I.M.P. Plg & Htg Corp. — NYC Architecture And Engineering Firm: DOB NOW Filings, Permits & Projects | BuildNYC

Design Firm

I.M.P. PLG & HTG CORP

Design

2 projects with open permitsMANHATTAN · 2

Claim this page

1 building

2

Total Filings

2

Projects on File

1

Buildings Worked

2

Projects w/ Open Permits

Design

Role

Activity

Projects by first filing month2 projects all-time

bars = month · line = 3-mo average

Portfolio status

Browse projects →

Open permit2100%

By project type

Alteration2

Most active buildings

All buildings →

621 WEST 55 STREETMANHATTAN · 2 open · latest 05/22/2026

2 projects

Key relationships

Design firms

5D ARCHITECTURE & ENGINEERING PLLC.

1 projects

JOSEPH A SAGE ARCHITECT PC

1 projects

Filing representatives

BUILDING VIOLATION SERVICES INC.

1 projects

Contractors

I.M.P. PLG & HTG CORP

2 projects

5D ARCHITECT AND ENGINEER

1 projects

1 projects

People

ANDREW IMPAGLIAZZOlatest 04/27/2020

2 filings

Most recent projects

All projects →

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
M00344802 ↗	621 WEST 55 STREET MANHATTAN	Alteration	Permit Issued	06/24/2020	05/22/2026	Contractor I.M.P. PLG & HTG CORP Filer BUILDING VIOLATION SERVICES INC.	SUPPORT OF EXCAVATION AND PROTECTION/ MECHANICAL METHODS ASSOCIATED WITH ALT 1 # 123360665
M00222049 ↗	621 WEST 55 STREET MANHATTAN	Alteration	Permit Issued	01/30/2020	05/21/2026	Contractor I.M.P. PLG & HTG CORP Filer SEAY-YARBROUGH INC	install construction fence at exterior

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.

Person	Filings	Most recent
ANDREW IMPAGLIAZZO	2	04/27/2020

Who this entity's projects were filed with. Top 25 per group by shared jobs.

Name	Projects together	Most recent
5D ARCHITECTURE & ENGINEERING PLLC.	1	07/27/2026
JOSEPH A SAGE ARCHITECT PC	1	07/27/2026

Who this entity's projects were filed with. Top 25 per group by shared jobs.

Name	Projects together	Most recent
I.M.P. PLG & HTG CORP	2	07/27/2026
5D ARCHITECT AND ENGINEER	1	07/27/2026
TIRCON LLC	1	07/27/2026

Who this entity's projects were filed with. Top 25 per group by shared jobs.

Name	Projects together	Most recent
BUILDING VIOLATION SERVICES INC.	1	07/27/2026

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 2

2 projects

Project	Address	Type	Status	Filed	Latest permit	On the project	Description
M00344802 ↗	621 WEST 55 STREET MANHATTAN	Alteration	Permit Issued	06/24/2020	05/22/2026	Contractor I.M.P. PLG & HTG CORP Filer BUILDING VIOLATION SERVICES INC.	SUPPORT OF EXCAVATION AND PROTECTION/ MECHANICAL METHODS ASSOCIATED WITH ALT 1 # 123360665
M00222049 ↗	621 WEST 55 STREET MANHATTAN	Alteration	Permit Issued	01/30/2020	05/21/2026	Contractor I.M.P. PLG & HTG CORP Filer SEAY-YARBROUGH INC	install construction fence at exterior

Scope of Work

Structural — 1 project · most recent 07/27/2026

Steel Concrete Masonry

Fence / Scaffold / Sign / Shed — 1 project · most recent 01/30/2020

Fence

Click a row for this entity's own projects, plans and documents at that building.

Building	Filings	Most Recent
621 WEST 55 STREET ↗	2	04/27/2020

▾Documents — 35 on file (BIS + DOB NOW)

▸Plans & Drawings6

▸DOB NOWPlans/Sketch4

08/26/2026M00344802-S3 · 621 WEST 55 STREETRequest digital key ↗

08/26/2026M00344802-S2 · 621 WEST 55 STREETRequest digital key ↗

08/26/2026M00344802-S1 · 621 WEST 55 STREETRequest digital key ↗

Showing 3 of 4 on file for this type

▸DOB NOWPlans/Sketch - Structural1

08/26/2026M00344802-I1 · 621 WEST 55 STREETRequest digital key ↗

▸DOB NOWPlans/Sketch - Construction Fence1

08/14/2026M00222049-I1 · 621 WEST 55 STREETRequest digital key ↗

▸Seals & Professional Certifications20

▸DOB NOWSpecial Inspector Seal & Signature15

08/25/2026M00344802-S3 · 621 WEST 55 STREETOpen ↗

08/25/2026M00344802-S3 · 621 WEST 55 STREETOpen ↗

08/25/2026M00344802-S3 · 621 WEST 55 STREETOpen ↗

Showing 3 of 15 on file for this type

▸DOB NOWDPL-1: Design Professional Seal & Signature3

08/26/2026M00344802-S3 · 621 WEST 55 STREETOpen ↗

Showing 1 of 3 on file for this type

▸DOB NOWProgress Inspector Seal & Signature2

08/25/2026M00344802-S3 · 621 WEST 55 STREETOpen ↗

Showing 1 of 2 on file for this type

▸Safety & Tenant Protection5

▸DOB NOWHPD-2: Clinton Special District Anti-Harassment Checklist5

08/13/2026M00222049-I1 · 621 WEST 55 STREETOpen ↗

Showing 1 of 5 on file for this type

▸Environmental & Asbestos1

▸DOB NOWDEP ACP-20/ACP-21: Asbestos Project Conditional Completion Form/Asbestos Project Completion Form1

On file, but not among the 200 most recently loaded documents for this source.

Showing 0 of 1 on file for this type

▸Other Documents3

▸DOB NOWAdjoining Owners Notification3

08/26/2026M00344802-S2 · 621 WEST 55 STREETOpen ↗

Showing 1 of 3 on file for this type