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Design Firm
CLAPPER STRUCTURAL ENGINEERING, PLL
Design
1 project with open permitsMANHATTAN · 3
3 buildings
4
Total Filings
3
Projects on File
3
Buildings Worked
1
Projects w/ Open Permits
Design
Role
Activity
Projects by first filing month3 projects all-time
0112May '22 · 1Jan '25 · 1May '25 · 1202320242025
bars = month · line = 3-mo average
Portfolio status
Browse projects →
Open permit133%
Signed off133%
Filed only133%
By project type
Alteration3
Most active buildings
All buildings →
38 WEST 26 STREETMANHATTAN · latest 05/20/2025
1 projects
506 LENOX AVENUEMANHATTAN · latest 08/16/2023
1 projects
25 CHARLTON STREETMANHATTAN · 1 open · latest 04/17/2026
1 projects
Key relationships
Everyone →
Design firms
Filing representatives
Contractors
BRYAN CLAPPERlatest 06/11/2025
2 filings
Filed under
CLAPPER STRUCTURAL ENGINEERING, PLL4
Identified by the contact ids of the people who file for the firm and by its email domain (clapperstructural.com), not by matching names.
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01133634 ↗25 CHARLTON STREET
MANHATTAN
AlterationPermit Issued01/02/202504/17/2026
Contractor QUINN-ONELLI INC
STRUCTURAL WORK ASSOCIATED WITH RENOVATION OF 2 FAMILY HOME AS PER PLANS.
M01226733 ↗38 WEST 26 STREET
MANHATTAN
AlterationFiled — no permit on record05/20/2025——
M00593526 ↗506 LENOX AVENUE
MANHATTAN
AlterationSigned-off05/27/202208/16/2023Foundation work for new oxygen farm at Harlem Hospital. There is no change in egress, use or occupancy.
Counts cover all 3 projects (3 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
BRYAN CLAPPER206/11/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ARCHITECTURE+CONSTRUCTION, PLLC108/06/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
EDMUND LEWIS LTD104/17/2025
JEMCO ELECTRICAL CONT INC105/27/2022
QUINN-ONELLI INC104/17/2025
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
ANZALONE ARCHITECTURE, PLLC108/06/2025
JAM CONSULTANTS, INC.104/17/2025
3 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 3Open permit 1Signed off 1Filed only 1
3 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01133634 ↗25 CHARLTON STREET
MANHATTAN
AlterationPermit Issued01/02/202504/17/2026
Contractor QUINN-ONELLI INC
STRUCTURAL WORK ASSOCIATED WITH RENOVATION OF 2 FAMILY HOME AS PER PLANS.
M01226733 ↗38 WEST 26 STREET
MANHATTAN
AlterationFiled — no permit on record05/20/2025——
M00593526 ↗506 LENOX AVENUE
MANHATTAN
AlterationSigned-off05/27/202208/16/2023Foundation work for new oxygen farm at Harlem Hospital. There is no change in egress, use or occupancy.
Scope of Work
Structural — 1 project · most recent 08/06/2025
Steel
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
38 WEST 26 STREET ↗106/11/2025
25 CHARLTON STREET ↗210/28/2024
506 LENOX AVENUE ↗1—
▾Documents — 21 on file (BIS + DOB NOW)
▸Plans & Drawings4
▸DOB NOWPlans/Sketch4
09/02/2026M00593526-I1 · 506 LENOX AVENUERequest digital key ↗
Showing 3 of 4 on file for this type
▸Applications & Permits2
▸DOB NOWLPC Approval/Permit2
08/13/2026M01133634-P1 · 25 CHARLTON STREETOpen ↗
08/13/2026M01133634-I1 · 25 CHARLTON STREETOpen ↗
▸Seals & Professional Certifications11
▸DOB NOWProgress Inspector Seal & Signature5
09/02/2026M00593526-I1 · 506 LENOX AVENUEOpen ↗
09/02/2026M00593526-I1 · 506 LENOX AVENUEOpen ↗
08/23/2026M01226733-I1 · 38 WEST 26 STREETOpen ↗
Showing 3 of 5 on file for this type
▸DOB NOWDPL-1: Design Professional Seal & Signature3
08/24/2026M01133634-I1 · 25 CHARLTON STREETOpen ↗
08/24/2026M01133634-P1 · 25 CHARLTON STREETOpen ↗
08/13/2026M00593526-I1 · 506 LENOX AVENUEOpen ↗
▸DOB NOWSpecial Inspector Seal & Signature3
09/02/2026M00593526-I1 · 506 LENOX AVENUEOpen ↗
08/23/2026M01226733-I1 · 38 WEST 26 STREETOpen ↗
08/23/2026M01226733-I1 · 38 WEST 26 STREETOpen ↗
▸Environmental & Asbestos3
▸DOB NOWDEP ACP-5: Asbestos Assessment Report3
08/24/2026M01133634-P1 · 25 CHARLTON STREETOpen ↗
08/24/2026M01133634-I1 · 25 CHARLTON STREETOpen ↗
08/14/2026M01226733-I1 · 38 WEST 26 STREETOpen ↗
▸Approvals, Objections & Sign-offs1
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter1
08/13/2026M00593526-I1 · 506 LENOX AVENUEOpen ↗