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  • Room Addition Contractor

Room
Additions

At Preferred Home Builders, we specialize in seamless room additions that enhance your home’s space, functionality, and value. Whether you need an extra bedroom, a home office, a sunroom, or an expanded living area, our expert team works with you from concept to completion. 

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  • Room Addition Projects to choose from

Types of Room Additions

Kitchen Additions

Expand your kitchen to enhance functionality and create a space perfect for cooking, dining, and entertaining.

More Space, More Possibilities

Expand your kitchen to enhance functionality and create a space perfect for cooking, dining, and entertaining.

Family Room Addition

Add a family room to create a cozy gathering space for relaxation, entertainment, and quality time with loved ones.

More Room for Memories

Add a family room to create a cozy gathering space for relaxation, entertainment, and quality time with loved ones.

Sunroom Addition

Enjoy natural light year-round with a sunroom addition, providing a seamless connection between indoors and outdoors.

Brighten Your Home

Enjoy natural light year-round with a sunroom addition, providing a seamless connection between indoors and outdoors.

Garage Addition

Increase storage and utility space with a garage addition, perfect for vehicles, tools, and even a personal workshop.

Expand Your Storage & Functionality

Increase storage and utility space with a garage addition, perfect for vehicles, tools, and even a personal workshop.

In-Law Suite Addition

Create a private, comfortable space for extended family with an in-law suite featuring a bedroom, bathroom, and kitchenette.

Comfort for Loved Ones

Create a private, comfortable space for extended family with an in-law suite featuring a bedroom, bathroom, and kitchenette.

Attic Renovation

Convert your attic into a functional living area, adding extra bedrooms, office space, or entertainment areas without expanding your home.

Maximize Your Space

Convert your attic into a functional living area, adding extra bedrooms, office space, or entertainment areas without expanding your home.

Home Theater Room

Transform your home with a theater room, bringing the cinematic experience to your own private space for movie nights.

Your Private Cinema Awaits

Transform your home with a theater room, bringing the cinematic experience to your own private space for movie nights.

Solarium

Add a solarium to bring in abundant natural light, creating a serene retreat for relaxation, dining, or plant enthusiasts.

A Room with a View

Add a solarium to bring in abundant natural light, creating a serene retreat for relaxation, dining, or plant enthusiasts.

Home Gym

Build a dedicated fitness space at home with a personalized gym, eliminating the need for gym memberships and travel.

Fitness at Your Fingertips

Build a dedicated fitness space at home with a personalized gym, eliminating the need for gym memberships and travel.

Home Office

Design a productive and comfortable home office, ideal for remote work, study sessions, or running a business from home.

Productivity Starts Here

Design a productive and comfortable home office, ideal for remote work, study sessions, or running a business from home.

Playroom

Give kids a fun and engaging play space with a dedicated playroom, designed for creativity, learning, and entertainment.

A Space for Fun & Creativity

Give kids a fun and engaging play space with a dedicated playroom, designed for creativity, learning, and entertainment.

Entertain in Style

Enhance your home with a dedicated dining area, perfect for family meals, holiday gatherings, and hosting guests.

Stress-Free Process

From concept to completion, we manage every step—design, construction, and final inspection—so you can enjoy a hassle-free experience.

Luxury & Convenience

Add a new bathroom to improve convenience, accommodate guests, and increase the value of your home.

Decades of Expertise

With over 27 years of experience and 3000+ completed projects, we bring unmatched knowledge and skill to every home remodeling job.

Master Bedroom Addition

Expand your home with a spacious master bedroom, complete with an en suite bathroom and walk-in closet for ultimate comfort.

Your Private Retreat

Expand your home with a spacious master bedroom, complete with an en suite bathroom and walk-in closet for ultimate comfort.

Unfinished Attic

Maximize your home’s potential by finishing your attic, transforming unused space into a functional and stylish new room.

Transform Your Space

Maximize your home’s potential by finishing your attic, transforming unused space into a functional and stylish new room.

Second Story Addition

Double your living space by adding a second story, ideal for growing families or homeowners needing extra bedrooms and bathrooms.

Second Story Addition –

Double your living space by adding a second story, ideal for growing families or homeowners needing extra bedrooms and bathrooms.
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Room Additions in Los Angeles

Transform your unused space into a functional, stylish, and energy-efficient living area with a custom room addition that fits your lifestyle.

Enhance your home with modern insulation, flooring, energy-efficient lighting, and premium finishes for maximum comfort and long-term value.

Our Los Angeles remodeling experts design and build custom room additions with precision, efficiency, and hassle-free project completion.

Room Additions improve functionality, increase property value, and create modern, spacious living areas tailored to your needs.

  • Frequently Asked Questions For:

Room Additions (F.A.Q)

What are the most popular room additions?

Many popular room additions include expanding the kitchen, adding a living space, or creating an entertainment area. These types of projects require careful planning to ensure they fit within your budget while still providing additional functionality and value to your home. Other common additions may involve adding bathrooms and bedrooms, as well as building a garage or open-air patio. If you’re looking to get a room addition added to your home in the Los Angeles area, just give us a call and we’ll be happy to help!

