Landscaping Orange County NY and the Hudson Valley Since 1992

What we do best

We love listening to our customers so we can turn their dreams into a beautiful backyard reality.
  • Landscape Design

    Landscape Design

    From plantings to fire pits; we will design an exquisite outdoor living space for you.

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  • Outdoor Kitchen Design

    Outdoor Kitchens

    Cornerstone Landcapes can design and build the outdoor kitchen of your dreams.

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  • Retaining Wall Design and Construction

    Retaining Walls & Steps

    We design and build functional retaining walls that accent your landscape.

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  • Walkways & Patios

    Let the experts at Cornerstone Landscaping create your dream patio or pool area.

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Landscape Architect New York

When it comes to landscaping, we know our stuff.

We are Orange County NY’s premier landscape design contractor.
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A little bit about us

The owner, Phil Conroy, is on site for every job Cornerstone does. This allows for personal attention and zero miscommunications resulting in the highest quality end result. Cornerstone Landscape and Design strives for perfection with every stone we place. We are not a lawn mowing company, we’re a full service design studio that creates exquisite landscapes to beautify your home and improve the value of your property.
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Outdoor Kitchen Installer

Outdoor Kitchens

Let us build your dream outdoor cooking space

Outdoor kitchens are the latest trend in landscape design. They make entertaining guests fun and easy and also greatly improve the value of your home. Cornerstone Landscape and Design service is the premier contractor for outdoor kitchen construction in Orange County NY. We design and build the best outdoor kitchens throughout New York’s Hudson Valley.

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Cornerstone is locally focused in Orange County New York. We exclusively use local stone quarries and nurseries, like EP Jansen Block Yard in Florida NY, for all of our inventory.

We cover many areas

We create landscape masterpieces all over New York’s Hudson Valley. You can find our work from Orange County NY to Dutchess County NY, to Ulster County NY and Westchester as well. We’ve got you covered wherever you are.

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See what our customers have to say about us

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Client Testimonials

Overall rating:

The unique thing about Cornerstone is that the owner is on site throughout the whole project.

Everything was done to a very high standard and we are beyond pleased with the end result.

- John P.
1/2

Client Testimonials

Overall rating:

My wife and I absolutely love the work that Cornerstone did for us. The front porch, walkway, and retaining wall look amazing!

- Dan H.
2/2

Get in touch

For every job that we do, the owner is on site from start to finish. This allows for personal attention and zero miscommunications. Everything we do completed to perfection. We are not a lawn mowing company, we’re a full service design studio dedicated to creating stunning outdoor living and entertaining areas in Orange County New York and NY’s Hudson Valley.
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Custom Firepit with Bench

Free In-Home Estimate

We provide free in-home estimates. Please call, email, or submit this form so we can schedule a time that works for you. There is absolutely no obligation.