← Back
Design Firm
Simplestruct NY
Design
1 project with open permitsBROOKLYN · 1MANHATTAN · 1
Claim this page
2 buildings
2
Total Filings
2
Projects on File
2
Buildings Worked
1
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month2 projects all-time
0112Apr '25 · 1Apr '26 · 1Apr '25Jun '25Aug '25Oct '25Dec '25Feb '26Apr '26
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit150%
Signed off150%
By project type
Alteration2
Most active buildings
All buildings →
136 9 AVENUEMANHATTAN · 1 open · latest 05/16/2025
1 projects
321A 4 STREETBROOKLYN · latest 04/13/2026
1 projects
Key relationships
Everyone →
Contractors
2 projects
Owners
1 projects
People
All people →
Daniel Corridanlatest 04/04/2026
2 filings
Filed under
Simplestruct NY2
Identified by the contact ids of the people who file for the firm and by its email domain (simplestructny.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B01383014 ↗321A 4 STREET
BROOKLYN
AlterationSigned-off04/06/202604/13/2026
Contractor SUNNYSIDE MASONRY INC
Extension of elevated deck at rear (exterior patio)
M01215310 ↗136 9 AVENUE
MANHATTAN
AlterationPermit Issued04/28/202505/16/2025
Owner Salinas
Contractor SUNNYSIDE MASONRY INC
Concrete ramp adjacent to front entryway (on outside of building)
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
Daniel Corridan204/04/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
SUNNYSIDE MASONRY INC204/06/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
Salinas104/28/2025
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 2Open permit 1Signed off 1
2 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B01383014 ↗321A 4 STREET
BROOKLYN
AlterationSigned-off04/06/202604/13/2026
Contractor SUNNYSIDE MASONRY INC
Extension of elevated deck at rear (exterior patio)
M01215310 ↗136 9 AVENUE
MANHATTAN
AlterationPermit Issued04/28/202505/16/2025
Owner Salinas
Contractor SUNNYSIDE MASONRY INC
Concrete ramp adjacent to front entryway (on outside of building)
Scope of Work
Structural — 1 project · most recent 04/06/2026
Steel Concrete
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
321A 4 STREET ↗104/04/2026
136 9 AVENUE ↗104/23/2025
▾Documents — 8 on file (BIS + DOB NOW)
▸Plans & Drawings2
▸DOB NOWPlans/Sketch2
08/24/2026M01215310-I1 · 136 9 AVENUERequest digital key ↗
08/17/2026B01383014-I1 · 321A 4 STREETRequest digital key ↗
▸Seals & Professional Certifications6
▸DOB NOWDPL-1: Design Professional Seal & Signature2
08/17/2026B01383014-I1 · 321A 4 STREETOpen ↗
08/13/2026M01215310-I1 · 136 9 AVENUEOpen ↗
▸DOB NOWProgress Inspector Seal & Signature2
08/28/2026B01383014-I1 · 321A 4 STREETOpen ↗
08/24/2026M01215310-I1 · 136 9 AVENUEOpen ↗
▸DOB NOWSpecial Inspector Seal & Signature2
08/28/2026B01383014-I1 · 321A 4 STREETOpen ↗
08/24/2026M01215310-I1 · 136 9 AVENUEOpen ↗