GNP Roofing & Siding

GNP Roofing & Siding GNP Roofing & Siding On Long Island is a fully licensed and insured contractor that provides roofing, siding, window and doors. New York.

Serving Long Island for over 30+ years. We pride ourselves on being fair, honest, and are family-owned and operated. GNP Roofing & Siding On Long Island is a fully licensed and insured contractor that has been serving Long Island for over 30 years. Our commitment to quality contractor services at a fair price has sets us apart from others in the field. All work is done by GNP with no sub-contracto

rs. Contact us today to for a FREE estimate for all of your Roofing, Siding, Windows & Gutter needs. We service Nassau & Suffolk County Long Island.

✨ Before ➡️ After in Huntington Station! ✨Another stunning GNP transformation!🏡 All new Slocomb 500 Series windows & pat...
10/29/2025

✨ Before ➡️ After in Huntington Station! ✨
Another stunning GNP transformation!
🏡 All new Slocomb 500 Series windows & patio doors
🎨 Alside 7” Pelican Bay Shake siding in Riviera Dusk
🪟 2 ½” casement window frames for clean, bold detail

The result? A fresh, energy-efficient, and stylish upgrade that gives this Huntington Station home the look it deserves. 💪

Read More:
https://www.gnpli.com/huntington-station-contractor-vinyl-siding-home-makeover/

📍 GNP Roofing & Siding
180 Fulton Street, Farmingdale, NY 11735
📞 (516) 419-6575
🌐 www.gnpli.com

💬 Contact us today for a FREE quote!

✨ Before ➡️ After in Massapequa Park! ✨See The Project Overview>>https://www.gnpli.com/long-island-roofing-and-siding-co...
10/20/2025

✨ Before ➡️ After in Massapequa Park! ✨
See The Project Overview>>
https://www.gnpli.com/long-island-roofing-and-siding-contractor-massapequa-makeover

This stunning transformation gave our client the modern farmhouse look they dreamed of:

🏡 8-inch white clapboard siding
🖤 Black gutters & accents
🏗 Redesigned portico with metal standing seam roof & Azek crossbeams
🏠 New Owens Corning Duration® Onyx Black roof
🚪 Andersen patio door

The result? A complete exterior facelift with timeless farmhouse charm and modern sophistication. 💪

💬 Contact us today for a FREE quote!
📍 GNP Roofing & Siding
📞 (516) 419-6575
🌐 www.gnpli.com

✨ Before ➡️ After in Plainview! ✨We gave this home the ultimate facelift:✔️ Removed all the brick for a fresh start✔️ In...
09/25/2025

✨ Before ➡️ After in Plainview! ✨
We gave this home the ultimate facelift:
✔️ Removed all the brick for a fresh start
✔️ Installed Ascend® clapboard siding for a modern farmhouse vibe
✔️ Added black lineal capping & black gutters for bold contrast
✔️ Finished with a new Owens Corning Duration® Onyx Black roof

The result? A stunning modern farmhouse transformation our clients love. 🏡💪

📍 Plainview, NY
🔗 See more transformations at:

http://gnpli.com/long-island-plainview-roofing-siding-contractor-home-transformation/

✨ Before ➡️ After in Old Chester Hills, Huntington! ✨This beauty just got a full exterior upgrade:✔️ Owens Corning Durat...
09/08/2025

✨ Before ➡️ After in Old Chester Hills, Huntington! ✨
This beauty just got a full exterior upgrade:
✔️ Owens Corning Duration® roof in Williamsburg Grey
✔️ Alside 7" Perfection Shake vinyl siding
✔️ Alside 7" Ascend® Composite Cladding
✔️ Windows wrapped with 3 ½" lineals

The result? A modern, timeless Long Island look that’s built to last. 🏡💪

📍 Old Chester Hills, Huntington, NY
🔗 Read the full transformation:
https://www.gnpli.com/gnp-roofing-siding-company-huntington/

