New York, NYMON, NOV 2Filings 7d927Permits 7d869Deeds & loans 7d29Updates 7d248Building1,159Contacts202,081
National Installation & GC Corp. is named on 1 tracked New York project and 1 New York filing, as general contractor. 1 project is live. The record named it 1 time in the last 12 months, most recently in Jan 2026. Most of its project work is in East Hampton.
Every filing and project where the record names them, as GC. Pro shows all of it.
Plus their phone and mailing address.
Every bar is a month of public filings that name National Installation & GC Corp., from Jan 2026. A filing counts once, whatever role it names them in.
| Filed | Record | Their role | Where | Value |
|---|---|---|---|---|
| Jan 11, 2026 | Other | general contractor | · |
| Project | Their role | Status | Type | Units | Sq Ft | Expected |
|---|---|---|---|---|---|---|
| general contractor | Under Construction | Other | · | · | · |
How this file is built: every count comes from public filings (permits, sales, loans and zoning cases) and the project files Groundbreak tracks in New York. A filing counts once, however many times it names National Installation & GC Corp.. Partners are firms named on the same projects or filings.