Have The Outdoor Living Space Of Your Dreams

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You deserve a the perfect backyard living space for relaxing, hosting, and building lifelong memories.

We take your vision for your backyard and make your dreams come true with a custom deck.

Custom Deck Builder In Geneva, NY

Decks
Porches
Pools
Patios
Spas

Your Geneva Backyard Reimagined

Retreat

Unwind after a long day in your personal backyard retreat.

Gather

Be the master host for friends, family, and intimate gatherings.

Live

Make core family memories and create a legacy.

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100+ People On Your Side

We are not your typical contractor. From the initial design to the completed project, we believe you deserve a flawless experience.

That’s why every deck we build includes:

  • Design process that listens to your vision
  • A full 3D rendering
  • Turnkey process with one company
  • Superior craftsmanship and professionalism
  • Lifetime workmanship warranty
  • Commitment to communication, deadlines, and budget
  • Over 30 years of experience
  • Financing available

We Make A Custom Deck Stress-Free In Geneva

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    Schedule An Estimate

    Share your vision with our team.

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    Design Proposal

    See your space transformed with a 3D rendering and transparent proposal.

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    Hassle-Free Build

    Let our team bring your vision to life while handling every detail.

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    Enjoy Your Backyard Oasis

    Host, relax, and embrace the joy of your transformed space.

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3D Render After

“Our experience was nothing short of incredible. From initial concepts, to renderings, to picking out materials in the showroom all the way through to final construction - it’s been flawless. They were all extremely professional, courteous, hard-working and so easy to work with.”

- Lisa Graham

Additional Features For Your Geneva Deck

Outdoor
Kitchens
Firepits &
Fireplaces
Water
Features
Masonry
Features
Pergolas
 
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“We are happy with all aspects of our experience building a deck with Keystone.  The contract defined exactly what we wanted, and the finished product met all the specs.  We’re enjoying our new deck!”

– Carol Poole

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“My entire experience with Keystone was five star.  Every aspect of this transaction was conducted with professionalism.  I wouldn’t hesitate to recommend Keystone to anyone.”

– Lyn Strickler

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“Keystone built our deck in Summer of 2015.  The crew was extremely hard working and polite.  Overall, we are very pleased with our deck and we receive compliments on it all the time.  Keystone made our idea a reality.”

– Amanda Russo

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We cannot praise Keystone Custom Decks enough. The whole process was seamless. Mahlon took our vision and made it reality. The entire crew was exceptional. They were so professional, hard working and meticulous with everything from big decisions to the smallest details. We would highly recommend them and would definitely hire them again for any future projects.

– Ed & Claudine

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“Incredibly skilled and detailed workmanship!  Mahlon and his crew did an amazing job minimizing disturbance on our difficult, steep back yard. The deck is gorgeous and we couldn’t be happier with our choice of Keystone Custom Decks.”

-Bren Bunny

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What you can expect when Keystone builds your Geneva deck:

Turn-Key Projects

We take care of every step in the design and construction of your deck.

Integrity

We build your deck on schedule and on budget.

Lifetime Workmanship Warranty

We stand behind our workmanship for the life of your deck.

Manufacturer Product Warranties

Decking and railing materials come with manufacturer warranties.

Your Local Custom Deck Builder In Geneva, NY

If you own a home in Geneva or along Seneca Lake, you want a beautiful outdoor living space.  The problem is your current outdoor space might be unattractive or unused.  Keystone Custom Decks builds beautiful custom decks and outdoor living spaces so you can host great parties, make memories, and improve your lifestyle.

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Luxury Outdoor Deck Builder Serving Geneva

To make your dream backyard a reality, we know you want the custom design, layout, and features that are perfect for your family and home.