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Design Firm
KENNETH J CONZELMANN, ARCHITECT
Design
1 project with open permitsMANHATTAN · 6
5 buildings
7
Total Filings
6
Projects on File
5
Buildings Worked
1
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month6 projects all-time
0112Aug '19 · 1Feb '23 · 1Mar '23 · 1May '23 · 1Jun '24 · 1Oct '24 · 120202021202220232024
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit117%
Signed off583%
By project type
Alteration6
Most active buildings
All buildings →
49 WEST 72 STREETMANHATTAN · latest 05/24/2023
2 projects
351 EAST 57 STREETMANHATTAN · latest 10/22/2024
1 projects
345 EAST 73 STREETMANHATTAN · latest 08/02/2024
1 projects
157 EAST 32 STREETMANHATTAN · latest 05/17/2023
1 projects
170 9 AVENUEMANHATTAN · 1 open · latest 10/01/2019
1 projects
Key relationships
Everyone →
Filing representatives
kenneth conzelmannlatest 09/27/2024
5 filings
Filed under
KENNETH J CONZELMANN, ARCHITECT7
Identified by the contact ids of the people who file for the firm and by its email domain (openworksoffice.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01118598 ↗351 EAST 57 STREET
MANHATTAN
AlterationSigned-off10/04/202410/22/2024INTERIOR RENOVATION OF THE EXISTING APARTMENT 19A ON THE 19TH FLOOR INCLUDING NEW INTERIOR PARTITIONS AND FINISHES ONLY. NO CHANGE TO THE US…
M01072235 ↗345 EAST 73 STREET
MANHATTAN
AlterationSigned-off06/27/202408/02/2024INTERIOR RENOVATION OF THE EXISTING APARTMENT #7H ON THE 7TH FLOOR INCLUDING NEW PARTITIONS AND FINISHES. NO CHANGE TO THE USE, EGRESS, OR O…
M00829194 ↗49 WEST 72 STREET
MANHATTAN
AlterationSigned-off03/17/202305/24/2023PLUMBING WORK IN (1) BATHROOM AND THE KITCHENETTE FILED IN CONJUNCTION WITH THE RENOVATION OF APARTMENT #16B ON THE 16TH FLOOR. NO CHANGE IN…
M00865513 ↗157 EAST 32 STREET
MANHATTAN
AlterationSigned-off05/03/202305/17/2023INTERIOR ALTERATION OF APARTMENT #6E ON THE 6TH FLOOR INCLUDING REMOVAL OF INTERIOR PARTITIONS, NEW PARTITIONS, AND FINISHES. NO CHANGE TO T…
M00828922 ↗49 WEST 72 STREET
MANHATTAN
AlterationSigned-off02/20/202303/28/2023INTERIOR RENOVATION OF THE EXISTING APARTMENT #16B ON THE 16TH FLOOR INCLUDING MINOR NON-STRUCTURAL PARTITION DEMOLITION, MINOR NEW PARTITIO…
M00198534 ↗170 9 AVENUE
MANHATTAN
AlterationPermit Issued08/12/201910/01/2019Replace kitchen dishwasher and sink; replace bathroom water closet, lavatory and bathtub on 5th floor, 5K.
