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Contractor
ETHAN CNSTION & PIPING LL
General Contractor
8 projects with open permitsQUEENS · 10MANHATTAN · 5BROOKLYN · 2
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13 buildings
39
Total Filings
17
Projects on File
10
Buildings Worked
8
Projects w/ Open Permits
General Contractor
Primary Trade
Activity
Projects by first filing month17 projects all-time
0134Sep '12 · 1Aug '16 · 1Jan '21 · 1Nov '21 · 2Dec '21 · 3Jan '22 · 1Apr '22 · 1Nov '22 · 1Apr '23 · 1Dec '23 · 1Jun '24 · 1Jul '24 · 1Nov '24 · 1Jan '25 · 12013201420152016201720182019202020212022202320242025
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit847%
Signed off741%
Other status212%
By project type
Alteration11
Alteration CO3
ALT-CO - New Building with Existing Elements to Remain1
Most active buildings
All buildings →
1218 3 AVENUEMANHATTAN · latest 05/03/2022
2 projects
31-22 58 STREETQUEENS · 2 open · latest 04/18/2023
2 projects
93-33 216 STREETQUEENS · latest 04/14/2022
2 projects
117-16 193 STREETQUEENS · 2 open · latest 08/26/2026
2 projects
34 WEST 72 STREETMANHATTAN · latest 02/20/2023
1 projects
150 EAST 55 STREETMANHATTAN · latest 05/02/2022
1 projects
Key relationships
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Filing representatives
2 projects
1 projects
1 projects
1 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
Q01013003 ↗176-64 132 AVENUE
QUEENS
AlterationPermit Issued06/20/202409/03/2026
Design JAHMAL SABAHA PE CONSULTING ENGR
Owner ETHAN CONSTRUCTION & PIPING LLC
Filer KMS DRAFTING CORP.
PROPOSE CONSTRUCTION FENCE AS PER PLANS. NO CHANGE TO USE BULK OR EGRESS
Q01160525 ↗117-16 193 STREET
QUEENS
AlterationPermit Issued01/02/202508/26/2026
Design GREEN DESIGN CONSTRUCT, LLC
Construction fence as required to enclose work areas of site.
Q01136079 ↗117 ROAD
QUEENS
AlterationPermit Issued11/04/202405/14/2026
Design JAHMAL SABAHA PE CONSULTING ENGR
Propose temporary construction fence as per plans.
B00976056 ↗426 53 STREET
BROOKLYN
ALT-CO - New Building with Existing Elements to RemainPermit Issued12/18/202306/04/2025
Design BASIC GROUPS CORP
Owner STEEL TONE CONSTRUCTION
Filer BASIC GROUPS CORP
VERTICAL EXTENSION AND INTERIOR RENOVATION OF EXISTING 3 STORY RESIDENTIAL BUILDING WITH CELLAR. CONVERSION FROM 3 DWELLING UNITS TO 5 DWELL…
Q01019371 ↗117-16 193 STREET
QUEENS
Alteration COPermit Issued07/18/202401/08/2025
Design GREEN DESIGN CONSTRUCT, LLC
Owner ETHAN CONSTRUCTION & PIPING LLC
ALTERATIONS AS REQUIRED TO CONVERT EXISTING 1-FAMILY RESIDENCE INTO 2-FAMILY RESIDENCE AND ADDITION BASED ON NEW ZONING REGULATIONS
Q00836785 ↗190-07 117 ROAD
QUEENS
Alteration COPermit Issued04/30/202310/17/2024
Design GREEN DESIGN CONSTRUCT, LLC
Owner ETHAN CONSTRUCTION & PIPING LLC
Convert 1-family to 2-family and add small addition to rear of building.
Counts cover all 17 projects (15 DOB NOW + 2 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.
