GNL Granite Design

GNL Granite Design Quartz - Granite – Marble – Quartzite Countertop Design, Fabrication and Installation

GNL Stone Design provides quartz, marble, quartzite, granite, and stone kitchen and bathroom countertops to the Slidell, LA area.

Did you know Crystal Grey Quartzite started out as sandstone? 💭Millions of years of heat and pressure turned this rock i...
08/29/2026

Did you know Crystal Grey Quartzite started out as sandstone? 💭

Millions of years of heat and pressure turned this rock into Crystal Grey Quartzite, which is why no two slabs are ever alike. That same process gives each block its own unique gray, crystalline veining, and it's also what makes this one of the toughest natural stones for a kitchen. ✨

Stop by our showroom in Slidell, LA and see it up close. 📍 195 Commercial Square.

⭐ 5.0 · 230+ Google reviews
📞 Free estimate — link in bio

Outdoor kitchen in the Gulf South. 🏠Built to sit outside through a Gulf Coast summer. ☀️Grill surround, bar top and a ...
08/28/2026

Outdoor kitchen in the Gulf South. 🏠

Built to sit outside through a Gulf Coast summer. ☀️

Grill surround, bar top and a single seam. 😉

⭐ 5.0 · 190+ Google reviews
📞 Free estimate — link in bio

08/26/2026

Template day. We measure every space digitally so the stone fits the room, not just the drawing, and you approve the layout before a single cut is made. ✨

All within the two weeks between signing and install. ✅

📞 Free estimate, link in bio.

Not only was I impressed with the work of everyone involved. I was also impressed with how cordial they are, doing whate...
08/25/2026

Not only was I impressed with the work of everyone involved. I was also impressed with how cordial they are, doing whatever they can to please the customer."
Dennis W., homeowner in the Gulf South.

190+ reviews. 5.0 average. Seventeen years serving the North Shore and the Gulf Coast. ⭐⭐⭐⭐⭐

📞 Free estimate. Link in bio.

Bold, ink black veining flows across a pure white canvas in Calacatta Panda quartz, a pattern where no two slabs ever re...
08/21/2026

Bold, ink black veining flows across a pure white canvas in Calacatta Panda quartz, a pattern where no two slabs ever repeat quite the same. ✨

From that same striking veining comes this island countertop, becoming the true centerpiece of the room and a standout from every angle. 🤗

Schedule your free in-home consultation today and make your kitchen the highlight of your home. 📞 (985) 718-1158

08/15/2026

One dining table, endless ways to fall for it. ❤️

From classic to bold, every stone gives the same space its own personality. ✨

Schedule your free in-home consultation today and find the one that's yours. I ☎️ (985) 718-1158 I

John Reynolds loved his experience with us, and gave us five stars on Google. ⭐⭐⭐⭐⭐He shared how our team stayed in touc...
08/14/2026

John Reynolds loved his experience with us, and gave us five stars on Google. ⭐⭐⭐⭐⭐

He shared how our team stayed in touch every step of the way and completed his bathroom vanity top install in just a few hours, right here in the Gulf South. 🇺🇸

Schedule your free in-home consultation today and enjoy the same trusted service homeowners across the region count on with GNL. 🤝

📍 Serving Slidell and all of Gulf South.
📞 (985) 718-1158

This Bianco Antico granite countertop, finished with a clean mitered edge, brings real durability and craftsmanship to t...
08/13/2026

This Bianco Antico granite countertop, finished with a clean mitered edge, brings real durability and craftsmanship to this kitchen island. ✨

The dramatic charcoal veining is one more reason our clients trust us to get it right the first time. 😉

Ready to see it in your own kitchen? Schedule your free in-home consultation. 👇

📍 Visit our showroom: 195 Commercial Square, Slidell, Louisiana
📞 (985) 718-1158

Pacific Green quartzite forms over millions of years, as intense heat and pressure deep within Brazil's mineral-rich ear...
08/12/2026

Pacific Green quartzite forms over millions of years, as intense heat and pressure deep within Brazil's mineral-rich earth compress quartz sandstone into solid stone. ✨

That process gives every slab its own green and white veining, no two pieces ever alike, and a hardness built to bring that same natural artistry into your home. 🏠🤗

If that kind of natural beauty belongs in your space, the first step is scheduling your free in-home consultation. 👇

📍 Serving Slidell and all of Gulf South l 📞 (985) 718-1158

Chelsea Ary, a homeowner right here in the Gulf South, trusted GNL with her Dove White Marble vanity, and her 5-star rev...
08/08/2026

Chelsea Ary, a homeowner right here in the Gulf South, trusted GNL with her Dove White Marble vanity, and her 5-star review says it best: responsive, transparent, and a team that delivers exactly what they promise. ⭐⭐⭐⭐⭐

📍 195 Commercial Square, Slidell, LA 70461
☎️ (985) 718–1158

Address

195 Commercial Square
Slidell, LA
70461

Opening Hours

Monday 8:30am - 5pm
Tuesday 8:30am - 5pm
Wednesday 8:30am - 5pm
Thursday 8:30am - 5pm
Friday 8:30am - 5pm
Saturday 9am - 1pm

Telephone

+19857181158

Website

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