Home Additions and Room Expansions in Hawthorne CA

Expand Your Living Space Without Moving

Champion Construction Company helps homeowners in Hawthorne gain the space they need through smart, seamless home additions and room expansions. Whether your family is growing, you’re working from home, or you simply need more space for comfort and function, we deliver creative construction solutions that blend beautifully with your existing home.



Adding square footage can improve both your quality of life and your property’s long-term value. Our team specializes in designing and building customized home additions that reflect your goals, your style, and your timeline.

Our Home Addition Services

We provide full-service planning, design collaboration, and construction for a wide variety of home additions, including:

Master suite additions

Kitchen expansions

Home office builds

Second-story or vertical additions

Additional bedrooms or bathrooms

Living room extensions

Garage conversions and ADUs

Enclosed patios or sunrooms

We ensure each addition is structurally sound, aesthetically cohesive, and aligned with local codes and property regulations.

Custom Solutions That Match Your Home

A great home addition doesn’t just add square footage—it enhances the overall design and flow of your home. Our process begins with a detailed site evaluation and consultation. We then collaborate with designers and architects to create a plan that suits your layout and lifestyle, before executing with high-quality materials and construction expertise.

We coordinate:

Architectural drawings and structural planning

Utility extensions and code compliance

Foundation work and framing

Roofing, insulation, and finish carpentry

Flooring, painting, and electrical

Whether you want to expand your kitchen, add a full in-law suite, or create a new home office, we can bring your vision to life.

Built for Longevity and Style

Every residential project we complete is designed with long-term durability and aesthetic value in mind. We use high-quality materials, skilled tradespeople, and proven methods to deliver results that last. Whether your goal is to increase square footage, modernize your layout, or boost resale value, we tailor each project to your needs.

Why Homeowners in Hawthorne Trust Champion Construction

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Tailored Planning:

Every project starts with your needs and ends with your satisfaction.

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Experienced Craftsmanship:

Over three decades of building structurally sound, attractive additions.

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Seamless Integration:

We match materials, finishes, and floorplans to your current space.

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Licensed and Insured:

We meet all residential building requirements and safety standards in Hawthorne.

Schedule Your Site Visit & Get a Quote

Need more room to grow? Contact Champion Construction Company today to explore home additions and room expansion options in Hawthorne CA. Let’s design a space that fits your future.

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