ADU, Garage additions & Pergalas Builder in Knoxville & East Tennessee
Garages, Garage Conversions & In-Law Suites
You need more space, but moving isn’t the solution. Maybe your parents are growing older and require a convenient place to be in. Maybe you are looking for a rental, a private home office, or space for grown children. Your space could be right in your own backyard or garage!
You need more space, but moving isn’t the solution. Maybe your parents are growing older and require a convenient place to be in. Maybe you are looking for a rental, a private home office, or space for grown children. Your space could be right in your own backyard or garage!
It’s here we can help. With Knoxville, TN homeowners counting on them for their trust, Craftmaster transforms unused space into a stunning, functional living space. For more than 30 years, we’ve completed ADUs, garage builds, and in-law suite projects across Knoxville, Powell, Oak Ridge, Halls, Clinton, LaFollette, Andersonville, Rocky Top, and all of East Tennessee.
Why Choose Craftmaster as Your ADU Builder in Knoxville & East Tennessee?
Eager to expand your home, but not sure where to start? You’ll be putting a lot of money into your living area, so it’s important to hire the right builder. When homeowners across Knoxville and East Tennessee need more space without moving, they trust Craftmaster to make the process simple and stress-free. Here are some of the things that make us the best ADU builders KnoxVille, TN, that you can trust.
30 Plus Years of Experience
Having over 30 years of experience, we’ve developed everything. We understand how to provide quality work on time and have the experience to back it up.
We Handle the Hard Parts
Backyard projects constantly get screwed up by permits and zoning. We do these for you. There are rules when it comes to building an accessory dwelling unit Knoxville, TN, with our team, and we know them well. Your project goes forward without the headaches.
Honest, Up Front Pricing
No surprise charges. No moving targets. We provide up-front, detailed pricing, so you know what to expect from day one.
Quality That Lasts
We build to last, not just to pass inspection. Our craftsmanship shields us from the following:
- Spaces being built to last, with your investment.
- Your home’s value, additions that buyers crave!
- Your family, in a comfortable and private living space.
- You can count on a team you can trust for your peace of mind.

Our Garage and ADU Services in Knoxville & East Tennesse
Each property is different, and each goal is unique. As a full-service detached garage builder Knoxville, TN, and ADU specialist, we offer the full range of services to add the space you need. From garage conversions in Knoxville to detached garages in Powell and ADUs in Oak Ridge, we help homeowners across East Tennessee create extra space that fits their lifestyle.
Accessory Dwelling Units
An ADU is one of the best value-added and flexible additions to your property. We custom design an accessory dwelling unit Knoxville, TN, to your needs and specifications for rental income, guests, home office, or family. It’s an additional room that pays for itself over the years.
Garage Conversions
Have an unused garage? A garage conversion Knoxville, TN, transforms that unused space into a bedroom, office, studio, or apartment. It is often the quickest and least expensive method of creating an actual living area in your house.
Detached Garages
Interested in storage, workshop, or space above the garage? We are an expert detached garage builder Knoxville, TN homeowners can trust to construct distinct garages that suit the requirements of your home and your needs, from the simplest to the most complex designs!
In-Law Suites
Stay in touch with family and have space away from them. Our in-law suite addition Knoxville, TN, provides comfortable and private living spaces, ideal for ageing parents or adult children. It’s the way to share a home with your family while still having space to grow. Families across Halls, Andersonville, Clinton, and Rocky Top rely on Craftmaster for practical living additions that feel like a natural extension of the home.
Serving Homeowners Across All of East Tennessee | Garages & ADUs in Every Market
If you’re seeking additional storage space, extra living room or rental income, a new garage or ADU is a tangible value. No matter if you live in East Tennessee, Craftmaster constructs your home properly. This is where we operate:
Garages & ADUs Builder in Knoxville, TN
Our home base and busiest market is Knoxville. We have added square footage and value to homes in Knox County (permitted, built and finished) from detached garages in West Knoxville to in-law suites in North Knoxville.
