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Design Firm
NY ACORN ENGINEERING PLLC
Design
BROOKLYN · 5QUEENS · 2BRONX · 1
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7 buildings
12
Total Filings
8
Projects on File
7
Buildings Worked
0
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month8 projects all-time
0123Mar '19 · 1Feb '20 · 2Jun '21 · 1Jun '22 · 1Feb '23 · 2Apr '23 · 12020202120222023
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Signed off788%
Filed only112%
By project type
Alteration8
Most active buildings
All buildings →
1433 71 STREETBROOKLYN · latest 02/24/2023
2 projects
2434 WALTON AVENUEBRONX · latest 06/04/2021
1 projects
1024 56 STREETBROOKLYN · latest 04/27/2023
1 projects
AVENUE SBROOKLYN · latest 06/03/2021
1 projects
AVENUE SBROOKLYN · latest 06/03/2021
1 projects
105-25 65TH ROADQUEENS · latest 10/30/2020
1 projects
Key relationships
Everyone →
Filing representatives
1 projects
People
All people →
YING JIANGlatest 02/14/2023
9 filings
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00859650 ↗1024 56 STREET
BROOKLYN
AlterationSigned-off04/18/202304/27/2023
Owner HJ DESIGN STUDIO CORP.
Contractor AMERICAN STANDARD P&H CORORP.
REMOVE AND CAP EXISTING OIL TANK AND OIL BOILER; INSTALL NEW BOILER, HOT WATER HEATER AND NEW GAS METER IN THE EXISTING 3 STORY BUILDING. DE…
B00828671 ↗1433 71 STREET
BROOKLYN
AlterationSigned-off02/21/202302/24/2023
Owner HJ DESIGN STUDIO CORP.
Contractor DPH PLUMBING & HTG CORP
INSTALL NEW BOILER AND H.W.H IN EXISTING 2 STORY BUILDING. RELOCATED KITCHEN FIXTURES, PLUMBING WORK AS PER PLAN. NO CHANGE IN EGRESS, USE O…
B00824059 ↗1433 71 STREET
BROOKLYN
AlterationSigned-off02/14/202302/15/2023
Owner HJ DESIGN STUDIO CORP.
Contractor ADVANCE TEAM CONSULTANT *
PROPOSED INTERIOR RENOVATION OF EXISTING 2 STORY BUILDING. RELOCATED KITCHEN FIXTURES; REMOVE EXISTING PARTITIONS; INSTALL NEW PARTITION, FL…
Q00766002 ↗132-53 POPLE AVENUE
QUEENS
AlterationFiled — no permit on record06/29/2022———
X00533994 ↗2434 WALTON AVENUE
BRONX
AlterationSigned-off06/03/202106/04/2021
Owner SD DESIGN STUDIO LLC
Contractor CLASSIC CONSULTING GROUP
INSTALLATION OF PIPE SCAFFOLD AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B00311543 ↗AVENUE S
BROOKLYN
AlterationSigned-off02/07/202006/03/2021
Owner H&Z BUILDING NY CORP.
Contractor FLOW-RIGHT PLBG & HTG COR
Filer H&Z BUILDING NY CORP.
SUBSEQUENT FILING FOR PLUMBING WORK IN CONJUNCTION NB APPLICATION #322001383 .
Counts cover all 8 projects (8 DOB NOW). Dated by first filing; BIS projects by first permit issuance.
Every person filing for this firm, identified by their DOB NOW contact id (one id is one person). A person is listed under the firm they file for most.
PersonFilingsMost recent
YING JIANG902/14/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
BASIC GROUPS CORP210/21/2021
LU ENGINEERING SERVICE PC210/21/2021
M.INT'L ENGINEERING PLLC210/21/2021
JIMENEZ BUILDING CONSULTING LLC104/27/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
FLOW-RIGHT PLBG & HTG COR210/21/2021
ADVANCE TEAM CONSULTANT *108/07/2023
AMERICAN STANDARD P&H COR104/18/2023
CLASSIC CONSULTING GROUP104/27/2022
DPH PLUMBING & HTG CORP108/02/2023
H&Z BUILDING CONSULTING I103/27/2019
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
HJ DESIGN STUDIO CORP.308/07/2023
H&Z BUILDING NY CORP.210/21/2021
FR DEVELOPMENT LLC103/27/2019
SD DESIGN STUDIO LLC104/27/2022
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
LI ARCHITECT ASSOCIATE, PLLC103/27/2019
8 DOB NOW 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 8Signed off 7Filed only 1
8 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00859650 ↗1024 56 STREET
BROOKLYN
AlterationSigned-off04/18/202304/27/2023
Owner HJ DESIGN STUDIO CORP.
Contractor AMERICAN STANDARD P&H CORORP.
REMOVE AND CAP EXISTING OIL TANK AND OIL BOILER; INSTALL NEW BOILER, HOT WATER HEATER AND NEW GAS METER IN THE EXISTING 3 STORY BUILDING. DE…
B00828671 ↗1433 71 STREET
BROOKLYN
AlterationSigned-off02/21/202302/24/2023
Owner HJ DESIGN STUDIO CORP.
