top of page
1-web-or-mls-DSC09816.jpg

Local Expert Room Addition Contractor - San Jose, 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.

room addition 01
room addition 02
room addition 03

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 San Jose. 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:

​​​

​​

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.

general contractor in bay area working on estimate

04

Permits Acquisition

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

general contractor with a permit

05

Construction

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

team of builders doing a construction

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 is the average cost for a room addition in San Jose?

The average cost of a room addition in San Jose can vary significantly based on the project's size and complexity. Homeowners can expect to spend between $250 and $500 per square foot for a high-quality room addition. Call us to get a free estimate.

2. How long does it take to complete a room addition project in San Jose?

The timeframe for completing a room addition in San Jose depends on the project's scope and complexity. Typically, the process can take several weeks to a few months, including planning, permitting, and construction phases.

3. What are popular room addition options in San Jose?

Popular room addition options in San Jose include expanding kitchens, adding bedrooms, creating home offices, sunrooms, and in-law suites. These additions are designed to enhance living spaces and align with the local architectural style.

4. Do you handle building permits in San Jose?

Yes, as an experienced room addition contractor in San Jose, we can manage all necessary building permits and ensure that your project adheres to local building codes and regulations.

5. How should I prepare my home for a room addition project in San Jose?

Preparing your home for a room addition involves clearing the construction area, discussing potential disruptions with your contractor, and arranging temporary accommodations if the project will significantly impact daily living.

Your Trusted Room Addition Contractor in San Jose, 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.

When you need a top-tier room addition contractor in San Jose, Imagine Unique is the clear choice.


Our status as San Jose's sole provider of a 3-year service warranty underscores our commitment to quality and customer satisfaction. This warranty offers peace of mind and highlights our trust in the exceptional durability of our work.


Family-owned and operated, we deliver a personal touch and uphold exceptional standards in every project. We treat every client like family, making sure their needs are addressed with dedicated care and attention.


Our 20+ years of industry experience have sharpened our skills and processes, making sure each addition enhances your home's beauty and functionality.


Imagine Unique stands out from other contractors due to our relentless dedication to excellence and our skill in transforming your vision into reality with precision and care. We make it a point to understand your specific requirements and partner with you throughout the entire process, from the first consultation to the final inspection.


By employing cutting-edge techniques and high-quality materials, our team of experts consistently delivers results that exceed your expectations.


Trust Imagine Unique with your room addition needs and witness the difference a truly devoted and experienced team can make. Your ideal space is just a call away, and we are here to turn it into a long-lasting reality.

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 San Jose, CA

San Jose, California, holds a treasure trove of history and culture, with the Winchester Mystery House serving as one of its most enigmatic landmarks. This sprawling mansion, with its labyrinthine layout of 160 rooms, was continuously built upon for 38 years by the widow Sarah Winchester, supposedly to confuse the spirits she believed haunted her. Today, it stands as a fascinating attraction that draws visitors from all over, eager to explore its mysterious passageways, staircases that lead nowhere, and doors that open into walls.

bottom of page