Back
Tenant
YWCA Brooklyn
Tenant
1 project with open permitsBROOKLYN · 1
Want to know more? Search inside
1 building
1
Total Filings
1
Projects on File
1
Buildings Worked
1
Projects w/ Open Permits
Tenant
Primary Trade
Activity
Not enough dated projects to chart.
Portfolio status
Browse projects →
Open permit1100%
By project type
Alteration1
Most active buildings
All buildings →
509 ATLANTIC AVENUEBROOKLYN · 1 open · latest 10/22/2025
1 projects
Key relationships
Everyone →
Design firms
1 projects
Contractors
1 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00868343 ↗509 ATLANTIC AVENUE
BROOKLYN
AlterationPermit Issued06/27/202310/22/2025
Design FREYER COLLABORATIVE ARCHITECTS
Contractor HNL CONSTRUCTION COMPANY
replace entry door and interior door. minor plaster work and minor repair of exterior ramp and railings
Counts cover all 1 projects (1 DOB NOW). 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
Freyer Collaborative Architects106/27/2023
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
HNL Construction Company106/27/2023
1 DOB NOW project, 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 1Open permit 1
1 project
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B00868343 ↗509 ATLANTIC AVENUE
BROOKLYN
AlterationPermit Issued06/27/202310/22/2025
Design FREYER COLLABORATIVE ARCHITECTS
Contractor HNL CONSTRUCTION COMPANY
replace entry door and interior door. minor plaster work and minor repair of exterior ramp and railings
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
509 ATLANTIC AVENUE ↗106/27/2023
▾Documents — 5 on file (BIS + DOB NOW)
▸Plans & Drawings1
▸DOB NOWPlans/Sketch1
08/27/2026B00868343-I1 · 509 ATLANTIC AVENUERequest digital key ↗
▸Seals & Professional Certifications1
▸DOB NOWDPL-1: Design Professional Seal & Signature1
08/27/2026B00868343-I1 · 509 ATLANTIC AVENUEOpen ↗
▸Safety & Tenant Protection1
▸DOB NOWHPD-3: Single Room Occupancy Multiple Dwelling (SRO MD) Anti-Harassment Checklist1
08/13/2026B00868343-I1 · 509 ATLANTIC AVENUEOpen ↗
▸Environmental & Asbestos1
▸DOB NOWDEP ACP-5: Asbestos Assessment Report1
08/27/2026B00868343-I1 · 509 ATLANTIC AVENUEOpen ↗
▸Approvals, Objections & Sign-offs1
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter1
08/27/2026B00868343-I1 · 509 ATLANTIC AVENUEOpen ↗