NameProjects togetherMost recent
GREEN DESIGN CONSTRUCT, LLC610/20/2025
ASKON ARCHITECTS, P.C.201/03/2022
JAHMAL SABAHA PE CONSULTING ENGR211/04/2024
NASIR J, KHANZADA LLC211/08/2022
ANDREW FREDMAN ARCHITECT LLC111/09/2022
BASIC GROUPS CORP110/28/2025
PATH ARCHITECTURE PC103/04/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CUSTOMBUILT HOMES INC112/19/2021
FLINT MECHANICAL CORP110/28/2025
NYC MAINMAN CORP110/28/2025
PRECISION HOME DEV INC106/20/2024
STEEL TONE CONSTRUCTION110/28/2025
T & T PLUMBING INC110/28/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ETHAN CONSTRUCTION & PIPING LLC310/20/2025
KESY LLC103/04/2022
SAFEGUARD REALTY MANAGEMENT101/25/2021
STEEL TONE CONSTRUCTION110/28/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
NASIR J. KHANZADA LLC211/08/2022
A1 EXPEDITING SERVICE CORP.111/09/2022
BASIC GROUPS CORP110/28/2025
Bealin Groups Corp110/28/2025
KMS DRAFTING CORP.106/20/2024
KX CONSULTING INC103/04/2022
15 DOB NOW projects + 2 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 17Open permit 8Signed off 7Other status 2
Any typeAlteration 11Alteration CO 3ALT-CO - New Building with Existing Elements to Remain 1
17 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
Q01013003 ↗176-64 132 AVENUE
QUEENS
AlterationPermit Issued06/20/202409/03/2026
Design JAHMAL SABAHA PE CONSULTING ENGR
Owner ETHAN CONSTRUCTION & PIPING LLC
Filer KMS DRAFTING CORP.
PROPOSE CONSTRUCTION FENCE AS PER PLANS. NO CHANGE TO USE BULK OR EGRESS
Q01160525 ↗117-16 193 STREET
QUEENS
AlterationPermit Issued01/02/202508/26/2026
Design GREEN DESIGN CONSTRUCT, LLC
Construction fence as required to enclose work areas of site.
Q01136079 ↗117 ROAD
QUEENS
AlterationPermit Issued11/04/202405/14/2026
Design JAHMAL SABAHA PE CONSULTING ENGR
Propose temporary construction fence as per plans.
B00976056 ↗426 53 STREET
BROOKLYN
ALT-CO - New Building with Existing Elements to RemainPermit Issued12/18/202306/04/2025
Design BASIC GROUPS CORP
Owner STEEL TONE CONSTRUCTION
Filer BASIC GROUPS CORP
VERTICAL EXTENSION AND INTERIOR RENOVATION OF EXISTING 3 STORY RESIDENTIAL BUILDING WITH CELLAR. CONVERSION FROM 3 DWELLING UNITS TO 5 DWELL…
Q01019371 ↗117-16 193 STREET
QUEENS
Alteration COPermit Issued07/18/202401/08/2025
Design GREEN DESIGN CONSTRUCT, LLC
Owner ETHAN CONSTRUCTION & PIPING LLC
ALTERATIONS AS REQUIRED TO CONVERT EXISTING 1-FAMILY RESIDENCE INTO 2-FAMILY RESIDENCE AND ADDITION BASED ON NEW ZONING REGULATIONS
Q00836785 ↗190-07 117 ROAD
QUEENS
Alteration COPermit Issued04/30/202310/17/2024
Design GREEN DESIGN CONSTRUCT, LLC
Owner ETHAN CONSTRUCTION & PIPING LLC
Convert 1-family to 2-family and add small addition to rear of building.
Q00650462 ↗31-22 58 STREET
QUEENS
AlterationPermit Issued12/19/202104/18/2023
Design ASKON ARCHITECTS, P.C.
FILING FOR CONSTRUCTION FENCE
M08027721 ↗34 WEST 72 STREET
MANHATTAN
AlterationSigned-off11/09/202202/20/2023
Design ANDREW FREDMAN ARCHITECT LLC
Filer A1 EXPEDITING SERVICE CORP.
FILING FOR INTERIOR RENOVATION OF APT 155 AS PER PLANS FILED HEREWITH. NO CHANGE IN EGRESS, USE OR OCCUPANCY.