Counts cover all 6 projects (6 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
kenneth conzelmann509/27/2024
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
NUZA HOME IMPROVEMENT COR310/04/2024
BEK PLBG & HTG LLC109/18/2023
TWO BROTHERS K CONST CORP102/20/2023
UNIPIPE PLBG&HTG CORP108/12/2019
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
SOLSTICE RESIDENTIAL GROUP, LLC109/18/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
HAQUE AND ASSOCIATES LLC310/04/2024
6 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 6Open permit 1Signed off 5
6 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01118598 ↗351 EAST 57 STREET
MANHATTAN
AlterationSigned-off10/04/202410/22/2024INTERIOR RENOVATION OF THE EXISTING APARTMENT 19A ON THE 19TH FLOOR INCLUDING NEW INTERIOR PARTITIONS AND FINISHES ONLY. NO CHANGE TO THE US…
M01072235 ↗345 EAST 73 STREET
MANHATTAN
AlterationSigned-off06/27/202408/02/2024INTERIOR RENOVATION OF THE EXISTING APARTMENT #7H ON THE 7TH FLOOR INCLUDING NEW PARTITIONS AND FINISHES. NO CHANGE TO THE USE, EGRESS, OR O…
M00829194 ↗49 WEST 72 STREET
MANHATTAN
AlterationSigned-off03/17/202305/24/2023PLUMBING WORK IN (1) BATHROOM AND THE KITCHENETTE FILED IN CONJUNCTION WITH THE RENOVATION OF APARTMENT #16B ON THE 16TH FLOOR. NO CHANGE IN…
M00865513 ↗157 EAST 32 STREET
MANHATTAN
AlterationSigned-off05/03/202305/17/2023INTERIOR ALTERATION OF APARTMENT #6E ON THE 6TH FLOOR INCLUDING REMOVAL OF INTERIOR PARTITIONS, NEW PARTITIONS, AND FINISHES. NO CHANGE TO T…
M00828922 ↗49 WEST 72 STREET
MANHATTAN
AlterationSigned-off02/20/202303/28/2023INTERIOR RENOVATION OF THE EXISTING APARTMENT #16B ON THE 16TH FLOOR INCLUDING MINOR NON-STRUCTURAL PARTITION DEMOLITION, MINOR NEW PARTITIO…
M00198534 ↗170 9 AVENUE
MANHATTAN
AlterationPermit Issued08/12/201910/01/2019Replace kitchen dishwasher and sink; replace bathroom water closet, lavatory and bathtub on 5th floor, 5K.
Scope of Work
Plumbing — 1 project · most recent 08/12/2019
Water/Sanitary
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
351 EAST 57 STREET ↗109/27/2024
49 WEST 72 STREET ↗309/07/2023
170 9 AVENUE ↗107/23/2019
157 EAST 32 STREET ↗1—
345 EAST 73 STREET ↗1—
▾Documents — 31 on file (BIS + DOB NOW)
▸Plans & Drawings7
▸DOB NOWPlans/Sketch6
Showing 3 of 6 on file for this type
▸DOB NOWPlans/Sketch - Plumbing1
09/05/2026M00198534-I1 · 170 9 AVENUERequest digital key ↗
▸Applications & Permits3
▸DOB NOWLPC Approval/Permit3
08/13/2026M00829194-I1 · 49 WEST 72 STREETOpen ↗
08/13/2026M00829194-P2 · 49 WEST 72 STREETOpen ↗
08/13/2026M00828922-I1 · 49 WEST 72 STREETOpen ↗
▸Seals & Professional Certifications12
▸DOB NOWDPL-1: Design Professional Seal & Signature7
08/31/2026M00865513-I1 · 157 EAST 32 STREETOpen ↗
08/29/2026M00829194-P2 · 49 WEST 72 STREETOpen ↗
08/29/2026M00829194-I1 · 49 WEST 72 STREETOpen ↗
Showing 3 of 7 on file for this type
▸DOB NOWProgress Inspector Seal & Signature3
09/01/2026M01118598-I1 · 351 EAST 57 STREETOpen ↗
08/22/2026M00828922-I1 · 49 WEST 72 STREETOpen ↗
08/22/2026M00828922-I1 · 49 WEST 72 STREETOpen ↗
▸DOB NOWSpecial Inspector Seal & Signature2
09/01/2026M00829194-I1 · 49 WEST 72 STREETOpen ↗
08/22/2026M00828922-I1 · 49 WEST 72 STREETOpen ↗
▸Safety & Tenant Protection1
▸DOB NOWTenant Protection Plan1
08/13/2026M00198534-I1 · 170 9 AVENUEOpen ↗
▸Environmental & Asbestos6
▸DOB NOWDEP ACP-5: Asbestos Assessment Report6
08/31/2026M00865513-I1 · 157 EAST 32 STREETOpen ↗
08/29/2026M00829194-P2 · 49 WEST 72 STREETOpen ↗
08/27/2026M01072235-I1 · 345 EAST 73 STREETOpen ↗
Showing 3 of 6 on file for this type
▸Other Documents2
▸DOB NOWProof of Historic Building2
08/13/2026M00829194-P2 · 49 WEST 72 STREETOpen ↗
08/13/2026M00829194-I1 · 49 WEST 72 STREETOpen ↗