← Back
Contractor
PERENNIAL EMPIRE LLC
General Contractor
1 project with open permitsMANHATTAN · 4
Claim this page
2 buildings
4
Total Filings
4
Projects on File
2
Buildings Worked
1
Projects w/ Open Permits
General Contractor
Primary Trade
Activity
Projects by first filing month4 projects all-time
0134Aug '25 · 3Nov '25 · 1Aug '25Sep '25Oct '25Nov '25
Portfolio status
Browse projects →
Open permit125%
Signed off375%
By project type
Alteration4
Most active buildings
All buildings →
430 WEST 17 STREETMANHATTAN · latest 11/19/2025
2 projects
117 NINTH AVENUEMANHATTAN · 1 open · latest 12/17/2025
2 projects
Key relationships
Everyone →
Design firms
4 projects
Filing representatives
4 projects
Most recent projects
All projects →
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01308479 ↗117 NINTH AVENUE
MANHATTAN
AlterationSigned-off11/24/202512/17/2025
Design MCALPINE ASSOCIATES ARCHITECTS PC
Owner NEW YORK CITY HOUSING AUTHORITY
Filer RELATED COMPANIES
PLUMBING WORK FOR THE INTERIOR RENOVATION TO COMBINE EXISTING UNITS 6B AND 6C INTO 6BC AS PER TPPN #3/97. PLEASE NOTE, THIS BUILDING IS NOT …
M01265410 ↗430 WEST 17 STREET
MANHATTAN
AlterationSigned-off08/14/202511/19/2025
Design MCALPINE ASSOCIATES ARCHITECTS PC
Owner NEW YORK CITY HOUSING AUTHORITY
Filer RELATED COMPANIES
PLUMBING WORK FOR THE INTERIOR RENOVATION TO COMBINE EXISTING UNITS 25A AND 25B INTO 25AB AS PER TPPN #3/97. PLEASE NOTE, THIS BUILDING IS N…
M01265335 ↗430 WEST 17 STREET
MANHATTAN
AlterationSigned-off08/14/202511/17/2025
Design MCALPINE ASSOCIATES ARCHITECTS PC
Owner NEW YORK CITY HOUSING AUTHORITY
Filer RELATED COMPANIES
PLUMBING WORK FOR THE INTERIOR RENOVATION TO COMBINE EXISTING UNITS 17H AND 17J INTO 17HJ AS PER TPPN #3/97. PLEASE NOTE, THIS BUILDING IS N…
M01265418 ↗117 NINTH AVENUE
MANHATTAN
AlterationPermit Issued08/15/202511/17/2025
Design MCALPINE ASSOCIATES ARCHITECTS PC
Owner NEW YORK CITY HOUSING AUTHORITY
Filer RELATED COMPANIES
PLUMBING WORK FOR THE INTERIOR RENOVATION TO COMBINE EXISTING UNITS 23G AND 23H INTO 23GH AS PER TPPN #3/97. PLEASE NOTE, THIS BUILDING IS N…
Counts cover all 4 projects (4 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
MCALPINE ASSOCIATES ARCHITECTS PC404/03/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
CAM ENERGY HTG&MECH CORP404/03/2026
1215 CORP DBA KCM PLBG &304/03/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
NEW YORK CITY HOUSING AUTHORITY404/03/2026
Who this entity's projects were filed with. Top 25 per group by shared jobs.
