Long Island Roof Guide

Long Island Roofing Companies

89 roofers in Nassau and Suffolk, each with its county license status shown up front. Tell us the job and up to three will quote it.

What do you need done?

Most Long Island roofers also do siding, windows and gutters, so one request can cover the whole outside of the house.

Roof repairLeaks, shingles, flashing
Roof replacementTear-off and a new roof
Emergency roof repairLeaking now or storm damage
SidingVinyl, fiber cement, cedar
Window replacementInsert or full-frame
GuttersSeamless gutters and leaders
Nassau County30 contractors listed
Suffolk County61 contractors listed

Before anyone climbs on your roof, look up their license.

New York State does not license home improvement contractors. Nassau and Suffolk counties do, and both cover roofing and siding. Every card on this site shows whether we have checked it.

Nassau license lookup Suffolk license lookup

Roofers with the most Google reviews

Ratings and review counts are a snapshot from Google Maps, October 2026. More reviews is not the same as better work, which is why the license line matters.

All 30 in Nassau All 61 in Suffolk

89

Roofing and exterior contractors, from Valley Stream to Montauk

Grouped by town on the county pages, with the license line on every one.

Get free quotes Browse by town

Roofer in a hard hat carrying lumber across an open roof frame

How a request works

One short form, then the contractors come to you.

  1. Tell us the jobTown, what needs doing, and how soon. It is one short form, no account.
  2. Hear from up to threeContractors who do that work near you get in touch directly, by phone or email.
  3. Check, compare, decideLook up each license, compare written quotes line by line, and hire who you want, or nobody.

Start a request

$8,000 to $25,000

What a new roof costs here

The span Long Island roofers publish for a typical asphalt shingle replacement: $8,000 to $15,000 (All American Home Improvement, 2025) and $8,000 to $25,000 (Cigna Roofing, March 2026).

See every published range

Questions people ask

Straight answers, with the source linked below.

Do roofers need a license on Long Island?

Yes, for work on homes. New York State does not license home improvement contractors, but Nassau and Suffolk counties both do, and roofing and siding are covered in both. You can look up any license on the county websites. See our Nassau and Suffolk guides.

How much does a new roof cost on Long Island?

The Long Island roofers who publish prices put a typical asphalt shingle replacement somewhere between $8,000 and $25,000, depending on size, layers to tear off and materials. Our roof replacement cost guide lists who says what, with links.

Does it cost anything to request quotes here?

No. It is free for homeowners. Contractors can pay to be featured, and featured listings are labeled on the page.

How do you choose which contractors are listed?

We start with every Long Island roofing contractor we can find with a public Google Business listing and at least 10 reviews, then check county licenses one by one. Each listing says whether we have checked the license yet. Right now that is 89 companies.

Sources (5) checked October 2026
  1. NYS Department of State, consumer alert on home improvement contractors
  2. Nassau County Department of Consumer Affairs, Home Improvement application (work categories)
  3. Suffolk County Code, Chapter 563, Article II (home improvement)
  4. All American Home Improvement, new roof cost on Long Island (2025)
  5. Cigna Roofing & Construction, roof replacement cost on Long Island (Mar 2026)
Get free quotes