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Contractor
WANHAI INC
General Contractor
2 projects with open permitsQUEENS · 2
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2 buildings
2
Total Filings
2
Projects on File
2
Buildings Worked
2
Projects w/ Open Permits
General Contractor
Primary Trade
Activity
Projects by first filing month2 projects all-time
0112Aug '20 · 1Apr '23 · 1202120222023
bars = month · line = 3-mo average
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Open permit2100%
By project type
Alteration2
Most active buildings
All buildings →
34-34 112 STREETQUEENS · 1 open · latest 03/10/2026
1 projects
207-19 HILLSIDE AVENUEQUEENS · 1 open · latest 05/04/2026
1 projects
Key relationships
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Design firms
1 projects
1 projects
Owners
1 projects
Most recent projects
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ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
Q00804380 ↗207-19 HILLSIDE AVENUE
QUEENS
AlterationPermit Issued04/13/202305/04/2026
Design ALFREDO T. FREDERICKS RA
Renovation of residential unit and home office.
Q00382641 ↗34-34 112 STREET
QUEENS
AlterationPermit Issued08/12/202003/10/2026
Design JJK BUILDING CONSULTING
Owner 112 CORONA LLC
PROPOSED TEMPORARY WOOD FENCE IN CONJUNCTION WITH JOB#421618789.
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
ALFREDO T. FREDERICKS RA103/16/2026
JJK BUILDING CONSULTING108/12/2020
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CORE CONSTRUCTION GROUP103/16/2026
WASOFF PLBG & UTILITY CO103/16/2026
YX CONSTRUCTION INC108/12/2020
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
112 CORONA LLC108/12/2020
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 2
2 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
Q00804380 ↗207-19 HILLSIDE AVENUE
QUEENS
AlterationPermit Issued04/13/202305/04/2026
Design ALFREDO T. FREDERICKS RA
Renovation of residential unit and home office.
Q00382641 ↗34-34 112 STREET
QUEENS
AlterationPermit Issued08/12/202003/10/2026
Design JJK BUILDING CONSULTING
Owner 112 CORONA LLC
PROPOSED TEMPORARY WOOD FENCE IN CONJUNCTION WITH JOB#421618789.
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
207-19 HILLSIDE AVENUE ↗107/08/2026
34-34 112 STREET ↗104/09/2026
▾Documents — 16 on file (BIS + DOB NOW)
▸Plans & Drawings4
▸DOB NOWPlans/Sketch3
08/17/2026Q00804380-S1 · 207-19 HILLSIDE AVENUERequest digital key ↗
08/17/2026Q00804380-I1 · 207-19 HILLSIDE AVENUERequest digital key ↗
08/17/2026Q00804380-P1 · 207-19 HILLSIDE AVENUERequest digital key ↗
▸DOB NOWPlans/Sketch - Construction Fence1
08/28/2026Q00382641-I1 · 34-34 112 STREETRequest digital key ↗
▸Seals & Professional Certifications9
▸DOB NOWDPL-1: Design Professional Seal & Signature4
08/28/2026Q00382641-I1 · 34-34 112 STREETOpen ↗
08/17/2026Q00804380-I1 · 207-19 HILLSIDE AVENUEOpen ↗
08/13/2026Q00804380-S1 · 207-19 HILLSIDE AVENUEOpen ↗
Showing 3 of 4 on file for this type
▸DOB NOWProgress Inspector Seal & Signature3
09/01/2026Q00804380-I1 · 207-19 HILLSIDE AVENUEOpen ↗
09/01/2026Q00804380-I1 · 207-19 HILLSIDE AVENUEOpen ↗
09/01/2026Q00804380-I1 · 207-19 HILLSIDE AVENUEOpen ↗
▸DOB NOWSpecial Inspector Seal & Signature2
09/01/2026Q00804380-I1 · 207-19 HILLSIDE AVENUEOpen ↗
09/01/2026Q00804380-I1 · 207-19 HILLSIDE AVENUEOpen ↗
▸Environmental & Asbestos3
▸DOB NOWDEP ACP-5: Asbestos Assessment Report3
08/17/2026Q00804380-I1 · 207-19 HILLSIDE AVENUEOpen ↗
08/13/2026Q00804380-P1 · 207-19 HILLSIDE AVENUEOpen ↗
08/13/2026Q00804380-S1 · 207-19 HILLSIDE AVENUEOpen ↗