1 of 2 on file for this type

▸BISTAX LOT: TENTATIVE LOT NUMBER ISSUED2

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

Showing 0 of 2 on file for this type

▸Seals & Professional Certifications113

▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION91

12/24/2025121187759 · 766 2 AVENUEOpen ↗

04/09/2018122487585 · 157 WEST 78 STREETOpen ↗

Showing 3 of 91 on file for this type

▸BISPROFESSIONAL CERTIFICATION STATEMENT12

08/01/2017123348163 · 640 10 AVENUEOpen ↗

08/01/2017123348172 · 642 10 AVENUEOpen ↗

Showing 3 of 12 on file for this type

▸BISPROFESSIONAL CERTIFIED CHECKLIST9

08/01/2017123348163 · 640 10 AVENUEOpen ↗

08/01/2017123348172 · 642 10 AVENUEOpen ↗

01/24/2017321501772 · 413 20 STREETOpen ↗

Showing 3 of 9 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature1

08/13/2026M00611195-I1 · 439 WEST 54 STREETOpen ↗

▸Trade Schedules & Equipment83

▸BISSCHEDULE B - PLUMBING25

09/25/2025121189007 · 439 WEST 54 STREETOpen ↗

09/23/2025121189007 · 439 WEST 54 STREETOpen ↗

11/18/2011120899126 · 1246 MADISON AVENUEOpen ↗

Showing 3 of 25 on file for this type

▸BISSELF-CERT PLUMBING NOTICE12

09/22/2015140334948 · 277 BROADWAYOpen ↗

07/31/2015140334948 · 277 BROADWAYOpen ↗

04/29/2014110052031 · 300 EAST 23 STREETOpen ↗

Showing 3 of 12 on file for this type

▸BISEQUIPMENT USE PERMITS11

12/29/2025121187759 · 766 2 AVENUEOpen ↗

12/24/2025121187759 · 766 2 AVENUEOpen ↗

Showing 3 of 11 on file for this type

▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE10

07/31/2017123348163 · 640 10 AVENUEOpen ↗

Showing 1 of 10 on file for this type

▸BISEQUIPMENT USE APPLICATION/PERMIT9

12/24/2025121187759 · 766 2 AVENUEOpen ↗

04/10/2018122487585 · 157 WEST 78 STREETOpen ↗

10/13/2015121899981 · 300 EAST 23 STREETOpen ↗

Showing 3 of 9 on file for this type

▸BISPLUMBING - SUPPORTING DOCUMENTATION6

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

Showing 0 of 6 on file for this type

▸BISWATER METER PERMIT : DEP-METER4

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

Showing 0 of 4 on file for this type

▸BISDETECTOR:SMOKE-CERT. OF INSTALLATION3

02/08/2019321025127 · 271A 22 STREETOpen ↗

01/24/2019321025127 · 271A 22 STREETOpen ↗

Showing 2 of 3 on file for this type

▸BISBOILERS - SUPPORTING DOCUMENTATION3

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

Showing 0 of 3 on file for this type

▸Safety & Tenant Protection23

▸BISSTREET TREE CHECKLIST7

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

Showing 0 of 7 on file for this type

▸BISTenant Protection Plan and Notes5

08/01/2017123348163 · 640 10 AVENUEOpen ↗

03/01/2016122691818 · 115 PAYSON AVENUEOpen ↗

02/26/2016321317464 · 467 PACIFIC STREETOpen ↗

Showing 3 of 5 on file for this type

▸BISANTI-HARASSMENT CHECKLIST: CLINTON4

08/01/2017123348163 · 640 10 AVENUEOpen ↗

Showing 1 of 4 on file for this type

▸BISSTREET TREES: RECEIPT OF STREET TREES SITE PLAN4

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

Showing 0 of 4 on file for this type

▸BISEXCAVATION OR DEMOLITION: 5-DAY NOTICE2

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

Showing 0 of 2 on file for this type

▸DOB NOWHPD-2: Clinton Special District Anti-Harassment Checklist1

08/13/2026M00611195-I1 · 439 WEST 54 STREETOpen ↗

▸Environmental & Asbestos15

▸BISASBESTOS: CERTIFICATION (DEP ACP5)9

08/02/2017123348172 · 642 10 AVENUEOpen ↗

08/02/2017123348163 · 640 10 AVENUEOpen ↗

03/01/2016122691818 · 115 PAYSON AVENUEOpen ↗

Showing 3 of 9 on file for this type

▸BISTHIS IS 'NOT AN ASBESTOS PROJECT'4

04/27/2012120863235 · 382 2 AVENUEOpen ↗

Showing 1 of 4 on file for this type

▸BISDEP ASBESTOS PROJECT COMPLETION FORM2

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

Showing 0 of 2 on file for this type

▸Energy Compliance57

▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS31

03/12/2018122487585 · 157 WEST 78 STREETOpen ↗

08/01/2017123348163 · 640 10 AVENUEOpen ↗

08/01/2017123348172 · 642 10 AVENUEOpen ↗

Showing 3 of 31 on file for this type

▸BISTECHNICAL REPORT: ENERGY CODE - RESPONSIBILITY12

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

Showing 0 of 12 on file for this type

▸BISAS-BUILT ENERGY ANALYSIS8

04/17/2018122487585 · 157 WEST 78 STREETOpen ↗