M00713839 ↗1218 3 AVENUE
MANHATTAN
AlterationSigned-off04/26/202205/03/2022
Design GREEN DESIGN CONSTRUCT, LLC
Construction fence for installation of glazing and new entrance doors at tenant storefront along 3rd Avenue.
M00636107 ↗150 EAST 55 STREET
MANHATTAN
AlterationSigned-off12/12/202105/02/2022
Design PATH ARCHITECTURE PC
Owner KESY LLC
Filer KX CONSULTING INC
DEMOLITION OF THE NON-BEARING INTERIOR PARTITIONS, DEMOLITION OF SUSPENDED CEILINGS AND FLOORING, FINISHES AND GYP. BOARDS. REMOVAL OF EXIST…
Q00649683 ↗31-22 58 STREET
QUEENS
Alteration COPermit Issued01/03/202204/27/2022
Design ASKON ARCHITECTS, P.C.
FILING FOR HORIZONTAL AND VERTICAL ENLARGEMENT AND CONVERSION FROM ONE FAMILY TO TWO FAMILIES. NEW CERTIFICATE OF OCCUPANCY IS REUIRED
Q00619924 ↗93-33 216 STREET
QUEENS
AlterationSigned-off11/12/202104/14/2022
Design NASIR J, KHANZADA LLC
Filer NASIR J. KHANZADA LLC
APPLICATION FILED FOR PROPOSED REAR EXTENSION AND CONCRETE DECK TO EXISTING 1 FAMILY DWELLING.
M00611681 ↗1218 3 AVENUE
MANHATTAN
AlterationSigned-off12/22/202104/13/2022
Design GREEN DESIGN CONSTRUCT, LLC
New Tenant fit-up on ground floor and minor related work in Tenant cellar area.. There is no change of use, no change of occupancy, and no c…
Q00625914 ↗93-33 216 STREET
QUEENS
AlterationSigned-off11/12/202101/20/2022
Design NASIR J, KHANZADA LLC
Filer NASIR J. KHANZADA LLC
APPLICATION FILED FOR TEMPORARY CONSTRUCTION FENCE IN CONJUCTION WITH DOB NOW JOB# Q00619924-I1
M00451000 ↗2258 3 AVENUE
MANHATTAN
AlterationSigned-off01/25/202105/02/2021
Design GREEN DESIGN CONSTRUCT, LLC
Owner SAFEGUARD REALTY MANAGEMENT
ALTERATIONS FOR FOOD SERVICE TENANT WITH LESS THAN 75 PERSONS. THERE IS NO CHANGE OF OCCUPANCY, NO CHANGE OF USE, AND NO CHANGE IN EGRESS.
320530662BIS158 LEFFERTS AVENUE
BROOKLYN
—ISSUED09/28/201201/16/2019—OT, PL
421264170BIS83-11 ST JAMES AVENUE
QUEENS
—ISSUED08/22/201609/10/2018—PL
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
176-64 132 AVENUE ↗309/07/2026
117-16 193 STREET ↗308/27/2026
117 ROAD ↗107/08/2026
190-07 117 ROAD ↗907/08/2026
1218 3 AVENUE ↗407/08/2026
2258 3 AVENUE ↗307/08/2026
150 EAST 55 STREET ↗307/08/2026
34 WEST 72 STREET ↗107/08/2026
93-33 216 STREET ↗707/08/2026
31-22 58 STREET ↗507/08/2026
▾Documents — 304 on file (BIS + DOB NOW)
▸Plans & Drawings29
▸DOB NOWPlans/Sketch27
09/02/2026M00636107-P1 · 150 EAST 55 STREETRequest digital key ↗
09/02/2026M00636107-I1 · 150 EAST 55 STREETRequest digital key ↗
09/02/2026M00713839-I1 · 1218 3 AVENUERequest digital key ↗
Showing 3 of 27 on file for this type
▸DOB NOWPlans/Sketch - General Construction1
09/04/2026M00451000-I1 · 2258 3 AVENUERequest digital key ↗
▸DOB NOWPlans/Sketch - Mechanical Systems1
09/04/2026M00451000-I1 · 2258 3 AVENUERequest digital key ↗
▸Applications & Permits28
▸BISPLAN / WORK APPROVAL APPLICATION16
04/22/2019421264170 · 83-11 ST JAMES AVENUEOpen ↗
02/26/2019421264170 · 83-11 ST JAMES AVENUEOpen ↗
