Custom ADU & Garage Conversion Builders in [City Name] & Surrounding Areas

From attached and detached ADUs to full garage conversions, we design and build modern accessory dwelling units from the ground up

  Custom-Built. NOT PREFAB!

  Permitting & Design Included

Get a Free Consultation

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Free Appliance Package with Your New ADU!

Build your ADU with Alex Home Pro Colorado and get a premium appliance package at no extra cost: Fridge, microwave hood, cooktop, dishwasher, washer & dryer included. 
Take advantage of this limited-time offer today! 

FILL OUT THE FORM TO GET STARTED!

Trusted. Verified. Licensed to Build with Confidence

Alex Home Pro is a licensed and insured general contractor proudly serving homeowners throughout Colorado. From BBB accreditation to city registration in Denver and Aurora, we meet the highest standards for professionalism and compliance. We're also Google Guaranteed and highly rated on Google Reviews and Yelp because your trust matters as much as the work itself.

License Number
CL-005549-2024

License Number
CL24-00525

License Number
CR24-0691

License Number
CR028547

License Number
LCC202400764

Attached ADUs

An attached accessory dwelling unit is built as an extension of your home — sharing a wall, roofline, and sometimes utilities. It’s a seamless way to expand your living space for multi-generational families or renters, while keeping everything under one roof. Ideal for homeowners looking to build an ADU without altering the yard footprint.

Detached ADUs

A detached ADU is a standalone structure on your property offering full privacy and flexibility. Whether you're creating a rental unit, a home office, or a guesthouse, our team of custom ADU builders designs and constructs every unit from the ground up. No prefabs here — just tailored, high-quality ADU construction that adds value and independence.

Garage Conversions

Turn your existing garage into a fully functional living space with a garage-to-ADU conversion. This is one of the most cost-effective ways to add an accessory dwelling unit without major structural changes. Our design-build process transforms underutilized square footage into stylish and efficient living quarters — fast, smart, and fully permitted.

Above Garage ADUs

Need to maximize space without expanding your home’s footprint? An above-garage ADU makes perfect use of vertical space. Popular for studios, guest suites, or rental units, this option adds livable square footage while preserving your yard. We provide full design-build ADU services, ensuring structural integrity and standout finishes from top to bottom.

ADU TYPES WE BUILD

Built for [City Name]: 
Over 225 Custom ADUs Completed

Start Your ADU Project in ​[City Name]. ​Request a Free Consultation Today​! Whether you’re planning an attached or detached ADU, a garage conversion, or transforming a basement into a functional living space and we will bring your vision to life. 

Specializing in all aspects of ADU construction, we ensure each project is completed with precision, style, and lasting quality. Start building your ideal Accessory Dwelling Unit in ​​[City Name] today!

Fill out the form above for a free consultation and take the first step towards your ADU transformation with Alex Home Pro Colorado!

85

Attached ADUs

61

Detached ADUs

38

Garage Conversions

41

Above Garage ADUs

Our ADUs are fully equipped with must-have features like a modern kitchen, private bathroom, dedicated living space, laundry hookups, storage, and energy-efficient systems — all designed for comfort, function, and long-term value.

 ​​​​​​​​​Living Rooms 

 ​​​​​​​​​Bedrooms 

 ​​​​​​​​​Master Bedrooms 

 ​​​​​​​​​Craft Rooms 

 ​​​​​​​​​Sunrooms 

 Interior Finishes

 Framing

 ​​​​​​​​​Walk-in Closets 

 ​​​​​​​​​Kitchens 

 ​​​​​​​​​Kitchenettes 

 ​​​​​​​​​Bathrooms 

 ​​​​​​​​​Staircases 

 ​​​​​​​​​Exterior Finishes 

 Electrical

 ​​​​​​​​​Decks 

 ​​​​​​​​​Porches 

 ​​​​​​​​​Sliding Doors 

 ​​​​​​​​​Private Entrances

 ​​​​​​​​​Attached Garages

 ​​​​​​​​​Flooring 

 Plumbing

ADDITIONAL ADU FEATURES

PROCESS

From small ADUs to spacious custom builds, our work showcases what’s possible when you have the right design, team, and vision.

These aren’t cookie-cutter builds. Each accessory dwelling unit is designed for the unique needs of the homeowner and the layout of the property.

Designed for rental income, family living, or personal space—built with style and smart functionality.

Discover Stunning ADU Builds From Detached to Garage Conversions

F A​ Q

What is an ADU?

An ADU, or accessory dwelling unit, is a self-contained living space on the same property as a single-family home. It can be attached, detached, a garage conversion, or even an internal unit like a basement suite.

How much does it cost to build an ADU in my backyard?

The cost of building an ADU in your backyard depends on size, design, permits, and features like bathrooms or kitchens. Backyard ADUs and custom units typically start in the low six figures.

Can I convert my garage into an ADU?

Yes — garage conversions are a popular and cost-effective way to add an ADU. Whether it's a 2-car garage ADU conversion or a detached garage, we handle everything from design to permitting.

What types of ADUs do you build?

We build all ADU types: attached, detached, junior ADUs, internal units, and garage conversions. Whether you're looking for a one-bedroom ADU or something compact like a small ADU, we’ve got you covered.

Do ADUs add value to my home?

Yes — a well-designed ADU adds significant value, whether you're looking to generate rental income, house family, or boost resale value. They’re a smart long-term investment.

How long does it take to build an ADU?

Most ADUs take 4–9 months from start to finish depending on the type (e.g., attached ADU vs. garage conversion) and the permit process in your city.

Want to Ask Something Specific?

Contact us for a free consultation. We’ll walk you through everything step-by-step.