Meta All Microsites Pixel

The 5 Best Accessory Dwelling Unit Builders in Denver, Colorado

4 Min Read

Sometimes referred to as a carriage house, accessory dwelling units (ADUs) are structures found on the same ground or are attached to single-family houses. It might be an apartment set over the garage, an apartment in the basement with a separate entrance, or a stand-alone house occupying the backyard. Recently, these structures have become especially popular and are being built for various reasons, including to gain income through rent or to house an aging family member. As a smaller and self-sufficient home, ADUs have basic bathroom facilities, a kitchen, an eating space, a sleeping space, and a living space. 

In Denver, these units have become especially common as real estate prices continue to rise. This list of the best accessory dwelling unit builders in Denver features local professionals with the ability to adapt their designs and management processes according to the client’s needs.

Precision Renovations

1653 Jackson St., Denver, CO 80220

A skill for project management is a signature skill that Precision Renovations has used as a pillar for completing ideal renovation projects. Established in 2012, this firm has experience dealing with building new homes, large-scale renovations, and smaller projects like kitchen and bathroom remodels. Kyle Paul, the President, and Owner have found his niche in pop-top renovations and ADUs as the desire for home share has increased. To accurately complete these projects, Precisions Renovations’s team is great at consistent communication involving the client and the entire team during project development and construction.


2422 Champa Street, Denver, CO 80205

ADU4U has an impressive 100 years of combined industry experience supporting its reputation as one of the area’s go-to ADU builders. Currently, this veteran firm has a team of designers and project managers supported by knowledgeable trade specialists who successfully accommodate each customized project’s necessities. Its ADUs usually feature unique finishes and are highly energy efficient. This firm also has real estate specialists who can help clients navigate neighborhoods to find the perfect space for the ADU project. With this highly functional team, ADU4U lives up to its name and has been consistently praised for successfully providing clients in Denver and the surrounding areas with ideal ADUs.

Original Roots Design+Build

383 Corona Street, #104, Denver, CO 80218

Focused on thoughtful, client-inspired designs, Original Roots Design+Build is made up of a select group of professionals who put timeliness at the forefront of their work. The firm continuously demonstrates the principles surrounding the firm’s name and creates distinguished remodels of older homes for clients in Denver and the surrounding area. Among its many projects, the firm has designed and constructed several garage ADUs which are quite a popular request for homeowners in the Denver area. Aside from creating visually attractive structures in a range of styles, including modern, contemporary, and Tudor, this fairly new firm displays an attentive eye for detail equal to that of a veteran firm.

AAA Home Improvements, Inc. 

10701 W Morrison Road, Lakewood, CO 80227

As a team of industry professionals, AAA Home Improvements, Inc.’s 75 years of experience manifests itself in a wide range of commercial and residential projects. These projects include kitchen remodels, bathrooms, and entire home remodels as well as smaller projects like additions and basement finishing. AAA Home Improvement’s team of collaborative professionals work alongside principal Toby Hertel. A professional with a background in the management and inspection of industrial projects, Hertel is capable of placing an impressive amount of attention to detail in remodeling residential homes.

L&D Construction

5151 Bannock Street, Denver, CO 80216

Whether it is a commercial or residential space, L&D Construction is a firm that carries immense talent on staff. You can see it in the firm’s work, where there is clearly a high attention to detail. Established in 2008, the firm has hosted a team of contractors highly capable of bringing high-quality craftsmanship. This ADU in Lincoln street is a good example. A little transitional-styled space, it presents chic elegance in dark palettes that most visible in the living room that transitions into a kitchen complete with a quaint breakfast bar. The firm has many other ADUs that present the same quality, and they have gained the attention of a number of publications. ColoradoBiz featured the firm in an article highlighting the pros of using add-on dwellings in the light of affordable urban housing.