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Design Firm
OI ARCHITECTURE + DESIGN PLLC
Design
6 projects with open permitsMANHATTAN · 27QUEENS · 1
20 buildings
47
Total Filings
28
Projects on File
20
Buildings Worked
6
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month28 projects all-time
0134Feb '19 · 1Mar '19 · 1Jun '19 · 1Jul '19 · 1Aug '19 · 1Oct '19 · 1Jan '20 · 3Feb '20 · 2May '20 · 1Jul '20 · 1Nov '20 · 1Feb '21 · 2Feb '22 · 1Jul '22 · 1Jan '23 · 3Nov '24 · 1Jan '25 · 1Jun '25 · 1Sep '25 · 1Feb '26 · 1Apr '26 · 1Jul '26 · 12020202120222023202420252026
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit621%
Signed off1450%
Filed only829%
By project type
Alteration20
No Work8
Most active buildings
All buildings →
320 WEST 31 STREETMANHATTAN · latest 02/05/2020
4 projects
510 WEST 42 STREETMANHATTAN · latest 02/25/2020
3 projects
23 5 AVENUEMANHATTAN · 2 open · latest 08/27/2026
2 projects
1049 5 AVENUEMANHATTAN · 1 open · latest 10/17/2024
2 projects
1239 MADISON AVENUEMANHATTAN · 1 open · latest 11/26/2021
2 projects
124 HUDSON STREETMANHATTAN · latest 10/07/2025
1 projects
Key relationships
Everyone →
Steven Leelatest 07/15/2026
17 filings
Filed under
OI ARCHITECTURE + DESIGN PLLC47
Identified by the contact ids of the people who file for the firm and by its email domain (oiarchitecture.net), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01431711 ↗23 5 AVENUE
MANHATTAN
AlterationPermit Issued07/20/202608/27/2026Interior work related to the installation of an electric non-venting washer and dryer on the 5th floor in Apt 5G. The work includes General…
Q01364203 ↗150 BURNS STREET
QUEENS
AlterationPermit Issued02/28/202608/05/2026Interior renovation and combination of dwelling units 1G & 1H on 1st floor. Work includes but not limited to removal & installation of non-…
M01364908 ↗23 5 AVENUE
MANHATTAN
AlterationPermit Issued04/06/202606/05/2026Interior renovation to existing dwelling unit on the 4th floor Apt 4G & 4H. Work includes but not limited to removal & installation of non-…
M01274740 ↗124 HUDSON STREET
MANHATTAN
AlterationSigned-off09/03/202510/07/2025Interior renovation to existing retail space on first floor. Work includes but not limited to installation of non-load bearing partitions, …
M01231703 ↗33 EAST END AVENUE
MANHATTAN
AlterationSigned-off06/25/202508/14/2025Plumbing work related to interior renovation to existing dwelling unit on 12th floor, Unit 12A. No change in use, egress, or occupancy.
M01119289 ↗1150 5 AVENUE
MANHATTAN
AlterationSigned-off11/25/202406/27/2025Plumbing work associated with the renovation of the apartment. No change to use, egress, or occupancy under this application.
