Long Island Contractor RegistryLicensed contractors · Nassau & Suffolk

Suffolk County, New York

Licensed contractors in Holtsville, NY

73 licensed home improvement contractors are based in Holtsville, in Suffolk County. 56 hold a Suffolk County license and 17 hold a Nassau County license. Choose a trade below, or browse the full list.

73
Contractors
15
Trades
72
With phone

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Frequently asked questions

How many licensed contractors are based in Holtsville?

73 home improvement contractors based in Holtsville hold a current county license: 56 from Suffolk County and 17 from Nassau County.

What are the most common trades in Holtsville?

The trades listed most often by contractors based in Holtsville are general contracting (19), masonry & concrete (19), carpentry & framing (17).

How do I check a contractor's license in Suffolk County?

Every listing shows the county license number. Confirm it with the Suffolk County Department of Consumer Affairs before you sign a contract or pay a deposit, and ask for proof of insurance.

Is this directory free for homeowners?

Yes. You can search and contact any contractor directly. There are no lead fees and no middleman.

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