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Special Inspection Agency
HIDAMARI ENGINEERING SERV
Special Inspection Agency
1 project with open permitsBROOKLYN · 1QUEENS · 1
2 buildings
3
Total Filings
2
Projects on File
2
Buildings Worked
1
Projects w/ Open Permits
Special Inspection Agency
Primary Trade
Activity
Projects by first filing month2 projects all-time
0112Nov '25 · 1May '26 · 1Nov '25Dec '25Jan '26Feb '26Mar '26Apr '26May '26
bars = month · line = 3-mo average
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Open permit150%
Signed off150%
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Alteration2
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341 WAVERLY AVENUEBROOKLYN · 1 open · latest 08/10/2026
1 projects
150-23 BARCLAY AVENUEQUEENS · latest 05/26/2026
1 projects
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Filing representatives
1 projects
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1 projects
Most recent projects
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ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
B01264320 ↗341 WAVERLY AVENUE
BROOKLYN
AlterationPermit Issued11/20/202508/10/2026
Design HIDAMARI ENGINEERING SERVICES, P.C.
Contractor SUPERB PLUMBING & HEATING
Filer J. CALLAHAN CONSULTING, INC.
Plumbing and new Sprinkler work for existing 2 family new work on the 3rd floor, 1st floor and the cellar ONLY.
Q01406243 ↗150-23 BARCLAY AVENUE
QUEENS
AlterationSigned-off05/22/202605/26/2026
Design HIDAMARI ENGINEERING SERVICES, P.C.
Owner EPOS DEVELOPMENT
Contractor GREAT CITY MECHANICAL INC
Filer OUTSOURCE CONSULTANTS, INC.
FILING TO CORRECT SCHEDULE B ON BIS # 421949734 BY REMOVING SPRINKLER BOOSTER PUMP AS SHOWN HEREWITH. NO CHANGES TO EGRESS, OCCUPANCY OR USE…
Counts cover all 2 projects (2 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
HIDAMARI ENGINEERING SERVICES, P.C.206/16/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
GREAT CITY MECHANICAL INC105/22/2026
SUPERB PLUMBING & HEATING106/16/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
EPOS DEVELOPMENT105/22/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
J. CALLAHAN CONSULTING, INC.106/16/2026
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
B01264320 ↗341 WAVERLY AVENUE
BROOKLYN
AlterationPermit Issued11/20/202508/10/2026
Design HIDAMARI ENGINEERING SERVICES, P.C.
Contractor SUPERB PLUMBING & HEATING
Filer J. CALLAHAN CONSULTING, INC.
Plumbing and new Sprinkler work for existing 2 family new work on the 3rd floor, 1st floor and the cellar ONLY.
Q01406243 ↗150-23 BARCLAY AVENUE
QUEENS
AlterationSigned-off05/22/202605/26/2026
Design HIDAMARI ENGINEERING SERVICES, P.C.
Owner EPOS DEVELOPMENT
Contractor GREAT CITY MECHANICAL INC
Filer OUTSOURCE CONSULTANTS, INC.
FILING TO CORRECT SCHEDULE B ON BIS # 421949734 BY REMOVING SPRINKLER BOOSTER PUMP AS SHOWN HEREWITH. NO CHANGES TO EGRESS, OCCUPANCY OR USE…
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
341 WAVERLY AVENUE ↗206/16/2026
150-23 BARCLAY AVENUE ↗105/22/2026
▾Special Inspection Requirements — 2
DateRequirementBuildingInspectorRole
07/23/2026Fire-Resistant Penetrations and Joints341 WAVERLY AVENUEWilliam Ryanspecial
07/23/2026Sprinkler Systems341 WAVERLY AVENUERyusei Matsumotospecial
▾Documents — 14 on file (BIS + DOB NOW)
▸Plans & Drawings3
▸DOB NOWPlans/Sketch3
08/16/2026Q01406243-I1 · 150-23 BARCLAY AVENUERequest digital key ↗
08/14/2026B01264320-P1 · 341 WAVERLY AVENUERequest digital key ↗
08/14/2026B01264320-I1 · 341 WAVERLY AVENUERequest digital key ↗
▸Applications & Permits2
▸DOB NOWLPC Approval/Permit2
08/14/2026B01264320-P1 · 341 WAVERLY AVENUEOpen ↗
08/13/2026B01264320-I1 · 341 WAVERLY AVENUEOpen ↗
▸Seals & Professional Certifications5
▸DOB NOWDPL-1: Design Professional Seal & Signature3
08/19/2026B01264320-P1 · 341 WAVERLY AVENUEOpen ↗
08/16/2026Q01406243-I1 · 150-23 BARCLAY AVENUEOpen ↗
08/13/2026B01264320-I1 · 341 WAVERLY AVENUEOpen ↗
▸DOB NOWSpecial Inspector Seal & Signature2
08/24/2026B01264320-I1 · 341 WAVERLY AVENUEOpen ↗
08/24/2026B01264320-I1 · 341 WAVERLY AVENUEOpen ↗
▸Environmental & Asbestos2
▸DOB NOWDEP ACP-5: Asbestos Assessment Report2
08/14/2026B01264320-P1 · 341 WAVERLY AVENUEOpen ↗
08/13/2026B01264320-I1 · 341 WAVERLY AVENUEOpen ↗
▸Other Documents2
▸DOB NOWProof of Historic Building2
08/14/2026B01264320-P1 · 341 WAVERLY AVENUEOpen ↗
08/13/2026B01264320-I1 · 341 WAVERLY AVENUEOpen ↗