Garages & ADUs Builder in Oak Ridge, TN
Residents of Oak Ridge, 25 miles west of Knoxville on I-40, rely on Craftmaster for home additions and ADUs of the same caliber as big city projects. More space, more value and no runarounds with permitting.
Garages & ADUs Builder in Clinton, TN
Clinton, being the County seat, has lots that are large enough to consider garages and ADUs as a good investment. We construct ADU's and durable garages for Clinton homeowners that increase the utility and value of their home.
Garages & ADUs Builder in Powell, TN
Stylish additions to Powell's neighborhoods north of Knoxville on US-25W make for great places to add. In addition to offering Powell homeowners garages and ADUs crafted on schedule, fully permitted, and built to last, Craftmaster also provides construction services.
Garages & ADUs Builder in LaFollette, TN
Campbell County homeowners require a builder who can deal with the entire job. We handle full garage and ADU construction from permits to walk through without the hassle for LaFollette.
Garages & ADUs Builder in Halls, TN
Halls is a tight-knit North Knox community that has room for home expansion. We treat the Halls garage/ADU construction the same way we treat all markets: permitting, building and a clean handover.
Garages & ADUs Builder in Andersonville, TN
The larger lots in Andersonville have created some opportunities for garages and ADUs. We provide complete construction services and the “people first” philosophy that we are known for throughout East Tennessee for Andersonville.
Garages & ADUs Builder in Rocky Top, TN
Rocky Top residents in Campbell County can rely on Craftmaster to provide garages and ADUs that are not only built to code, but built to last. We are among the few builders that routinely builds homes in Knox and Campbell County.
How Does Our Build Process Work?
You should never feel like you’re lost in your own project. From the beginning, we make things simple for you as your ADU builder Knoxville, TN.
Every solution begins with a free consultation to learn your goals.
We provide a design plan and a fair estimate
Permits and all are built with quality craftsmanship
We wrap with a walk-through to ensure you’re in love with it!
Whether your property is in Knoxville, LaFollette, Powell, Oak Ridge, or anywhere across East Tennessee, you’ll receive the same quality craftsmanship and clear communication from start to finish.

You’ve been needing more room for a long time, and the solution could be in your very own neighborhood. From accessory dwelling units and garage conversions to detached garages and in-law suites, Craftmaster is the best ADU builder Knoxville, TN, families count on for quality construction and a stress-free process.
Don’t delay the space your family needs. Work with a group with 30+ years of successful experience and a reputation for trust.
Call Craftmaster today or request your free quote. Let us build your extra space. We proudly serve Knoxville, Powell, Andersonville, Halls, Oak Ridge, Rocky Top, LaFollette, Clinton, and all of East Tennessee. Let us build your extra space.
Ready to Add the Space Your Family Needs? Call Craftmaster!
ADU Builder
Residential Space
Knoxville TN
Frequently Asked Questions
What is an ADU?
An accessory dwelling unit (ADU) is a small, separate dwelling on your land. It may be a separate structure, a garage attachment, or a converted garage. We are an ADU builder Knoxville, Powell, Andersonville, Halls, Oak Ridge, Rocky Top, LaFollette, Clinton, and all of East Tennessee with years of experience, and we offer them for rental income, family, or additional space.
What is the price of an ADU in Knoxville?
It varies with the size, type, and finishes. Garage conversions Knoxville, TN, are typically less expensive than a new stand-alone building. We give you a detailed, line-by-line estimate that’s transparent and up front, avoiding any surprises.
Do I need a permit to build an ADU?
Yes, most ADUs and garage projects must have permits and comply with local zoning regulations. The permitting process will be taken care of for you when it comes to your accessory dwelling unit Knoxville, TN, and you won’t have to hassle with paperwork.
Does an ADU increase my home’s value?
Absolutely. Some of the best home construction returns include ADUs and in-law suites. These include additional space, rental income, and future resale value.
On average, how long does it take to construct an ADU?
This is dependent on size and scope. An in-law suite addition Knoxville, TN, or a garage conversion might take a few weeks, but a detached unit will take longer. Once you have presented your plans, we provide you with a realistic time frame, and then we follow through.