✨ Before ➡️ After in Brookville! ✨This mansion just got the luxury upgrade it deserved:✔️ Azek trim, fascia & frieze boa...
09/02/2025

✨ Before ➡️ After in Brookville! ✨
This mansion just got the luxury upgrade it deserved:
✔️ Azek trim, fascia & frieze boards
✔️ Wolf PVC soffit boards
✔️ 6-inch half-round gutters

The result? A polished, timeless look that elevates the entire estate. 🏡✨

📍 Brookville, NY
🔗 Read the full transformation story:
https://www.gnpli.com/gnp-roofing-siding-makeover-brookville-mansion-trim-transformation/

📞 Call today: (516) 419-6575
🌐 Visit us at gnpli.com

📩 Request your free consultation →

See what our valued customers say about us. Our reviews consistently earn five stars due to our commitment to delivering...
08/30/2025

See what our valued customers say about us. Our reviews consistently earn five stars due to our commitment to delivering exceptional service and fostering meaningful relationships.

✨ Massapequa Farmhouse Transformation! ✨Our homeowner wanted something truly unique — so we delivered with:🏡 Custom hand...
08/25/2025

✨ Massapequa Farmhouse Transformation! ✨
Our homeowner wanted something truly unique — so we delivered with:
🏡 Custom hand-routed shiplap siding on the second floor
🔨 Azek board & batten gables for timeless farmhouse charm
🌟 Standing seam metal roof for durability + rustic style

The result? A bold farmhouse look that’s one-of-a-kind in Massapequa.

📍 Serving Nassau & Suffolk County
👉 Ready to start your home makeover? Visit gnpli.com

Read More:
https://www.gnpli.com/long-island-roofing-and-custom-siding-makeover-in-massapequa/

✨ Before ➡️ After Greenlawn Makeover! ✨This Suffolk County stunner got a fresh new look with Alside Sterling Grey Charte...
08/17/2025

✨ Before ➡️ After Greenlawn Makeover! ✨
This Suffolk County stunner got a fresh new look with Alside Sterling Grey Charter Oak® siding and a touch of board & batten for added character.
The result? A modern, clean, and timeless curb appeal that’s built to last. 💪

📍 Greenlawn, NY
🔹 Sterling Grey siding
🔹 Board & batten accent front
🔹 Low-maintenance, fade-resistant finish

👉 Ready for your own transformation? Contact GNP Roofing & Siding today!

Read More:
https://www.gnpli.com/long-island-siding-contractor-greenlawn-home-makeover-sterling-grey-alside-vinyl-siding/

At GNP Roofing & Siding, we believe your roof should do more than just shield your home—it should define its character a...
08/04/2025

At GNP Roofing & Siding, we believe your roof should do more than just shield your home—it should define its character and elevate its curb appeal. Our recent East Meadow roofing transformation proves exactly that, thanks to the installation of CertainTeed’s Grand Manor® Shingles, complete with handcrafted copper valleys for a touch of architectural luxury.
The result? A designer roof makeover that exudes timeless elegance and long-term durability—exactly what high-end Long Island homes deserve.

Read More: https://www.gnpli.com/east-meadow-roofing-contractor-makeover-with-grand-manor-shingles-and-copper-valleys/

08/04/2025

At GNP Roofing & Siding, we believe your roof should do more than just shield your home—it should define its character and elevate its curb appeal. Our recent East Meadow roofing transformation proves exactly that, thanks to the installation of CertainTeed’s Grand Manor® Shingles, complete with handcrafted copper valleys for a touch of architectural luxury.

The result? A designer roof makeover that exudes timeless elegance and long-term durability—exactly what high-end Long Island homes deserve.
Read More:

Address

7 Chester Court
Huntington, NY
11743

Opening Hours

Monday 7am - 8pm
Tuesday 7am - 8pm
Wednesday 7am - 8pm
Thursday 7am - 8pm
Friday 7am - 8pm
Saturday 7am - 8am
Sunday 7am - 8pm

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