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Local Expert Room Addition Contractor - Campbell, CA

Expand your home and experience a seamless, turnkey room addition process with our experts guiding you every step of the way, ensuring a hassle-free project management from start to finish.

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Why Choose Us?

Trusted Quality

Your satisfaction is our top priority, and we're dedicated to expanding your home from plan to reality. With an impressive 4.9 out of 5-star rating from numerous reviews, our commitment to quality shines through in every project. Our skilled team is regularly trained across multiple trades and stays updated with the latest trends, ensuring you receive innovative solutions and exceptional service every step of the way.

Peace of Mind

Have peace of mind knowing that we are a local and family-owned business. Our knowledge of local regulations and relationship with the local city in expediting your permits have been honed in our 20 years of experience. We treat every project with dedication as if they're ours, extending our support with an unmatched three (3) years project warranty in Campbell. This comes with a complimentary annual project inspection for up to 3 years on top of the 10-year warranty on structural components.

Hassle-Free

Experience a seamless room addition experience with our complete range of services, designed to meet all your home home improvement needs. We offer customized solutions crafted to fit your lifestyle and preferences. Our complete team of experts from Architects, Designers, Engineers, to Builders are here to support and guide you at every stage, from initial planning and design through construction to the final, move-in-ready phase.

What Our Clients Say

Our Projects

Scope of Work

Our scope of work for room addition includes, but are not limited to, the following:

  • Architectural Design

  • Engineering Services

  • Permitting Assistance

  • Demolition and Site Preparation

  • Foundation Construction

  • Construction and Framing

  • Electrical Wiring and Lighting Installation

  • Plumbing Installation

  • HVAC Installation

  • Insulation and Weatherproofing

  • Drywall Installation and Finishing

  • Flooring Installation

  • Painting and Finishing Touches

  • Cleanup and Waste Removal

  • Final Inspections

  • Interior Design and Decorating

More Services Offered

We also provide professional and expert services for:

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Call us now to have a free phone consultation for your home construction and improvement needs.​

Our Process

01

Initial Consultation

Start with a phone consultation at 408-600-0448 to discuss your project goals and budget, laying the groundwork for a successful project.

initial consultation with a general contractor over the phone

02

On-Site Consultation

Our project manager visits your property to assess the space and review building codes, ensuring a tailored approach to your needs.

on-site consultation with a general contractor in Bay Area

03

Design & Estimate

We provide a custom design and detailed estimate, outlining the scope and timeline for your project.

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04

Permits Acquisition

We handle all permitting with local and city authorities, ensuring full compliance with California building codes.

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05

Construction

Our skilled team executes the construction with precision, providing regular updates and maintaining high-quality standards.

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06

Quality Control & Support

We perform thorough inspections and offer post-completion support with a 3-year project warranty to ensure your satisfaction and project durability.

3 years project warranty

Frequently Asked Questions

1. What room addition services do you provide in Campbell?

We offer a variety of services, including building extensions, converting garages into living spaces, adding new bedrooms or bathrooms, and creating custom-designed rooms to meet your specific needs.

2. What is the average cost of a room addition in Campbell?

The cost of a room addition in Campbell can vary significantly depending on the size, scope, design, and materials used. On average, expect to pay between $100 and $300 per square foot. Call us to get a free estimate.

3. How long does it take to complete a room addition in Campbell?

The duration of a room addition project in Campbell varies with its complexity and size. Typically, it could take anywhere from a few weeks to several months to complete, depending on these factors.

4. Do you handle the necessary permits in Campbell?

Yes, we can manage the process of obtaining the required permits and ensure compliance with local building codes and regulations.

5. What types of room additions are popular in Campbell?

Popular room additions in Campbell include additional bedrooms, home offices, expanded kitchens, sunrooms, and in-law suites, designed to complement the local lifestyle and climate.

Your Trusted Room Addition Contractor in Campbell, CA

imagine unique remodels team

20+ Years Experience

Delivering craftmanship with over two decades of industry expertise.

Complete Team of Experts

Guiding you in every step by our trained & certified professionals.

Family-Owned & Operated

Treating every project with care as if it were our own home.

Premium & Luxury Quality

Partnering with top-tier suppliers for premium quality.

Licensed & Fully Insured

Letting you rest easy with the security and peace of mind.

5-Star Reviews

Bringing your visions to life with commitment and excellence.

If you're looking for a premier room addition contractor in Campbell, Imagine Unique is the top choice.


As the exclusive provider of a 3-year service warranty in Campbell, we stand by our commitment to quality and customer satisfaction. This guarantee reflects our confidence in the durability and superior craftsmanship of our work.


Family-owned and operated, we ensure every project receives a personal touch and commitment to the highest standards. We treat each client like a member of our family, addressing their needs with meticulous care.


Drawing on 20+ years in the industry, we have fine-tuned our expertise to guarantee that every addition integrates seamlessly with both the look and functionality of your home.


Imagine Unique differentiates itself from other contractors through our relentless pursuit of excellence and our knack for transforming your vision into reality with accuracy and care. We dedicate time to understand your specific needs and partner with you throughout the entire journey, from initial consultation to final inspection.


Using the latest methods and premium materials, our skilled professionals deliver outcomes that go beyond what you expect.


Trust Imagine Unique with your room addition project and feel the difference a committed and experienced team can make. Your ideal space is just a phone call away, and we are here to turn it into reality for lasting enjoyment.

Have Peace of Mind with our Three (3) Years Project Warranty!

Plus, enjoy a complimentary annual inspection for three (3) years on top of the 10-year warranty on structural components.

warranty for home remodeling project




About Campbell, CA

Among the unique attractions in Campbell, California, is the Orchard City Green, a sprawling urban park that stands as a testament to the city's agricultural roots. Built on the site of former orchards, this park not only offers recreation and relaxation in the heart of the city but also hosts a variety of community events, including outdoor concerts and cultural festivals. The integration of this green space into the urban environment honors Campbell's historical identity as "The Orchard City," blending its agricultural past with present-day urban living.

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