GranSasso Inc.

County license verified
Based in
Commack, NY
Serves
Nassau & Suffolk County
Licenses
2 active · Suffolk & Nassau
In business
20+ years in business

Veteran-owned; maintenance, repairs, installations, renovations.

License

CountyLicense #StatusExpiresName on license
SuffolkH-54915Active03/01/2027GranSasso Inc
NassauH4200290000ActiveNot shown by countyGranSasso Inc

Checked Sep 24, 2026 against Suffolk County Dept. of Labor, Licensing & Consumer Affairs and Nassau County Office of Consumer Affairs records. Status can change, so confirm before signing a contract. How we verify.

Prices

GranSasso Inc. doesn't publish prices on its website. Ask for a written quote, and compare it with published Long Island prices.

Services

Service area

CountiesNassau County and Suffolk County
Towns listedCommack

Details

Based inCommack, NY (Suffolk County)
Online bookingNot stated
Emergency serviceNot stated
Retail storeNot stated
Websitegransassoinc.com
Phone(631) 786-0075

Services, towns and details come from the company's website, checked Sep 24, 2026.

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