Room Additions

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.

Types of Room Additions

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

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.

As a five-star Yelp-rated remodeling contractor in Los Angeles area, we have been transforming interiors and exterior spaces in countless homes. Our simplified process involves three easy steps that begin with your booking an appointment with our home improvement experts. A dedicated project manager then 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. 

We Pay Top Priority to Service Excellence

With a streamlined and efficient process of installation, 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.

Contact Us

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!

21354 Nordhoff St Chatsworth, CA 91311