The timeline for a room addition project varies depending on the complexity and size of the project. Generally, you can expect the entire room addition process to take anywhere from three months up to one year, depending on your specific goals and budget. We understand that each room addition project is unique, which is why we work with you to determine the best timeline for your specific project. Our goal is to complete your room addition in a timely manner so that you can enjoy it as soon as possible

The average cost of a room addition depends on the size and complexity of the project. Generally, you can expect to pay around $50 per square foot for basic room additions, but prices may vary depending on your specific goals and budget. We specialize in customizing our projects to fit any budget, so we’re always willing to work with you to ensure the best possible outcome.

Additionally, we offer financing options that can help you better manage your budget while still getting the room addition of your dreams! So you don’t need to worry about having to come up with the money all at once—we’re here to help you get the job done; quickly and affordably.

When looking into adding a room to your home, you need to be aware of things like local building codes and permits. You’ll also want to consider the type of materials that will be used in the renovation project—this could have an effect on both the cost and quality of the job. And don’t forget about hiring qualified professionals for help—you don’t want to skimp on quality in the long run. With our help, you can find everything you need to add a room that is both attractive and functional. Let us be your guide

a basic single-story extension can cost anywhere from $35,000 to upwards of $100,000. Things like whether you have a detached garage, double garage, and how your garage door opening needs to be modified can all affect the cost. It’s always best to get a quote from a trusted professional before starting any project.

Preferred Home Builders has years of experience with garage conversions, and can provide a free consultation to discuss your needs. We have the skills and resources to transform your garage into whatever you can imagine. Whether you’re looking for more storage space, an extra bedroom, or even a new kitchen – we’ve got you covered. Get in touch today!

Yes, most room additions require permits to ensure compliance with local building codes and safety regulations.

Yes, a well-designed room addition can significantly boost your home’s value and appeal to future buyers.

Absolutely! Our team ensures seamless integration with your existing structure, matching architectural style, finishes, and materials.
The cost depends on size, materials, labor, permits, and any additional features like plumbing or electrical work.
In most cases, you can stay in your home, but certain phases of construction may require adjustments to your daily routine.
  • How It Works

Our Process for Your Room Addition Project

Step 1

Initial Consultation

Our room addition specialists begin with an in-depth site evaluation, discussing your vision, space requirements, and budget to ensure a seamless expansion. We assess structural integrity, zoning laws, and permit requirements to create a plan that maximizes functionality and home value.

Step 2

Design and Planning​

Our expert designers develop architectural layouts and 3D renderings tailored to your needs, ensuring the new space blends seamlessly with your existing home. We handle all necessary documentation, including city permits, structural assessments, and material selections, while optimizing for aesthetics and functionality.

Step 3

Construction​

With final plans approved, our skilled construction team executes the build with precision, from foundation and framing to electrical, plumbing, and finishing touches. Our commitment to craftsmanship guarantees a durable, stylish, and code-compliant addition, delivered on time and within budget.

  • Process for a room addition

Room Additions Schedule

  • Our Work

Room Additions Portfolio

Explore our portfolio of stunning transformations and exceptional craftsmanship!

interior remodeling / kitchen remodel

Luxurious Modern Kitchen & Dining Room Remodel in Calabasas

  • 2019-01-31

interior remodeling / kitchen remodel

Luxurious Modern Kitchen & Dining Room Remodel in Calabasas

  • 2019-01-31

interior remodeling / kitchen remodel

Luxurious Modern Kitchen & Dining Room Remodel in Calabasas

  • 2019-01-31
  • Start Your Dream Project

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Fill out the form to get a Free In-Home Design Session.

  • Testimonials

Happy Customers,
Happy World

Exceptional Craftsmanship

Dean and Alina made our project as manageable an low stress as possible. I really appreciated their thoughtfulness and help find solutions to both the design and processes...

Robert D.

Exceeding Expectations

As we wind down on my ADU project, I have to take a moment to thank the team for a job well done. From Tamir (the owner) to the most junior worker, the results have been beyond...

Deirdre J.

Transformative Results

We have an ADU and it's beautiful! Preferred Home Builders and specifically Tomir and Talia have helped us through every stage of this project. They guided us through design to...

Arden B.

A Team You Can Trust

I own a condo in Pasadena, CA, where permit rules, CC&Rs are pretty strict. Preferred Home Builders impressed me from the start! They began work soon after I signed the contract...

Alice B.

Attention to Detail

I met several other contractors but it was clear that Preferred were the experts in the Kitchen remodel category from the first meeting with Nir. They were transparent about pricing,..

Cesar S.

Professional and Reliable

We recently completed our kitchen renovation and are thrilled with the results! Team Isaac and Elba were incredibly supportive, quickly addressing any challenges we faced. We were...

S P.

Transform your home with Preferred Home Builders - Trusted General Contractors in Woodland Hills. Luxury kitchen remodeling, bathroom renovations, ADU construction, and whole-home remodeling. With 20+ years of award-winning craftsmanship. Licensed, bonded, and insured. Call us today for your dream home makeover.

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