Counts cover all 28 projects (28 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
Steven Lee1707/15/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CES ENGINEERING LLC102/22/2023
CHARLES G. MICHEL ENGINEERING, PC.110/15/2025
WW ENGINEERING PLLC104/07/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
GENESIS PLBG AND HTG CORP512/12/2022
SAGEWOOD CONSTRUCTION & D410/15/2025
ASPIRO RENOVATIONS LLC302/28/2026
KEW FOREST PLBG & HTG INC207/11/2025
M&G PLUMBING AND HEATING210/15/2025
AIRCON HTNG & COOLING COR110/15/2025
ALADDIN PLUMBING CORP101/15/2020
DARTOM CABINETRY CORP101/04/2023
DP FLYNN PLBG & HTG INC107/20/2026
GREEN CONVERSIONS INC107/12/2022
HTC CONSTRUCTION MANAGEME104/07/2026
HYDROKINETIC PLBG & HTG I101/04/2023
K.S.K. MECHANICAL CORP102/11/2022
LINKED MECHANICAL LLC102/22/2023
M&M CONSTRUCTION SPEC107/20/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
THE LOVETT GROUP207/20/2026
Beekman Tenants Corp107/14/2020
FirstService Residential101/04/2023
GUMLEY HAFT110/15/2025
HOFFMAN MANAGEMENT105/20/2020
SANDBERG MANAGEMENT101/15/2020
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ADAM MAISER102/22/2023
BIG ORANGE EXPEDITING, INC102/11/2022
28 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 28Open permit 6Signed off 14Filed only 8
Any typeAlteration 20No Work 8
28 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01431711 ↗23 5 AVENUE
MANHATTAN
AlterationPermit Issued07/20/202608/27/2026Interior work related to the installation of an electric non-venting washer and dryer on the 5th floor in Apt 5G. The work includes General…
Q01364203 ↗150 BURNS STREET
QUEENS
AlterationPermit Issued02/28/202608/05/2026Interior renovation and combination of dwelling units 1G & 1H on 1st floor. Work includes but not limited to removal & installation of non-…
M01364908 ↗23 5 AVENUE
MANHATTAN
AlterationPermit Issued04/06/202606/05/2026Interior renovation to existing dwelling unit on the 4th floor Apt 4G & 4H. Work includes but not limited to removal & installation of non-…
M01274740 ↗124 HUDSON STREET
MANHATTAN
AlterationSigned-off09/03/202510/07/2025Interior renovation to existing retail space on first floor. Work includes but not limited to installation of non-load bearing partitions, …
M01231703 ↗33 EAST END AVENUE
MANHATTAN
AlterationSigned-off06/25/202508/14/2025Plumbing work related to interior renovation to existing dwelling unit on 12th floor, Unit 12A. No change in use, egress, or occupancy.
M01119289 ↗1150 5 AVENUE
MANHATTAN
AlterationSigned-off11/25/202406/27/2025Plumbing work associated with the renovation of the apartment. No change to use, egress, or occupancy under this application.
M01157132 ↗800 RIVERSIDE DRIVE
MANHATTAN
AlterationSigned-off01/02/202501/16/2025Interior renovation to existing dwelling unit on 6th floor Apt. 6E. Work includes but not limited to removal & installation of non-load bea…
M00803939 ↗1049 5 AVENUE
MANHATTAN
AlterationPermit Issued01/04/202310/17/2024Renovation of an existing residential space. Work to include general construction and plumbing. No change of use, egress, or occupancy und…
M00803971 ↗1049 5 AVENUE
MANHATTAN
AlterationSigned-off01/04/202302/07/2024Plumbing work to bathroom in unit 14A
M00810472 ↗181 EAST 65 STREET
MANHATTAN
AlterationSigned-off01/30/202309/27/2023PLUMBING WORK IN CONJUCTION WITH THE INTERIOR RENOVATION OF THE APT #31B
M00295770 ↗571 PARK AVENUE
MANHATTAN
AlterationPermit Issued07/14/202002/08/2023PLUMBING WORK on 15th FLOOR IN APT 1501 AS PER PLANS.NO CHANGE TO USE, OCCUPANCY, EGRESS UNDER THIS APPLICATION.
M00403660 ↗50 EAST 79 STREET
MANHATTAN
AlterationSigned-off11/11/202011/14/2022APPLICATION FILED TO SHOW INTERIOR RENOVATION ON 18TH FL. IN APT. 18B AS PER PLANS FILED HEREWITH, NO CHANGE IN USE, EGRESS AND OCCUPANCY.
