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Design Firm
KATICE HELINSKI ARCHITECTURE, PC
Design
BROOKLYN · 1MANHATTAN · 1
2 buildings
5
Total Filings
2
Projects on File
2
Buildings Worked
0
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month2 projects all-time
0112Jul '20 · 1Jun '21 · 1Jul '20Sep '20Nov '20Jan '21Mar '21May '21Jun '21
bars = month · line = 3-mo average
Portfolio status
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Signed off2100%
By project type
Alteration2
Most active buildings
All buildings →
1445 1 AVENUEMANHATTAN · latest 08/31/2021
1 projects
603 EAST 23 STREETBROOKLYN · latest 02/22/2022
1 projects
Key relationships
Everyone →
KATICE HELINSKIlatest 05/18/2023
4 filings
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00510126 ↗603 EAST 23 STREET
BROOKLYN
AlterationSigned-off06/21/202102/22/2022REPLACEMENT OF EXISTING FIRST FLOOR PORCH AND SECOND FLOOR BALCONY. RECONSTRUCTION AND ENLARGEMENT OF EXTERIOR CELLAR ENTRY. REPLACEMENT OF …
M00342733 ↗1445 1 AVENUE
MANHATTAN
AlterationSigned-off07/09/202008/31/2021Install/modify plumbing fixtures as indicated. No change to egress, occupancy or use.
Counts cover all 2 projects (2 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
KATICE HELINSKI405/18/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
DELTA-SIGMA MECH CORP109/15/2021
MATCHLESS CONSTRUCTION GR109/01/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
DOUGLAS ELLIMAN PROPERTY MANAGEMENT109/15/2021
2 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 2Signed off 2
2 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00510126 ↗603 EAST 23 STREET
BROOKLYN
AlterationSigned-off06/21/202102/22/2022REPLACEMENT OF EXISTING FIRST FLOOR PORCH AND SECOND FLOOR BALCONY. RECONSTRUCTION AND ENLARGEMENT OF EXTERIOR CELLAR ENTRY. REPLACEMENT OF …
M00342733 ↗1445 1 AVENUE
MANHATTAN
AlterationSigned-off07/09/202008/31/2021Install/modify plumbing fixtures as indicated. No change to egress, occupancy or use.
Scope of Work
Plumbing — 1 project · most recent 09/15/2021
Gas Water/Sanitary
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
603 EAST 23 STREET ↗305/18/2023
1445 1 AVENUE ↗208/10/2021
▾Documents — 22 on file (BIS + DOB NOW)
▸Plans & Drawings4
▸DOB NOWPlans/Sketch2
▸DOB NOWPlans/Sketch - Plumbing2
09/03/2026M00342733-P1 · 1445 1 AVENUERequest digital key ↗
08/14/2026M00342733-I1 · 1445 1 AVENUERequest digital key ↗
▸Seals & Professional Certifications12
▸DOB NOWProgress Inspector Seal & Signature6
08/28/2026M00342733-P1 · 1445 1 AVENUEOpen ↗
08/28/2026M00342733-P1 · 1445 1 AVENUEOpen ↗
08/27/2026B00510126-P1 · 603 EAST 23 STREETOpen ↗
Showing 3 of 6 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature4
09/03/2026M00342733-I1 · 1445 1 AVENUEOpen ↗
09/01/2026B00510126-P1 · 603 EAST 23 STREETOpen ↗
09/01/2026B00510126-I1 · 603 EAST 23 STREETOpen ↗
Showing 3 of 4 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature2
08/28/2026M00342733-P1 · 1445 1 AVENUEOpen ↗
08/22/2026M00342733-I1 · 1445 1 AVENUEOpen ↗
▸Safety & Tenant Protection2
▸DOB NOWTenant Protection Plan2
08/14/2026M00342733-I1 · 1445 1 AVENUEOpen ↗
08/13/2026M00342733-P1 · 1445 1 AVENUEOpen ↗
▸Environmental & Asbestos3
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
08/14/2026M00342733-I1 · 1445 1 AVENUEOpen ↗
08/13/2026M00342733-P1 · 1445 1 AVENUEOpen ↗
▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form1
09/01/2026B00510126-I1 · 603 EAST 23 STREETOpen ↗
▸Energy Compliance1
▸DOB NOWEN2: As Built Energy Analysis.1
08/13/2026B00510126-I1 · 603 EAST 23 STREETOpen ↗