Expert Home Additions in Great Falls, VA
At Mosaic Design & Build, we help Great Falls homeowners create more space, comfort, and functionality in their homes with thoughtfully designed home additions. Since 2017, we’ve been partnering with local families to expand their living spaces in ways that feel natural, seamless, and stylish. From adding a sunlit room to a full second-story expansion, we ensure every addition fits your lifestyle while maintaining the charm and character of your home.
About Our Home Additions
Adding space to your home is more than just square footage—it’s about improving how you live. At Mosaic Design & Build, we provide full-service home addition solutions tailored to Great Falls residents. Our expertise includes second-story additions, master suite expansions, in-law suites, sunrooms, bump-out extensions, and open concept expansions. We guide you through every step, from initial planning and blueprints to construction and finishing touches, ensuring the addition blends seamlessly with your existing home.
Each project is personalized to meet your family’s needs, whether you’re creating room for a growing family, a new home office, or a relaxing retreat. We focus on structural integrity, design harmony, and quality craftsmanship so your home addition looks and feels like it was always part of your home.
Why Home Additions Matter
Home additions are a smart way to enhance your Great Falls property and lifestyle. They offer practical solutions while adding value and comfort. Here’s why they matter:
- Expanded Living Space: Add functional areas for your family, whether it’s an extra bedroom, a sunroom, or a private in-law suite.
- Increase Property Value: Well-designed additions can significantly boost your home’s resale value, giving you a return on your investment for years to come.
- Improved Lifestyle: Remodeling and expanding your home allows you to customize your environment, making it more comfortable, modern, and aligned with your day-to-day needs.
Seamless Integration: Thoughtful planning ensures your new addition complements your home’s architecture and the surrounding neighborhood aesthetic.
Why Great Falls, VA Homeowners Choose Us
Homeowners in Great Falls trust Mosaic Design & Build for their home addition projects because we combine local expertise, meticulous craftsmanship, and a personalized approach. Here’s why we’re the preferred choice
We know the style preferences, architectural trends, and building codes unique to Great Falls, ensuring your addition feels natural.
Since 2017, we’ve helped homeowners expand and enhance their homes, completing everything from small bump-outs to full second-story additions.
Every project is built using durable materials with careful attention to detail, so your addition lasts for decades.
We collaborate closely with you throughout the project, ensuring your vision is honored and the final result exceeds expectations.
Our Process
Our Home Additions Process
We make home additions simple, transparent, and enjoyable. Our step-by-step process keeps you informed and involved
We start by understanding your goals, needs, and budget. Whether it’s a sunroom, in-law suite, or full second-story, we listen carefully to your ideas.
Our team develops detailed blueprints tailored to your home, focusing on functionality, aesthetics, and seamless structural integration.
Our skilled builders bring your plans to life with precision craftsmanship, managing every detail to ensure quality and consistency.
Once complete, we walk you through the finished addition to confirm every element meets your expectations before the project is finalized.
Take a Look at Some of Our Work in Great Falls, VA
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Hear What Some of Our Clients in Great Falls, VA Have to Say
We’re proud of the trust local homeowners place in us. Here’s what some of our Great Falls clients have shared about their experience working with Mosaic Design & Build
EXCELLENT Based on 18 reviews Ali O2024-12-21Trustindex verifies that the original source of the review is Google. I wanted to have an addition done at my house and I contacted Mosaic Build Design in Sterling, VA. Mr. Yuksel and his team have been a great help with designing and obtaining permit. Their professionalism and expertise are commendable. While the design process was going on I had issues with water heater and he sent his plumber and electrician and got that taken care of right away. Saying Thank you will not be enough to express my gratitude towards them. Mr. Yuksel and his team goes above and beyond their call of duty. I highly recommend them for any home renovation and addition work. minoo samuel2024-11-30Trustindex verifies that the original source of the review is Google. Mosaic (Dennis) was responsive and he followed through with everything he said. He gave good design ideas keeping in mind functionality and price. He was flexible with our needs of project delivery timing. We had guests coming, and we needed the project at a point where they could stop for a week, and they did! We truly appreciated his flexibility there. Overall he is a pleasure to work with. The project was completed within the time frame and cost as expected. We would happily use Mosaic services again! Sarah Kang2024-07-25Trustindex verifies that the original source of the review is Google. Mosaics finished a very large scale outdoor deck/patio for my 3.5+m brand new construction. Dennis the owner is very humble and kind and gave me a very fair price and never raised the price throughout the project. Most importantly he returned to fix all the minor details that I wanted addressed. This is my 7th home and worked with many many contractors over the years and he is definitely one of the best! Ali Sajjad2024-03-07Trustindex verifies that the original source of the review is Google. Dennis and his Team at Mosaic Design and Build did a remarkable job building our extension. Dennis and his Team were meticulous with their approach and exceeded all our expectations. Their professionalism and attention to detail was off the charts. Its my pleasure and previlege to recommend Mosaic Design and Build to any homeowner planning to build an extension for their home Hamdi Demirkol2024-02-27Trustindex verifies that the original source of the review is Google. Not recommended. see attached, two bathroom is leaking to first floor and one toilet is leaking to basement. Huge serious defects all over the house. Ravi Gupta2024-02-05Trustindex verifies that the original source of the review is Google. I'm thoroughly impressed with Mosaic. They truly exceed expectations, demonstrating a commitment to thoughtful decision-making. Although the project has extended beyond the anticipated timeline, their consistent communication and clear explanations regarding permitting challenges, weather conditions, and change orders have been greatly appreciated. Dennis, the company's leader, is fantastic. I wholeheartedly recommend them without any reservations. Lyd2023-12-29Trustindex verifies that the original source of the review is Google. Dennis and his team surpassed my expectations with their exceptional work on my deck, patio, and fireplace. I highly recommend this contractor to anyone in need of a reliable, skilled, and creative team for outdoor construction projects. James Hollowell2023-12-22Trustindex verifies that the original source of the review is Google. Dennis and his crew did a fantastic job on my garage expansion. They matched the brick perfectly and the detailed finish is a work of art. Samih Bakan2023-12-16Trustindex verifies that the original source of the review is Google. Working with Mosaic Design and Build on the remodeling of my basement and the installation of a beautiful kitchenette was an exceptional experience. Their professionalism, from design to completion, was evident throughout the entire process. The designs they proposed were outstanding and truly enhanced the space. The product quality they utilized exceeded my expectations, and I am delighted with the final result. I highly recommend Mosaic Design and Build for their exceptional service and top-notch craftsmanship.

571-520-4088
Common Question
Frequently Asked Questions
Timelines vary depending on the size and complexity of your project. Smaller additions, such as bump-outs or sunrooms, may take 4–6 weeks, while second-story expansions could take several months. During your consultation, we’ll provide a detailed project schedule.
Costs depend on the scope of work, materials, and design. We provide free, detailed estimates to help you plan and budget for your project with confidence.
Absolutely. Whether you need a single-room bump-out, a sunroom, or a dedicated in-law suite, we specialize in customized additions that meet your unique needs.
Yes! We serve homeowners in Great Falls, VA, and surrounding neighborhoods, bringing our full-service home addition expertise directly to your property.
We focus on seamless structural integration, matching your home’s style, rooflines, and architectural details so the new space feels natural and cohesive.
Yes. We can redesign layouts to remove walls or create connected living spaces, offering a modern, open concept that enhances flow and usability.
Yes, we design and construct both master and in-law suites, ensuring comfort, privacy, and high-end finishes that enhance daily living.
We handle everything from design, blueprints, and permits to construction, finishing, and final inspections. You receive a turnkey experience with no surprises along the way.