M00675628 ↗248 GRAND STREET
MANHATTAN
AlterationSigned-off02/11/202207/25/2022RENOVATION OF AN EXISTING CHURCH ON THE FIRST AND SECOND FLOORS ONLY. WORK TO INCLUDE GENERAL CONSTRUCTION. NO CHANGE OF USE, EGRESS OR OCCU…
M00736594 ↗54 BLEECKER STREET
MANHATTAN
AlterationSigned-off07/12/202207/20/2022Minor renovation to the apartment 3B as per plans attached herewith to create den and the closet. No change in use, egress and occupancy.
M00447191 ↗1239 MADISON AVENUE
MANHATTAN
AlterationPermit Issued02/12/202111/26/2021APPLICATION FILED TO SHOW THE INTERIOR RENOVATION OF AN EXISTING RESIDENTIAL SPACE ON 30TH FLOOR TO COMBINE UNITS 30A & 30B ONLY , NO CHANGE…
M00444620 ↗1239 MADISON AVENUE
MANHATTAN
AlterationSigned-off02/23/202105/07/2021WORK ON 30TH FLOOR UNITS 30A & 30B ONLY, NO EGRESS, OR OCCUPANCY UNDER THIS APPLICATION.
M00285944 ↗45 WEST 11 STREET
MANHATTAN
AlterationSigned-off01/15/202004/21/2021PLUMBING WORK AS PER PLANS FILED HEREWITH, NO CHANGE IN USE, EGRESS AND OCCUPANCY.
M00279272 ↗1010 5 AVENUE
MANHATTAN
AlterationSigned-off01/15/202003/24/2021Replace all hot and cold branch piping on the apartment 12D. No change in use, egress and occupancy.
M00265128 ↗171 WEST 57 STREET
MANHATTAN
AlterationSigned-off01/14/202002/11/2021PLUMBING WORK AS PER PLANS FILED HEREWITH IN CONJUNCTION WITH BIS JOB# 123790371. NO CHANGE IN USE, EGRESS AND OCCUPANCY.
M00298802 ↗309 WEST 86 STREET
MANHATTAN
AlterationSigned-off05/20/202006/18/2020PLUMBING WORK PROPOSED ON 10TH FLOOR IN APT 10A AS PER PLANS FILED HEREWITH, NO CHANGE IN USE, EGRESS AND OCCUPANCY.
M00318615 ↗510 WEST 42 STREET
MANHATTAN
No WorkFiled — no permit on record02/25/2020———
M00308306 ↗320 WEST 31 STREET
MANHATTAN
No WorkFiled — no permit on record02/05/2020———
M00255904 ↗320 WEST 31 STREET
MANHATTAN
No WorkFiled — no permit on record10/30/2019———
M00208545 ↗1593 1 AVENUE
MANHATTAN
No WorkFiled — no permit on record08/29/2019———
M00192890 ↗320 WEST 31 STREET
MANHATTAN
No WorkFiled — no permit on record07/15/2019———
M00174640 ↗510 WEST 42 STREET
MANHATTAN
No WorkFiled — no permit on record06/11/2019———
M00142546 ↗320 WEST 31 STREET
MANHATTAN
No WorkFiled — no permit on record03/18/2019———
M00133342 ↗510 WEST 42 STREET
MANHATTAN
No WorkFiled — no permit on record02/21/2019———
Scope of Work
HVAC — 1 project · most recent 04/07/2026
Air Conditioning Systems
Plumbing — 6 projects · most recent 07/20/2026
Water/Sanitary Gas
▾Documents — 238 on file (BIS + DOB NOW)
▸Plans & Drawings53
▸DOB NOWPlans/Sketch23
09/01/2026M00803971-I1 · 1049 5 AVENUERequest digital key ↗
09/01/2026M00803939-I1 · 1049 5 AVENUERequest digital key ↗
Showing 3 of 23 on file for this type
▸DOB NOWPlans/Sketch - Plumbing19
