Residential Roof Replacement Contractor in Long Island, NY

Trusted by Over 5,000 Long Island Homeowners

Long Island Windows & Siding is a residential roofing contractor serving Nassau County and Suffolk County. The company provides full roof replacement, shingle roof replacement, storm damage repair, and emergency roof repair services. Every project includes a free, no-obligation estimate.

The team has served over 5,000 Long Island homeowners and specializes in roofing systems built to withstand coastal weather, including heavy winds, salt-air corrosion, and freeze-thaw cycles. All installations include manufacturer and workmanship warranties.

Why Homeowners Choose Us as Their Roof Replacement Contractor on Long Island

Decades of Exterior Expertise

We’ve spent years perfecting exterior home improvement. Roofing is a natural extension of our craftsmanship and quality standards.

Certified Roofing Installers

Our roofing team is trained and certified to install today’s leading roofing systems with precision and manufacturer‑approved techniques.

Premium Roofing Materials

We install only top‑tier roofing products engineered for Long Island’s weather — heavy winds, coastal moisture, and extreme temperature swings.

Transparent, Honest Pricing

No hidden fees. No surprises. Just clear, detailed proposals and guaranteed workmanship.

Over 5,000 Satisfied Customers

Our reputation is built on trust, reliability, and consistent 5‑star service.

Our Roofing & Roof Replacement Services

Full Roof Replacement: We remove your old roof, repair underlying structures, and install a brand-new, high-performance roofing system built to last.
Shingle Roof Replacement: Durable, beautiful architectural shingles engineered for Long Island's climate, available in a wide range of colors and styles.
Storm Damage Roof Replacement: Wind, hail, and storm-related roof damage assessed and repaired by trained professionals.
Emergency Roof Repair: Fast, reliable repairs for storm damage, leaks, and urgent roofing issues across Suffolk County and Long Island.
Roof Ventilation & Attic Airflow Systems: Proper ventilation extends roof life, reduces moisture, and improves energy efficiency.
Roof Decking Repair & Reinforcement: We inspect and repair damaged decking to ensure your new roof is structurally sound.

Why a New Roof Is One of the Best Investments You Can Make

A properly installed roof:

Your roof is your home’s first line of defense. Get a free estimate on roof replacement in Nassau County or Suffolk County and protect your home with a trusted roofing contractor.

Our Roofing Installation Process

01 Free Roof Replacement Estimate & Inspection

We evaluate your roof, attic, ventilation, and structural components,
then provide a free, detailed estimate.

02 Detailed Written Estimate

Clear pricing, material options, and timelines.

03 Professional Installation

Certified installers complete your project with precision and care.

04 Full Clean‑Up & Final Walkthrough

We leave your property spotless and ensure you’re 100% satisfied.

05 Warranty Protection

Your new roof is backed by both manufacturer and workmanship warranties.

Premium Roofing Materials Built for Long Island Weather

We install roofing systems engineered to withstand:

Coastal winds

Salt‑air corrosion

Heavy rain

Snow and ice

Summer heat

Rapid temperature changes

Your roof must handle all four seasons — and ours do.

Why We Outperform Other Long Island Roofing Contractors

Most roofing companies rely on volume. We rely on quality:

What Sets Us Apart

We never subcontract roofing crews

We use premium materials only

We provide detailed, transparent proposals

We offer flexible financing options

We treat every home like it’s our own

Our goal is simple: deliver the best roofing installation on Long Island — every time.

Roofing Contractor Serving Nassau & Suffolk County

As a trusted roofing contractor in Nassau County and a dedicated roof replacement contractor serving Suffolk County, we understand Long Island’s coastal weather challenges and local building codes.

Nassau County:

Garden City
Mineola
Rockville Centre
Freeport
Lynbrook
Valley Stream
Floral Park
New Hyde Park
Great Neck
Port Washington

Massapequa
Merrick
Bellmore
Wantagh
Seaford
Levittown
East Meadow
Westbury
Hicksville
Syosset

Jericho
Woodbury
Plainview
Bethpage
Baldwin
Oceanside
Island Park
Roslyn
Manhasset

Suffolk County:

Huntington
Smithtown
Islip
Babylon
Brookhaven
Riverhead
Patchogue
Ronkonkoma
Stony Brook

Setauket
Commack
Dix Hills
Melville
Bay Shore
Sayville
West Islip
Northport
Kings Park

Frequently Asked Questions

Q. How long does a roof replacement take?

Ans. Most homes are completed in 1–2 days.

Q. Do you offer financing?

Ans. Yes — flexible financing options are available for qualified homeowners.

Q. Do you handle permits?

Ans. Yes. We manage all required permits for your town or village.

Q: Do you offer a free estimate for roof replacement?

Ans: Yes, every homeowner receives a free, no obligation roof replacement estimate before any work begins, with no hidden fees.

Q: Are you a licensed roofing contractor?

Ans: Yes, our roofing contractor team is fully licensed and insured, giving Nassau and Suffolk County homeowners peace of mind on every project.

Q. Do you offer warranties?

Ans. Yes — both manufacturer and workmanship warranties are included.

Q: Do you repair storm damage roofs?

Ans: Yes, our team assesses and repairs wind, hail, and storm-related roof
damage as a trusted roof replacement contractor across Long Island.