01/09/2019421264170 · 83-11 ST JAMES AVENUEOpen ↗
Showing 3 of 16 on file for this type
▸BISWORK PERMIT APPLICATION9
01/17/2019320530662 · 158 LEFFERTS AVENUEOpen ↗
01/16/2019320530662 · 158 LEFFERTS AVENUEOpen ↗
11/10/2018421264170 · 83-11 ST JAMES AVENUEOpen ↗
Showing 3 of 9 on file for this type
▸BISCERTIFICATE OF OCCUPANCY: APPLICATION1
11/10/2018421264170 · 83-11 ST JAMES AVENUEOpen ↗
▸BISPLAN - WORK & PERMITS - SUPPPORTING DOCUMENTATION1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸DOB NOWLPC Approval/Permit1
08/13/2026M08027721-I1 · 34 WEST 72 STREETOpen ↗
▸Zoning, Tax Lot & Property Records19
▸DOB NOWZD1: DOB Zoning Diagram11
08/27/2026Q00619924-P1 · 93-33 216 STREETOpen ↗
08/15/2026Q00619924-I1 · 93-33 216 STREETOpen ↗
08/13/2026Q00649683-I1 · 31-22 58 STREETOpen ↗
Showing 3 of 11 on file for this type
▸DOB NOWHouse Number Verification: TOPO Stamp5
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 5 on file for this type
▸DOB NOWZoning Exhibit form (1-5)3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸Seals & Professional Certifications96
▸DOB NOWProgress Inspector Seal & Signature39
09/23/2026Q00836785-P1 · 190-07 117 ROADOpen ↗
09/23/2026Q00836785-P1 · 190-07 117 ROADOpen ↗
09/01/2026Q00619924-I1 · 93-33 216 STREETOpen ↗
Showing 3 of 39 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature27
09/04/2026M00451000-I1 · 2258 3 AVENUEOpen ↗
09/02/2026M00636107-I1 · 150 EAST 55 STREETOpen ↗
09/02/2026M00636107-P1 · 150 EAST 55 STREETOpen ↗
Showing 3 of 27 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature22
09/23/2026Q00836785-P1 · 190-07 117 ROADOpen ↗
09/01/2026Q01059383-P3 · 176-64 132 AVENUEOpen ↗
09/01/2026Q00619924-I1 · 93-33 216 STREETOpen ↗
Showing 3 of 22 on file for this type
▸BISTECHNICAL REPORT: RESPONSIBILITY/CERTIFICATION8
03/29/2019320530662 · 158 LEFFERTS AVENUEOpen ↗
03/26/2019320530662 · 158 LEFFERTS AVENUEOpen ↗
02/15/2019421264170 · 83-11 ST JAMES AVENUEOpen ↗
Showing 3 of 8 on file for this type
▸Trade Schedules & Equipment6
▸BISSCHEDULE B - PLUMBING/SPRINKLER/STANDPIPE5
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 5 on file for this type
▸BISSCHEDULE B - PLUMBING1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Safety & Tenant Protection9
▸DOB NOWStreet Tree Checklist7
08/13/2026Q00649683-I1 · 31-22 58 STREETOpen ↗
Showing 1 of 7 on file for this type
▸BISSTREET TREE CHECKLIST1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISTenant Protection Plan and Notes1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Environmental & Asbestos23
▸DOB NOWDEP ACP-5: Asbestos Assessment Report20
09/04/2026M00451000-I1 · 2258 3 AVENUEOpen ↗
09/02/2026M00636107-P1 · 150 EAST 55 STREETOpen ↗
09/02/2026M00636107-I1 · 150 EAST 55 STREETOpen ↗
Showing 3 of 20 on file for this type
▸BISASBESTOS: CERTIFICATION (DEP ACP5)2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form1
08/13/2026M08027721-I1 · 34 WEST 72 STREETOpen ↗
