Create

your Dream outdoor living space

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Improve your lifestyle
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Host Great Parties
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Increase Your Home Value
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Deck Builder in Canandaigua, NY

Make your dream outdoor living space a reality with a custom deck and additional features!

Patios
Porches
Decks
Pergolas

Additional Features

Outdoor Kitchens
Firepits and Fireplaces
Water Features
Masonry Features

“Dream come true.

We are over the moon happy with our new deck.”

- Angela R.
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Become a Master Host in Canandaigua with a new backyard deck.

  • Happy Friends Having Lunch

    Host Great
    Parties

    Make new and lasting memories with family and friends.

  • Home lifestyle woman relaxing enjoying luxury sofa patio furniture on outdoor patio

    Have a Place
    to Relax

    Let life’s worries behind as you enjoy the beauty of the outdoors.

  • Smiling man crossing his arms

    Be Proud
    of Your Space

     Become the envy of the neighborhood with your beautiful outdoor space.

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At Keystone Custom Decks, we believe having your dream outdoor living space designed and built should be an enjoyable and painless process.

  • Do you love hosting people, but you don’t love your available space?

  • Do you enjoy spending time outdoors, but your existing outdoor space is unattractive or unusable?

  • Do you have a vision for your dream outdoor living space, but you feel overwhelmed by the construction process?

We know what it feels like to not love your outdoor living space. That is why we have been a custom deck builder in Canandaigua for over 30 years.

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“We are absolutely thrilled with the front and back decks that Keystone built for us! From the design process with Mahlon to the crews who worked tirelessly each day to complete the process, Keystone is definitely a professional and skilled contractor.
They answered any question or concern we had as the project progressed and the finished product is just beautiful! I would recommend Keystone above all others without hesitation."
-John Ellis

We make a new deck in Canandaigua as easy as possible

  • 1

    Call Us

    We’ll learn more about your space and schedule an estimate.

  • 2

    Design Proposal

    Receive your quote and complimentary 3D rendering.

  • 3

    Installation

    Sign your proposal and watch your dreams become reality.

  • 4

    Enjoy

    Love the space you have to host parties and live!

3D Render Final Build
“Their 3D rendering really helped us envision what the final project would look like, and it helped guide us in making adjustments and changes to improve the functionality of the living space.”
- Lawrence Han  
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What you can expect with Keystone Custom Decks:

Turn-key Projects

We take care of every part of the construction process.

Lifetime Workmanship Warranty

We stand behind our work for life.

Integrity

We deliver on our timeframe and proposal promises.

Financing Available

We offer financing options through our partners.

"Great company that does awesome quality work, and most importantly really good people. Also very responsive - top customer service. Would recommend to anyone building a porch, patio, deck, etc."

- Bernard Budimir

"What a great experience with this contractor. After building my home and dealing with many different contractors I can safely say that Keystone is a cut above the rest. They handled all the bumps and dips that come with a larger project in stride and made our outdoor space amazing. The attention to finishing detail was greatly appreciated!"

- Andrew Martinez

"The crews that worked at our house were all great guys, talented, skilled, friendly and very willing to make sure the final product was something special. Everyone that sees our deck/ patio have made very favorable comments on the high quality of workmanship. Thank you Keystone for the outcome that we envisioned."

- Len Swain
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Custom Decks in
Canandaigua, NY

If you own a lakehouse or home in Canandaigua, 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.

Canandaigua
Deck Builder

To make your dream backyard a reality, we also know that you may want more than just a deck.  That is why we offer more than just custom decks.

We also offer the following:

All these features will make your backyard dreams come true and make you a master host, whether you live along Canandaigua Lake or in the surrounding area!