02/27/2017140334948 · 277 BROADWAYOpen ↗

01/23/2017122691818 · 115 PAYSON AVENUEOpen ↗

Showing 3 of 8 on file for this type

▸BISTECHNICAL REPORT: ENERGY2

05/18/2012120899126 · 1246 MADISON AVENUEOpen ↗

Showing 1 of 2 on file for this type

▸BISAS-BUILT ENERGY ANALYSIS (EN2)2

03/10/2025121187759 · 766 2 AVENUEOpen ↗

12/23/2024140625214 · 766 2 AVENUEOpen ↗

▸BISTR8: Energy Code Progress Inspections2

02/07/2014121899981 · 300 EAST 23 STREETOpen ↗

07/30/2012120863235 · 382 2 AVENUEOpen ↗

▸Inspections & Test Reports44

▸BISTECHNICAL REPORT: RESPONSIBILITY25

09/26/2025121189007 · 439 WEST 54 STREETOpen ↗

12/23/2024140625214 · 766 2 AVENUEOpen ↗

Showing 2 of 25 on file for this type

▸BISTECHNICAL REPORT: CONCRETE DESIGN MIX9

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

Showing 0 of 9 on file for this type

▸BISTECHNICAL REPORT: CONCRETE/TEST CYLINDER5

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

Showing 0 of 5 on file for this type

▸BISTECHNICAL REPORT: SOIL INSPECTION3

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

Showing 0 of 3 on file for this type

▸BISSUBGRADE INSP / SOILS-SITE PREP2

03/14/2025121187759 · 766 2 AVENUEOpen ↗

Showing 1 of 2 on file for this type

▸Approvals, Objections & Sign-offs120

▸BISSCHEDULE A - OCCUPANCY / USE36

09/19/2025121189007 · 439 WEST 54 STREETOpen ↗

09/17/2025121189007 · 439 WEST 54 STREETOpen ↗

Showing 2 of 36 on file for this type

▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST26

02/25/2025140625214 · 766 2 AVENUEOpen ↗

02/08/2019321025127 · 271A 22 STREETOpen ↗

01/24/2019321025127 · 271A 22 STREETOpen ↗

Showing 3 of 26 on file for this type

▸BISSUPERSEDING LETTER23

03/14/2024140625214 · 766 2 AVENUEOpen ↗

07/21/2017122487585 · 157 WEST 78 STREETOpen ↗

02/27/2017321371341 · 271A 22 STREETOpen ↗

Showing 3 of 23 on file for this type

▸BISLETTERS - SUPPORTING DOCUMENTATION22

12/24/2025121187759 · 766 2 AVENUEOpen ↗

06/21/2016122691818 · 115 PAYSON AVENUEOpen ↗

07/01/2013110052031 · 300 EAST 23 STREETOpen ↗

Showing 3 of 22 on file for this type

▸BISLANDMARKS APPROVAL8

02/27/2017140334948 · 277 BROADWAYOpen ↗

04/22/2015140334948 · 277 BROADWAYOpen ↗

12/17/2012120899126 · 1246 MADISON AVENUEOpen ↗

Showing 3 of 8 on file for this type

▸BISADMINISTRATIVE OBJECTIONS5

01/28/2016321302130 · 467 PACIFIC STREETOpen ↗

Showing 1 of 5 on file for this type

▸Cost, Insurance & Ownership61

▸BISCOST AFFIDAVIT34

02/08/2019321025127 · 271A 22 STREETOpen ↗

01/24/2019321025127 · 271A 22 STREETOpen ↗

04/17/2018122487585 · 157 WEST 78 STREETOpen ↗

Showing 3 of 34 on file for this type

▸BISPROJECT-SPECIFIC GL INSURANCE23

09/19/2025121189007 · 439 WEST 54 STREETOpen ↗

Showing 1 of 23 on file for this type

▸BISAcord 25 (Acord Certificate of Liability Insurance)4

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

Showing 0 of 4 on file for this type

▸Filing & Intake Forms137

▸BISADDITIONAL INFORMATION66

09/26/2025121189007 · 439 WEST 54 STREETOpen ↗

02/23/2024140625214 · 766 2 AVENUEOpen ↗

02/09/2024140625214 · 766 2 AVENUEOpen ↗

Showing 3 of 66 on file for this type

▸BISBOROUGH INTAKE FORM39

09/19/2025121189007 · 439 WEST 54 STREETOpen ↗

03/14/2024140625214 · 766 2 AVENUEOpen ↗

02/08/2019321025127 · 271A 22 STREETOpen ↗

Showing 3 of 39 on file for this type

▸BISEFILING COVER SHEET27

08/03/2017123348172 · 642 10 AVENUEOpen ↗

08/01/2017123348172 · 642 10 AVENUEOpen ↗

04/20/2016321371341 · 271A 22 STREETOpen ↗

Showing 3 of 27 on file for this type

▸BISeFiling Job Application Cover Sheet5

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

Showing 0 of 5 on file for this type

▸Other Documents38

▸BISEXTERNAL FORMS - SUPPORTING DOCUMENTATION22

04/29/2014110052031 · 300 EAST 23 STREETOpen ↗

02/07/2014110052031 · 300 EAST 23 STREETOpen ↗

Showing 3 of 22 on file for this type

▸BISPLOT DIAGRAM7

02/08/2019321025127 · 271A 22 STREETOpen ↗

Showing 1 of 7 on file for this type

▸BISCONSTRUCTION - SUPPORTING DOCUMENTATION7

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

Showing 0 of 7 on file for this type

▸BISUNDERPINNING (2014)2

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

Showing 0 of 2 on file for this type

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