▸Energy Compliance13
▸BISTECHNICAL REPORT: ENERGY CODE PROGRESS INSPS8
03/29/2019320530662 · 158 LEFFERTS AVENUEOpen ↗
03/04/2019320530662 · 158 LEFFERTS AVENUEOpen ↗
02/15/2019421264170 · 83-11 ST JAMES AVENUEOpen ↗
Showing 3 of 8 on file for this type
▸DOB NOWEN2: As Built Energy Analysis.3
09/04/2026M00451000-I1 · 2258 3 AVENUEOpen ↗
08/13/2026M00611681-I1 · 1218 3 AVENUEOpen ↗
Showing 2 of 3 on file for this type
▸BISAS-BUILT ENERGY ANALYSIS2
03/04/2019320530662 · 158 LEFFERTS AVENUEOpen ↗
02/15/2019421264170 · 83-11 ST JAMES AVENUEOpen ↗
▸Approvals, Objections & Sign-offs19
▸BISSCHEDULE A - OCCUPANCY / USE6
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 6 on file for this type
▸BISLETTERS - SUPPORTING DOCUMENTATION5
05/07/2019421264170 · 83-11 ST JAMES AVENUEOpen ↗
05/06/2019421264170 · 83-11 ST JAMES AVENUEOpen ↗
04/22/2019421264170 · 83-11 ST JAMES AVENUEOpen ↗
Showing 3 of 5 on file for this type
▸BISCERTIFICATE OF OCCUPANCY/LOC: REQUEST4
05/08/2019421264170 · 83-11 ST JAMES AVENUEOpen ↗
03/29/2019320530662 · 158 LEFFERTS AVENUEOpen ↗
03/26/2019320530662 · 158 LEFFERTS AVENUEOpen ↗
Showing 3 of 4 on file for this type
▸BISADMINISTRATIVE OBJECTIONS2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸BISLANDMARKS APPROVAL1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸BISSUPERSEDING LETTER1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type
▸Cost, Insurance & Ownership5
▸BISCOST AFFIDAVIT5
03/04/2019320530662 · 158 LEFFERTS AVENUEOpen ↗
02/15/2019421264170 · 83-11 ST JAMES AVENUEOpen ↗
Showing 2 of 5 on file for this type
▸Filing & Intake Forms10
▸BISBOROUGH INTAKE FORM6
03/29/2019320530662 · 158 LEFFERTS AVENUEOpen ↗
03/26/2019320530662 · 158 LEFFERTS AVENUEOpen ↗
03/04/2019320530662 · 158 LEFFERTS AVENUEOpen ↗
Showing 3 of 6 on file for this type
▸BISADDITIONAL INFORMATION2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸BISEFILING COVER SHEET2
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 2 on file for this type
▸Other Documents47
▸DOB NOWLocal Law 92/94 of 2019 Sustainable Roof Zone12
08/27/2026Q00619924-P1 · 93-33 216 STREETOpen ↗
08/13/2026Q00649683-I1 · 31-22 58 STREETOpen ↗
Showing 2 of 12 on file for this type
▸DOB NOWSite Survey: Initial10
08/15/2026Q00619924-I1 · 93-33 216 STREETOpen ↗
Showing 1 of 10 on file for this type
▸DOB NOWProperty Ownership Certification9
08/26/2026Q00649683-I1 · 31-22 58 STREETOpen ↗
Showing 1 of 9 on file for this type
▸DOB NOWPlot Diagram9
08/13/2026Q00649683-I1 · 31-22 58 STREETOpen ↗
Showing 1 of 9 on file for this type
▸DOB NOWAdjoining Owners Notification3
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 3 on file for this type
▸BISPLOT DIAGRAM2
04/22/2019421264170 · 83-11 ST JAMES AVENUEOpen ↗
Showing 1 of 2 on file for this type
▸BISCONSTRUCTION - SUPPORTING DOCUMENTATION1
11/10/2018421264170 · 83-11 ST JAMES AVENUEOpen ↗
▸DOB NOWFinal Survey1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type