Los Altos Home Addition Contractor

Expand your space. Expand your pleasure.

Serving Santa Clara and San Mateo counties and parts of the East Bay. See our complete list of Bay Area cities we serve.

Looking to expand your living space without leaving the home you love?

At Bay Builders & Remodeling, we specialize in custom home additions that enhance your lifestyle, increase your home’s value, and blend seamlessly with its existing design. With our unwavering commitment to craftsmanship, attention to detail, and eco-friendly building practices, we deliver spaces that are not only tailored to your needs, but are built to last. 

We build these types of home additions…

  • Second Story Addition – Expand upward with a full or partial second level.
  • New Bathroom – Add convenience with an extra bath or luxury master suite.
  • Walk-In Closet – Create functional and stylish storage solutions.
  • New Bedroom – Perfect for a growing family or welcoming guests.
  • Home Office – Design a dedicated workspace to boost productivity.
  • Accessory Dwelling Unit (ADU) – A standalone unit for rental income, extended family, or guests.
  • Recreation or Family Room – Build a spacious area for entertainment and relaxation.
  • Sunroom – Bring the outdoors in with a bright and airy sunroom.
  • Artist’s Bungalow – A personalized studio for creative pursuits.
  • Expanded Kitchen – Enhance one of your home’s most important spaces.

Why consider a home addition?

Why consider a home addition?

Increased Home Value

A thoughtfully planned and expertly built home addition is one of the best ways to boost your property’s value. Expanded spaces are highly desirable to prospective buyers, offering both functionality and aesthetic appeal. 

At Bay Builders & Remodeling, we ensure that every detail contributes to the long-term value and comfort of your home, giving you an investment that pays off today and tomorrow.

Enhanced Functionality

A home addition allows you to reimagine your living space to suit your family’s unique needs. Whether you dream of a larger family room for gatherings, a serene sunroom for relaxation, or a functional home office, we create spaces that improve how you live. 

Our expert team ensures your new addition integrates seamlessly with your existing home, combining practicality with thoughtful design. From initial consultation to final build, we’re here to bring your vision to life.

 

Accommodate Life Changes

Life evolves, and your home should evolve with it. A home addition can help you adapt to changing needs, such as accommodating a growing family, caring for aging relatives, or creating a flexible multi-use space. 

Whether you’re planning a nursery, an in-law suite, or a recreational room, we’ll design a space that serves your needs now and in the future.

Accommodate Life Changes

Life evolves, and your home should evolve with it. A home addition can help you adapt to changing needs, such as accommodating a growing family, caring for aging relatives, or creating a flexible multi-use space. 

Whether you’re planning a nursery, an in-law suite, or a recreational room, we’ll design a space that serves your needs now and in the future.

From floor to ceiling, we handle all parts of the room addition…

ADU construction

At Bay Builders & Remodeling, we combine expert craftsmanship with innovative design to create new spaces that improve your quality of life. 

And as a general contractor, we manage the entire project from concept to completion so you don’t have to.

Our reputation in and around Los Altos keeps on growing…

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And now you can eliminate the guesswork in your new room addition with 3D renderings!

What floorplan should you choose? And what about the wood, the doors, the hardware and the countertops? What if you make the wrong decision and then you have to live with it? This is the value of 3D rendering, a new service we’re offering here at Bay Builders for all our clients in Los Altos.

Hard to believe, but these are 3D renderings of girl’s and a boy’s bathrooms.

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General contractor home construction and remodeling bay area