your family's dream swimming pool

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Improve your lifestyle
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Host Great Parties
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Increase Your Home Value

Take your outdoor entertainment & hosting to the next level with a truly custom pool!

Swimming Pool Contractor & Builder in Berwyn, PA

"Keystone is the best contractor we have ever dealt with. From initial contact to project finish and cleanup, they were responsive and professional.”

- John

" From the early planning stages to the ending finalizing stages, they never disappointed me in any way.”

- Chuck

Enjoy a fully custom swimming pool in your backyard

  • Infinity Edge

    Host Great

    Enjoy pool parties and backyard events with family and friends.

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

    Have a Place
    to Relax

    Leave life's worries behind you as you relax in the water.

  • Spillways

    Be Proud
    of Your Space

    Add value to your home and love your new swimming pool!

Download our catalog to see everything we offer with our custom pools!

At Keystone Custom Pools, we believe having your dream swimming pool designed and installed should be an enjoyable and stress-free process.

  • Are you ready to host amazing pool parties?

  • Do you want to spend more time outdoors with family and friends?

  • Are you looking for a turnkey swimming pool contractor who can make your deams come true?

We know what it feels like to not love your outdoor living space. That is why we install and build pools in Berwyn to make your dream outdoor area a reality. 

“Our thanks to everyone at Keystone that made our dream come true. They are all experienced and like what they do.

The project was completed ahead of schedule, and the project was well planned and expertly constructed. We love our new space!”


We make a pool as easy as possible

  • 1

    Talk To Us

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

  • 2

    Design Proposal

    Receive your quote and complimentary 3D rendering.

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    Sign your proposal and watch your dreams become reality.

  • Group of happy friends relaxing in swimming pool - Young people having fun in exclusive summer tropical vacation - Friendship, holidays and youth lifestyle concept


    Love your swimming pool and host great parties!

before 3D rendering after project completed

“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

What you can expect with Keystone Custom Pools:

Turn-key Projects

We take care of every part of the construction process.

Lifetime Workmanship Warranty

We stand behind our work for life.


We deliver on our timeframe and proposal promises.

Financing Available

We offer financing options through our partners.

Easily the best experience we've ever had with contractors of any type, across both residential and commercial experiences. Keystone was incredibly professional, they kept us updated on progress with permits and approvals without us having to check in, they were proactive, and once they got started building, they incredibly finished on schedule.

- Hagana

We had a wonderful experience with Levi and his crew: Josh and Melvin. They were incredibly hard workers, so kind and friendly, and built our dream space. We developed such a great relationship with them that we were sad to see them leave. Keystone is very professional and delivers an exceptional product! We would recommend them to everyone!

- Elise

Keystone designed a beautiful deck to my specifications. The deck was completed quickly and with good quality. Ivan and his crew were very professional and courteous and easy to work with. Ivan made sure to communicate clearly his expectations as frequently as needed, keeping me informed of progress and expected completion.

- Raymon

Swimming Pool Contractor FAQs

An average size for a home swimming pool is 16x35 or 560-600 square feet. Depth varies from pool to pool and depends primarily on the owner's preference. 

Yes, a swimming pool can easily be incorporated into a deck or patio. If you'd like help with envisioning this or brainstorming, our design team is happy to help! 

The time it takes to install a pool can vary depending the complexity of the project. However, most fiberglass pools take 3-4 weeks to install while concrete pools take 2-3 months to install. 

Anyone that ones a swimming pool and has young children should be careful to protect their children. You also need to know that there is a risk assumed with having a swimming pool. 

However, there are several things you can do to make a swimming pool more safe for children: 

1. Put a fence around your swimming pool

2. Add a safety cover if possible

3. Alarms that sound when a person or animal enters the pool.

4. Self-locking gates

5. Gradual slope from the shallow to deep end of the pool. 

Pools are fun no matter what shape they are in. And sometimes, people prefer specific shapes for certain reasons. 

However, rectangular pools are usually considered the most versatile and are the easiest to add pool accessories like water nets. 

Yes, we would be happy to help you design a swimming pool. 

Swimming Pool Installer in
Berwyn, PA

As a homeowner, you want a backyard that allows you to spend quality time with friends and family.  The problem is your current backyard isn't being fully utilized, but it's the perfect place for a swimming pool.  Keystone Custom Pools designs, builds, and installs beautiful custom pools throughout Berwyn so you can host great parties, make memories, and improve your lifestyle.

Are you a homeowner in Berwyn, PA, looking to create the perfect outdoor oasis in your backyard? Look no further than Keystone Custom Decks. 

We are the premier solution for transforming your outdoor space into a haven of relaxation and entertainment. Our team of skilled craftsmen specializes in designing and building custom decks and patios that seamlessly blend with your home's architecture and cater to your lifestyle. 

Whether you envision a tranquil retreat or a space for memorable gatherings, Keystone Custom Decks is dedicated to bringing your dream backyard to life.

Located in the heart of Chester County, Pennsylvania, Berwyn boasts a picturesque setting surrounded by scenic woodlands and rolling hills. The town exudes a warm and welcoming ambiance, making it a beloved place to call home. Berwyn's tree-lined streets, charming shops, and local eateries create a vibrant atmosphere for both residents and visitors to enjoy.

The top attractions in Berwyn include,

  • Jenkins Arboretum & Gardens: Embrace nature's beauty at Jenkins Arboretum & Gardens, featuring a stunning collection of plants and walking trails.
  • Valley Forge National Historical Park: Immerse yourself in American history at Valley Forge National Historical Park, where General George Washington's troops once encamped during the Revolutionary War.
  • The Mill at Anselma: Discover the historical significance of The Mill at Anselma, a beautifully preserved grist mill showcasing the area's industrial past.
  • Paoli Battlefield Historical Park: Visit the Paoli Battlefield Historical Park, a site commemorating the Battle of Paoli during the Revolutionary War.
  • People's Light: Enjoy captivating performances and theatrical productions at People's Light, a renowned regional theater.
  • Chester Valley Trail: Take a scenic bike ride or leisurely stroll along the Chester Valley Trail, offering picturesque views of the surrounding landscape.
  • Chanticleer Garden: Explore the enchanting gardens and art installations at Chanticleer Garden, a hidden gem for nature lovers.
  • King of Prussia Mall: Indulge in premier shopping and dining at the King of Prussia Mall, one of the largest shopping centers in the United States.
  • Tredyffrin Public Library: Engage in learning and cultural programs at the Tredyffrin Public Library, a community hub for education and connection.
  • Chesterbrook Village Shopping Center: Browse a variety of shops and restaurants at Chesterbrook Village Shopping Center, a convenient destination for locals.

Berwyn is home to a diverse community of individuals who appreciate its rich history and small-town charm. Originally known as "Cassatt's Corner," Berwyn's name was later changed to honor Berwyn, Wales. The town grew around the Pennsylvania Railroad, becoming a desirable residential community over time.

Berwyn boasts a stable and thriving economy, supported by a mix of local businesses, professional services, and retail establishments. Its proximity to major highways and regional attractions contributes to its economic vitality. The community's commitment to preserving its historical character and promoting sustainable growth ensures continued prosperity.

Homeowners in Berwyn, PA, can elevate their outdoor living experience with Keystone Custom Decks. Our team of skilled craftsmen is ready to collaborate with you to design and build a custom deck or patio that complements your home and transforms your backyard into a serene retreat or a lively entertainment space. 

Contact Keystone Custom Decks today to unlock the full potential of your outdoor living area. We proudly serve Berwyn and surrounding areas, creating exceptional outdoor living spaces that enhance your lifestyle and leave a lasting impression.

Ready to get started?