NameProjects togetherMost recent
RELATED COMPANIES404/03/2026
4 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 4Open permit 1Signed off 3
4 projects
ProjectAddressTypeStatusFiledLatest permitOn the projectDescription
M01308479 ↗117 NINTH AVENUE
MANHATTAN
AlterationSigned-off11/24/202512/17/2025
Design MCALPINE ASSOCIATES ARCHITECTS PC
Owner NEW YORK CITY HOUSING AUTHORITY
Filer RELATED COMPANIES
PLUMBING WORK FOR THE INTERIOR RENOVATION TO COMBINE EXISTING UNITS 6B AND 6C INTO 6BC AS PER TPPN #3/97. PLEASE NOTE, THIS BUILDING IS NOT …
M01265410 ↗430 WEST 17 STREET
MANHATTAN
AlterationSigned-off08/14/202511/19/2025
Design MCALPINE ASSOCIATES ARCHITECTS PC
Owner NEW YORK CITY HOUSING AUTHORITY
Filer RELATED COMPANIES
PLUMBING WORK FOR THE INTERIOR RENOVATION TO COMBINE EXISTING UNITS 25A AND 25B INTO 25AB AS PER TPPN #3/97. PLEASE NOTE, THIS BUILDING IS N…
M01265335 ↗430 WEST 17 STREET
MANHATTAN
AlterationSigned-off08/14/202511/17/2025
Design MCALPINE ASSOCIATES ARCHITECTS PC
Owner NEW YORK CITY HOUSING AUTHORITY
Filer RELATED COMPANIES
PLUMBING WORK FOR THE INTERIOR RENOVATION TO COMBINE EXISTING UNITS 17H AND 17J INTO 17HJ AS PER TPPN #3/97. PLEASE NOTE, THIS BUILDING IS N…
M01265418 ↗117 NINTH AVENUE
MANHATTAN
AlterationPermit Issued08/15/202511/17/2025
Design MCALPINE ASSOCIATES ARCHITECTS PC
Owner NEW YORK CITY HOUSING AUTHORITY
Filer RELATED COMPANIES
PLUMBING WORK FOR THE INTERIOR RENOVATION TO COMBINE EXISTING UNITS 23G AND 23H INTO 23GH AS PER TPPN #3/97. PLEASE NOTE, THIS BUILDING IS N…
Click a row for this entity's own projects, plans and documents at that building.
BuildingFilingsMost Recent
117 NINTH AVENUE ↗207/08/2026
430 WEST 17 STREET ↗207/08/2026
▾Documents — 68 on file (BIS + DOB NOW)
▸Plans & Drawings14
▸DOB NOWPlans/Sketch14
08/22/2026M01265335-S1 · 430 WEST 17 STREETRequest digital key ↗
08/22/2026M01265335-I1 · 430 WEST 17 STREETRequest digital key ↗
08/21/2026M01265418-P1 · 117 NINTH AVENUERequest digital key ↗
Showing 3 of 14 on file for this type
▸Seals & Professional Certifications26
▸DOB NOWDPL-1: Design Professional Seal & Signature14
08/22/2026M01265335-P2 · 430 WEST 17 STREETOpen ↗
08/22/2026M01265335-S1 · 430 WEST 17 STREETOpen ↗
08/22/2026M01265335-I1 · 430 WEST 17 STREETOpen ↗
Showing 3 of 14 on file for this type
▸DOB NOWSpecial Inspector Seal & Signature8
09/01/2026M01265410-I1 · 430 WEST 17 STREETOpen ↗
08/30/2026M01265335-S1 · 430 WEST 17 STREETOpen ↗
08/27/2026M01265335-I1 · 430 WEST 17 STREETOpen ↗
Showing 3 of 8 on file for this type
▸DOB NOWProgress Inspector Seal & Signature4
09/01/2026M01265410-I1 · 430 WEST 17 STREETOpen ↗
08/27/2026M01265335-I1 · 430 WEST 17 STREETOpen ↗
08/25/2026M01265418-I1 · 117 NINTH AVENUEOpen ↗
Showing 3 of 4 on file for this type
▸Environmental & Asbestos14
▸DOB NOWDEP ACP-5: Asbestos Assessment Report14
08/22/2026M01265335-I1 · 430 WEST 17 STREETOpen ↗
08/22/2026M01265335-S1 · 430 WEST 17 STREETOpen ↗
08/22/2026M01265335-P2 · 430 WEST 17 STREETOpen ↗
Showing 3 of 14 on file for this type
▸Approvals, Objections & Sign-offs14
▸DOB NOWFee Exempt Supporting Document - DOF ACRIS report or BIB letter14
08/21/2026M01265418-P2 · 117 NINTH AVENUEOpen ↗
08/21/2026M01265410-S1 · 430 WEST 17 STREETOpen ↗
08/21/2026M01265410-P2 · 430 WEST 17 STREETOpen ↗
Showing 3 of 14 on file for this type