Insulation permits in Suffolk County, NY
17 insulation permits on file in Suffolk County — newest filings first, updated daily.
HVAC
71 Gardiners Bay Dr·ShelterIslandTownNY·Filed June 30, 2026·OPEN
HVAC / heating / cooling · Electrical · Insulation
MISC. REN.
45 Nostrand Parkway·ShelterIslandTownNY·Filed June 25, 2026·OPEN
Electrical · Insulation · Roofing / siding / gutters
COMMERCIAL INTERIOR ALTERATIONS
63 Oser Avenue·Smithtown·Filed June 11, 2026·OPEN
General contractor · Electrical · Insulation
GARAGE
4 Sandpiper Rd·ShelterIslandTownNY·Filed June 3, 2026·OPEN
Electrical · Insulation
BUILDING PERMIT
4 Prospect Ave·ShelterIslandTownNY·Filed April 29, 2026·OPEN
General contractor · Carpentry / framing · Electrical · Insulation
ADD/RENO
1 Daniel Lord Road·ShelterIslandTownNY·Filed March 26, 2026·OPEN
Carpentry / framing · Electrical · General contractor · Insulation
ADD/RENO
24 Spring Garden Ave·ShelterIslandTownNY·Filed March 25, 2026·OPEN
Electrical · General contractor · Insulation
COMMERCIAL ADDITION/ALTERATIONS
81A FT SALONGA ROAD·Village of Northport·Filed March 3, 2026·Permit Issued
General contractor · Doors / windows / awnings · Insulation
MISC. REN.
1 Sheep Pasture Lane·ShelterIslandTownNY·Filed February 25, 2026·OPEN
Doors / windows / awnings · Electrical · General contractor · Insulation
MISC. REN.
31 Grand Ave·ShelterIslandTownNY·Filed February 19, 2026·OPEN
Electrical · Insulation
Conversion
23 Tuthill Dr·ShelterIslandTownNY·Filed February 2, 2026·CO
Electrical · HVAC / heating / cooling · Insulation · Pool installation / service
CONV
27 Country Club Dr·ShelterIslandTownNY·Filed January 23, 2026·CO
Electrical · General contractor · HVAC / heating / cooling · Insulation
Conversion
10 Wheeler Rd·ShelterIslandTownNY·Filed December 31, 2025·OPEN
Electrical · General contractor · Insulation · Roofing / siding / gutters
MISC. REN.
21 Shelterlands Path·ShelterIslandTownNY·Filed November 7, 2025·OPEN
Doors / windows / awnings · Insulation
MISC. REN.
5 Cove Way·ShelterIslandTownNY·Filed September 3, 2025·OPEN
Electrical · General contractor · Insulation
COMM-NEW
17 N Ferry Rd·ShelterIslandTownNY·Filed August 25, 2025·OPEN
General contractor · Electrical · Insulation · Roofing / siding / gutters
SIDING
41 Stearns Point Rd·ShelterIslandTownNY·Filed July 31, 2025·CC
Carpentry / framing · Insulation · Roofing / siding / gutters
Townline watches Suffolk County town and county permit feeds so new insulation filings reach you the day they land — with owner and applicant contacts on Pro.