09/05/2026M00279272-I1 · 1010 5 AVENUERequest digital key ↗
09/05/2026M00279272-P1 · 1010 5 AVENUERequest digital key ↗
Showing 3 of 19 on file for this type
▸DOB NOWPlans/Sketch - Temporary Place of Assembly7
Showing 3 of 7 on file for this type
▸DOB NOWPlans/Sketch - Place of Assembly2
09/05/2026M00208545-I1 · 1593 1 AVENUERequest digital key ↗
09/05/2026M00208545-P1 · 1593 1 AVENUERequest digital key ↗
▸DOB NOWPlans/Sketch - General Construction2
▸Applications & Permits20
▸DOB NOWLPC Approval/Permit20
09/02/2026M00736594-I1 · 54 BLEECKER STREETOpen ↗
08/16/2026M01431711-I1 · 23 5 AVENUEOpen ↗
08/16/2026M01431711-S1 · 23 5 AVENUEOpen ↗
Showing 3 of 20 on file for this type
▸Seals & Professional Certifications115
▸DOB NOWDPL-1: Design Professional Seal & Signature49
09/05/2026M00208545-I1 · 1593 1 AVENUEOpen ↗
09/05/2026M00208545-P1 · 1593 1 AVENUEOpen ↗
09/05/2026M00279272-I1 · 1010 5 AVENUEOpen ↗
Showing 3 of 49 on file for this type
▸DOB NOWProgress Inspector Seal & Signature36
09/24/2026M00447191-I1 · 1239 MADISON AVENUEOpen ↗
09/24/2026M00447191-I1 · 1239 MADISON AVENUEOpen ↗
09/16/2026M01274740-I1 · 124 HUDSON STREETOpen ↗
Showing 3 of 36 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature30
09/24/2026M00447191-I1 · 1239 MADISON AVENUEOpen ↗
09/18/2026M00279272-P1 · 1010 5 AVENUEOpen ↗
09/17/2026M00285944-I1 · 45 WEST 11 STREETOpen ↗
Showing 3 of 30 on file for this type
▸Safety & Tenant Protection15
▸DOB NOWTenant Protection Plan15
09/03/2026M00444620-P2 · 1239 MADISON AVENUEOpen ↗
08/13/2026M00265128-P2 · 171 WEST 57 STREETOpen ↗
08/13/2026M00265128-I1 · 171 WEST 57 STREETOpen ↗
Showing 3 of 15 on file for this type
▸Environmental & Asbestos29
▸DOB NOWDEP ACP-5: Asbestos Assessment Report22
09/05/2026M00279272-I1 · 1010 5 AVENUEOpen ↗
09/05/2026M00279272-P1 · 1010 5 AVENUEOpen ↗
08/25/2026M01119289-S2 · 1150 5 AVENUEOpen ↗
Showing 3 of 22 on file for this type
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form5
09/03/2026M00444620-I1 · 1239 MADISON AVENUEOpen ↗
09/01/2026M00403660-I1 · 50 EAST 79 STREETOpen ↗
08/13/2026M01231703-S1 · 33 EAST END AVENUEOpen ↗
Showing 3 of 5 on file for this type
▸DOB NOWOER: Notice of Satisfaction1
08/13/2026M01274740-I1 · 124 HUDSON STREETOpen ↗
▸DOB NOWOER: Notice to Proceed1
08/13/2026M01274740-I1 · 124 HUDSON STREETOpen ↗
▸Energy Compliance2
▸DOB NOWEN2: As Built Energy Analysis2
09/02/2026M00736594-I1 · 54 BLEECKER STREETOpen ↗
08/13/2026M00675628-I1 · 248 GRAND STREETOpen ↗
▸Other Documents4
▸DOB NOWProof of Historic Building4
08/13/2026M01157132-I1 · 800 RIVERSIDE DRIVEOpen ↗
08/13/2026M01274740-I1 · 124 HUDSON STREETOpen ↗
Showing 2 of 4 on file for this type