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Room Additions

Room Addition Project in Los Angeles County
Room Addition in Ventura County

The Most Professional Room Addition Contractor for Your Home Improvement Project

If you are looking for the top Los Angeles room addition contractor for your home improvement project, look no further. At Colossal Builders, we provide end-to-end contractor services for both interior and exterior spaces. We are experienced in handling wide-ranging projects right from paved patios, pool decks, walkways, driveways, outdoor kitchens to home remodeling projects. Whether you desire a one-room addition, an outdoor room or a second-story, we can make it all happen.
We have been expanding living spaces with professional room addition service in Los Angeles and surrounding areas of San Fernando Valley, Santa Clarita, Simi Valley, West Los Angeles, and Ventura County.

As one of the top Los Angeles room addition contractors, we have decades of experience in handling different types of room additions including: second story addition, playroom addition, office or study addition, gym addition, garage addition, game room addition, bedroom addition, bathroom addition, suite addition, indoor or outdoor dining addition.

Full Suite of Room Addition Services

If you are looking for a licensed general contractor to help you add an additional room to your home,
you can count on the room addition experts at Colossal Builders to complete every step of the project from start to finish.
At Colossal Builders, our full suite of room addition services includes services such as:

Design

Design

Every great room addition starts with a well-thought-out design. When you choose to work with Colossal Builders, we’ll listen carefully in order to fully understand your vision for your room addition then construct a 3D design blueprint that our experienced contractors can follow to build the room addition of your dreams.

Permitting

Permitting

At Colossal Builders, we take the headache and hassle out of adding a new room to your home by working on your behalf to acquire all of the necessary permits for your room addition.

Masonry

Masonry

Like new home construction, building a room addition requires a number of masonry and carpentry services such as laying a foundation, building footing, building a retaining wall, and more. Thankfully, these are all services that we are proud to offer as part of our full suite of room addition services.

Plumbing Services

Plumbing Solutions

If your new room addition is a room that requires plumbing such as a bathroom or a kitchen, you can count on the plumbing experts at Colossal Builders to install all of the pipes and fixtures that your new room requires.

Electrical Works

Electrical Works

From the wires you never see to the lighting fixtures that are a focal point of your new room, the expert electricians at Colossal Builders are able to ensure that your new room is properly wired and all of your electrical fixtures are professionally installed.

Wall Insulation

Insulation

At Colossal Builders, we work to help keep your energy bills as low as possible by offering professional insulation services as part of our full solution for room additions.

Planning

During the planning phase, we will work closely with you, the client, in order to fully understand your requirements as well as answer any questions you might have about home addition cost and more. We’ll then work to create 3D models and blueprints based on the instructions that you provide. Once you’ve approved these blueprints, we’ll work to obtain all necessary permits before moving on to the construction phase.

Professional Room Addition Contractor in Your Area

As a five-star Yelp-rated remodeling contractor in Los Angeles area, we have been transforming interiors and exterior spaces in countless homes. During the appointment, our home improvement expert visits your home to get an in-depth understanding of your room additions requirement, dimensions, design, budget, and time specifications. We then evaluate all available options to choose the best type of materials, design, and dimensions while giving you a transparent and detailed free estimate.

Our highly trained, fully licensed, and insured team is adept at 3D designs and rendering to give you the benefit of a 360-degree view of your room. While our 3D rendering enables you to visualize every detail before finalizing the project, it helps you make any modifications necessary. Looking to expand your living spaces? A well-planned and constructed room addition can do wonders to your interior spaces while boosting your property value. For a free estimate, get in touch with us today at 818-334-5758!

Construction

Once all of the blueprints have been finalized and all necessary permits have been obtained, our expert contractors will show up at your home to begin construction on your new room addition. At Colossal Builders, we are able to build a new room from the ground up, completing all necessary tasks such as laying a foundation, building walls, installing plumbing and wiring, installing insulation, and more.

We Pay Top Priority to Service Excellence

We are able to adhere to stringent deadlines which ensures minimal downtime and zero hassles to homeowners. We source nothing but the best quality of materials including floor, wall tiles, fixtures, sealants and other accessories. As one of the top Los Angeles room addition contractors, we pay top priority to customer satisfaction and service excellence. While we customize design and construction to meet the individual taste and budget requirements, we guide you on choosing the most suitable options.

With our team of highly creative and professional designers and constructors, the possibilities are endless. We can design and construct custom garage addition, build an addition on top of your existing garage, add a workroom or convert a garage into living space. From a compact gym for smaller homes to a large outdoor or indoor sports court, we can handle any type of gym room addition.  When it comes to bedrooms or bathrooms, we can provide endless design options ranging from rustic, contemporary, modern to classic themes.