Contractor DPH PLUMBING & HTG CORP
INSTALL NEW BOILER AND H.W.H IN EXISTING 2 STORY BUILDING. RELOCATED KITCHEN FIXTURES, PLUMBING WORK AS PER PLAN. NO CHANGE IN EGRESS, USE O…
B00824059 ↗1433 71 STREET
BROOKLYN
AlterationSigned-off02/14/202302/15/2023
Owner HJ DESIGN STUDIO CORP.
Contractor ADVANCE TEAM CONSULTANT *
PROPOSED INTERIOR RENOVATION OF EXISTING 2 STORY BUILDING. RELOCATED KITCHEN FIXTURES; REMOVE EXISTING PARTITIONS; INSTALL NEW PARTITION, FL…
Q00766002 ↗132-53 POPLE AVENUE
QUEENS
AlterationFiled — no permit on record06/29/2022———
X00533994 ↗2434 WALTON AVENUE
BRONX
AlterationSigned-off06/03/202106/04/2021
Owner SD DESIGN STUDIO LLC
Contractor CLASSIC CONSULTING GROUP
INSTALLATION OF PIPE SCAFFOLD AS PER PLANS. NO CHANGE IN USE, EGRESS OR OCCUPANCY.
B00311543 ↗AVENUE S
BROOKLYN
AlterationSigned-off02/07/202006/03/2021
Owner H&Z BUILDING NY CORP.
Contractor FLOW-RIGHT PLBG & HTG COR
Filer H&Z BUILDING NY CORP.
SUBSEQUENT FILING FOR PLUMBING WORK IN CONJUNCTION NB APPLICATION #322001383 .
B00311546 ↗AVENUE S
BROOKLYN
AlterationSigned-off02/07/202006/03/2021
Owner H&Z BUILDING NY CORP.
Contractor FLOW-RIGHT PLBG & HTG COR
Filer H&Z BUILDING NY CORP.
SUBSEQUENT FILING FOR PLUMBING WORK IN CONJUNCTION NB APPLICATION #322001356.
Q00145520 ↗105-25 65TH ROAD
QUEENS
AlterationSigned-off03/27/201910/30/2020
Owner FR DEVELOPMENT LLC
Contractor H&Z BUILDING CONSULTING I
Filer LI ARCHITECT ASSOCIATE, PLLC
TO ERECT TEMPORARY FENCE FOR CONSTRUCTION.NO CHANGE TO USE OCCUPANCY AND EGRESS.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
1433 71 STREET ↗402/14/2023
AVENUE S ↗110/19/2021
AVENUE S ↗110/16/2021
2434 WALTON AVENUE ↗310/01/2021
105-25 65TH ROAD ↗103/22/2019
1024 56 STREET ↗1—
132-53 POPLE AVENUE ↗1—
▾Documents — 130 on file (BIS + DOB NOW)
▸Plans & Drawings27
▸DOB NOWPlans/Sketch - Plumbing15
09/02/2026B00311546-P2 · AVENUE SRequest digital key ↗
09/02/2026B00311546-P4 · AVENUE SRequest digital key ↗
09/02/2026B00311546-I1 · AVENUE SRequest digital key ↗
Showing 3 of 15 on file for this type
▸DOB NOWPlans/Sketch11
08/27/2026B00824059-P1 · 1433 71 STREETRequest digital key ↗
08/27/2026B00824059-I1 · 1433 71 STREETRequest digital key ↗
08/27/2026B00828671-P2 · 1433 71 STREETRequest digital key ↗
Showing 3 of 11 on file for this type
▸DOB NOWPlans/Sketch - Construction Fence1
08/28/2026Q00145520-I1 · 105-25 65TH ROADRequest digital key ↗
▸Zoning, Tax Lot & Property Records2
▸DOB NOWRestrictive Declaration/Easement 12
08/13/2026B00828671-I1 · 1433 71 STREETOpen ↗
08/13/2026B00828671-P2 · 1433 71 STREETOpen ↗
▸Seals & Professional Certifications95
▸DOB NOWProgress Inspector Seal & Signature44
09/01/2026B00311543-P5 · AVENUE SOpen ↗
09/01/2026B00311543-P5 · AVENUE SOpen ↗
09/01/2026B00311543-P5 · AVENUE SOpen ↗
Showing 3 of 44 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature26
09/01/2026B00311543-P5 · AVENUE SOpen ↗
09/01/2026B00311543-P5 · AVENUE SOpen ↗
08/31/2026B00828671-P2 · 1433 71 STREETOpen ↗
Showing 3 of 26 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature25
08/28/2026Q00145520-I1 · 105-25 65TH ROADOpen ↗
08/27/2026B00824059-P1 · 1433 71 STREETOpen ↗
08/27/2026B00824059-I1 · 1433 71 STREETOpen ↗
Showing 3 of 25 on file for this type
▸Environmental & Asbestos5
▸DOB NOWDEP ACP-5: Asbestos Assessment Report5
08/27/2026B00824059-P1 · 1433 71 STREETOpen ↗
08/27/2026B00824059-I1 · 1433 71 STREETOpen ↗
08/27/2026B00828671-I1 · 1433 71 STREETOpen ↗
Showing 3 of 5 on file for this type
▸Energy Compliance1
▸DOB NOWEN2: As Built Energy Analysis.1
On file, but not among the 200 most recently loaded documents for this source.
Showing 0 of 1 on file for this type