Q: What shingle options do you offer for roof replacement?

Ans: We install architectural shingle roofing systems engineered for Long Island’s climate, available in a wide range of colors and styles.

Q: Do you offer emergency roof repair in Suffolk County?

Ans: Yes, we provide emergency roof repair across Suffolk County and Long Island for storm damage, leaks, and urgent roofing issues.

Q: How much does a roof replacement cost on Long Island?

Ans: Roof replacement costs vary by size, material, and roof complexity. Every homeowner receives a free, detailed estimate before work begins, so you know the exact cost upfront.

Get Your Free Roofing Estimate Today

Protect your home with a beautiful, durable, professionally installed roofing system.

GET A SENSIBLE PAYMENT PLAN THAT FITS YOUR BUDGET

If you know you want to get your home exterior project done, but are feeling stressed about paying for it all at once, we can help.

Our financing partners have sensible payment plans that work for homeowners who prefer to pay in installments. You can also ask your Long Island Windows and Siding sales representative about the details!

SAVE ON LONG ISLAND WINDOW AND SIDING!

Upgrade Your Windows & Siding Today!

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Our Customers LOVE The Results

| can understand why this company has such outstanding reviews. Peter and his crew treated siding my home like they were siding thelr own. They take pride in their work and care about detalls and customer satisfaction. All were professional and courteous. | could not be more satisfied. | highly recommend this company. Thanks Pete!

They addressed all of my concems without hesitation and to my satisfaction. They gave me a fair price. | ; thought the workers were experienced and had a good technique of capping the windows to prevent water leakage. They exceeded my expectations.

Steve Zito, owner explained window features clearly with filustrations of each type, brought actual sample, measured twice, no pressuring, very fair prices, references. Installers Joe and Jesse very professional, knew exactly i what to do, perfect fit, great cleanup, used Hepa vac so no pollution, we are very happy would use this company again!

Hire these guys, they are amazing, Steve |s the best, the crew Is excellent, Cannot be happier with the job. | didn't even expect my windows and garage door to look this much better after a siding replacement, they framed it all, put the white boarders around, perfect.

We were very pleased with the professionalism of Steve, one of the owners, who oversaw the job from beginning to end. His workers were talented, efficient and awesome from beginning to end! Highly recommend this company!! Our home looks beautiful!

Excellent Company Highly recommended

They were professional and got the job done qu ickly. The owner Pete and the Head managing sales Rep Steve constantly inspected the work, Their installation team was professional and worked with me on any changes. Their head installation manager Ivas was professional as well.

These guys did a great job, completed work on time and on budget! That's all you can ask for professional like these guys. Thanks!

All Island is an amazing company! I've renovated 6 homes and they are, without a doubt, the best I've ever dealt with. They're completely professional, fast, neat and generally did a wonderful job. They answered every question | had and handied every concern and did it all at a reasonable price and in half the time | expected, Peter was wonderful to work! I'd hire them again in a minute and | recommend them highly.

Steve was great to work with. He addressed all my concerns, Not an easy task since | was constantly googling every step they took. His team was prompt, knowledgeable, hard working. Great clean/up after they finished, | would absolutely recommend them.

Professional

Stephen Zito the genera) manager was very professional and knowledgeable, He explained things thorough and discussed options. The workers were professional and hard workers, He went the extra mile. My house looks beautiful and | am so happy he did the Job!

All Island did a phenomenal job, start to finish. We felt Steve, the owner, was fair, professional, and willing to work with us. His crew Is great. ;

What a great company to work with - from Sales to install it was seemless. Peter was thorough and communicated with me every step of the way, The 2 guys (Joe & Bill) who installed my Anderson patio door were So clean and neat - they did an outstanding job and I Just love my new door. | replaced French doors with this slider as it is more practical. | have been looking for someone to do this project for about 1 year. Anybody that came to give me an estimate never got back to me - it was really unbefievableil!!! | highly highly recommend All Island Window & Siding. | promise you this will be the best decision you make.

Peter always followed up from day one with any questions. He provided options for replacing all the windows and front door in my condo. He ensured the job was done right and made sure | was satisfied with the work. Very kind person and no high sales pressure. His prices were better than another company | contacted,

Extremely happy with the work done by these professionals. One of the lowest bids, theya ve been in business for a long time, they take pride in their work, high quality materials used and attention to detail. All they do is siding and windows, so they get the job done right and get job done quicker than a general contractor would as they specialize in this area of construction. Steve was onsite everyday, quickly responds to calls and texts and the men working for him are hard-working, respectful gentlemen. The siding came out absolutely beautiful. They even did a litte extra with no added costs. They did a fantastic job cleaning up when they finished, they used magnets daily to keep nails off the driveway and out of my tires. You cana t go wrong with All Island Windows and Siding. Highly recommended! 4 Il recommend them to anyone | know in need of siding, doors and/or windows.

Steve and his company was easy to work with. He was always on time and communicates well. | even hired him to de another smail jab on another property. | gave 4.5 star just because they had to come back to fix something, but they fixed it promptly and without question. They are a five star company. | would hire them again.

Stephen is extremely professional, and does and excellent job for any of your siding needs. | would Hightly reccomend his company to anyone In Long Island. | am highly satisfied with their work.

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