Expert Garage Finishing In Walnut Creek, CA

Reimagine Your Garage And Elevate Your Lifestyle

Here To Turn Your Vision For Your Home Into Reality

Kitchens Remodeled
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Bathrooms Remodeled
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Homes Remodeled
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Past Clients
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Modernize Your Kitchen Experience In Walnut Creek

Are you looking to make the most of your unused garage in Walnut Creek? Garage finishing is an ideal way to transform your neglected space into something functional and beautiful. At 3G Builders and Renovation, we specialize in tailoring our services to meet your unique needs, turning your garage into a cozy living area, fully equipped apartment, or anything in between. 

Whether you need a new home office, a place for guests, or simply a space to unwind, garage finishing opens a world of possibilities, giving you the flexibility to design a space just right for you. Plus, investing in garage finishing enhances your lifestyle and can add value to your property, making it an intelligent decision for the present and future.

Your Space, Your Way: Turn Your Walnut Creek Garage Into Your Dream Space

No two garages tell the same story in Walnut Creek. There are so many ways to enhance your life by finishing your garage. You can work in a quiet space, follow your dreams, improve your health, or enjoy your relaxation time. Below are some common ideas for repurposing this valuable space:

Popular Upgrades That Take Garage Finishing To The Next Level In Walnut Creek


Adding insulation to your garage helps regulate temperature, making it more comfortable throughout the year. It also reduces noise and energy costs if the garage is connected to your home.


Upgrading the lighting in your garage can greatly improve visibility and create a more pleasant atmosphere. Consider installing LED lights or adding additional fixtures to brighten up the space.

Electrical Upgrades

Depending on your needs, you may want to upgrade the electrical system in your garage. This could involve adding more outlets, dedicated circuits for heavy machinery or power tools, or even installing a separate electrical panel if required.


Upgrading the flooring can transform the look and feel of your garage. Options include epoxy coatings, rubber mats, interlocking tiles, or even hardwood or laminate flooring for a more luxurious finish.

Storage Solutions

Enhance the organization and storage capacity of your garage with custom storage solutions such as built-in cabinets, wall-mounted shelving, overhead storage racks, or slatwall systems. These upgrades help maximize space and keep your garage tidy.

Cabinetry And Workbench

Consider installing custom cabinetry or a workbench to provide a dedicated space for tools, projects, and storage. This upgrade can make your garage more functional and efficient for various activities.

HVAC System

If you plan to spend a lot of time in your garage, especially for hobbies or as a home gym, you may want to consider installing a heating, ventilation, and air conditioning (HVAC) system. This ensures a comfortable climate year-round.

Windows And Natural Light

If your garage lacks natural light, adding windows or skylights can brighten up the space and make it more inviting. It also provides ventilation and reduces the need for artificial lighting during the day.


Enjoy the convenience of being able to wash your hands or clean art supplies without having to leave your new space.


Add a bathroom to your finished garage, and elevate the space from simple storage to a versatile retreat, enhancing functionality and comfort in your updated space.

Security Features

Enhance the security of your garage by installing a security system, motion sensor lights, or reinforced doors. This helps protect your belongings and provides peace of mind.

Garage Finishing Gallery

Browse Our Gallery To Get Ideas For Your Home

Committed To Fulfilling Your Vision

We understand the value of your home and appreciate your trust in us.

Garage Finishing Pricing

Customize Your Garage To Meet Your Needs


Single-Car Garage

Starting At



2-Car Garage

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2+ Car Garage

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*Prices are averages and may vary depending on the size of your project and the materials used. You will get an exact quote for your unique project after the on-site consultation.

We want to learn about your vision for your home.

Once you fill out our contact form, we will follow up with a phone consultation to discuss your project more in-depth.

View our full, transparent process to learn more.

Your Happiness Is Important To Us

Please read our reviews to find out why homeowners enjoy working with us.

Heather HolmesHeather Holmes
15:04 07 Sep 23
I had the pleasure of working with Joe and his team for my recent home renovation project, and I couldn't be happier with the results. They were consistently on time, delivered high quality work, and maintained excellent communication throughout the entire process. Joe's attention to detail and commitment to customer satisfaction truly set them apart. I highly recommend Joe and his team for any construction project and look forward to working with them again!
Charles MasonCharles Mason
14:39 09 Aug 23
3G Builders and Renovation was able to give us exactly what we had imagined for our bathroom!😁 Our bathroom is absolutely stunning now compared to how outdated it was before. 10/10 would definitely recommend!!
Arthur RoldanArthur Roldan
14:03 09 Aug 23
Love there work A plus great customer service estimate was really good i will recommend to anyone in need of remodel 👍🏼
Joshua MartarellaJoshua Martarella
18:38 05 Jul 23
3G stands behind its work, which is the most important thing to me. They prepare you for what to expect and what may come up during the construction process and keep you abreast of what’s going on during the project so that there’s no surprises, and your expectations for your finished product are met. If you’re looking for a company to keep in regular communication so you are comfortable through out your renovation then this is the company for you.
Anthony LopezAnthony Lopez
03:01 25 Apr 23
3G Builders did a great job on our kitchen remodel! Work was done fast and efficiently and stayed within our budget! Appreciated the attention to detail and craftsman ship! Will definitely be using them for future renovations!
Joyce WuJoyce Wu
03:25 19 Mar 23
Joe and his crew were timely, professional, and kept me updated from start to finish. I always knew what to expect, and ended up with a high-quality remodel at a reasonable price. I’m extremely happy with 3G Builders!

Frequently Asked Questions About Garage Finishing In Walnut Creek

The cost for garage finishing in Walnut Creek varies based on the size and complexity of your project. For a standard single-car garage with basic finishing, insulation, drywall, and electrical work, you’re looking at a starting price of $5k to $10k. 

If you’re interested in more comprehensive upgrades, the Deluxe option for a 2-car garage starts at $25k, while the Premium option for a 2+ car garage with extensive customization and high-end materials begins at $35k. 

The time it takes to finish your garage in Walnut Creek depends on the package you choose. A standard single-car garage can be completed in as little as 2 weeks. For a more intricate 2-car garage with additional features, the Deluxe option may take 3 to 4 weeks. The extensive Premium option for a 2+ car garage with additional features and high-end materials may take 6 or more weeks. The timeline will be tailored to your project, ensuring quality workmanship within a reasonable time frame.

Epoxy-coated flooring is a popular choice for garages in Walnut Creek, and there’s a good reason for that. This type of flooring provides a durable and resilient surface resistant to chemicals, oil, and grease—common substances in a garage environment. The epoxy coating also creates a seamless and smooth surface, making it easier to clean and maintain. 

Its glossy finish can significantly enhance your garage’s appearance. Additionally, epoxy flooring can be customized with various colors and patterns, allowing homeowners to create a unique and personalized space. This combination of functionality, durability, and aesthetics makes epoxy-coated flooring an attractive option for garages, aligning with the needs of many homeowners.

Finishing your garage in Walnut Creek allows you to unlock a world of possibilities in your home. Not only does it elevate the overall appearance of your property, but it also adds significant value to your home. Whether you’re looking to create a personalized space for hobbies, extra storage, or to enhance your comfort, garage finishing turns an often-overlooked area into a versatile and appealing part of your living space. It’s an intelligent investment for both the present enjoyment and future returns.

Embrace New Possibilities With Garage Finishing