
Ennis Custom Homes
Ennis Custom Homes. Construction company. 200 S Rangeline Rd Suite 221, Carmel, IN 46032, United States
Looking for the best in-law suite builders in Carmel, Indiana? Our directory features 7 vetted in-law suite builders serving the Carmel area. Whether you're planning a new ADU construction, garage conversion, or backyard cottage, find the right builder for your project.

Ennis Custom Homes. Construction company. 200 S Rangeline Rd Suite 221, Carmel, IN 46032, United States

AJC General Contracting. General contractor. 10255 Commerce Dr #255, Carmel, IN 46032, United States

Specializing in ADU construction and related services in Carmel, IN.

Old Town Design Group. Custom home builder. 525 N End Dr Suite 100, Carmel, IN 46032, United States

The Oak Standard, LLC. General contractor. 275 Medical Dr #4744, Carmel, IN 46082, United States

Wedgewood Building Company. Custom home builder. 32 1st St NE, Carmel, IN 46032, United States

Specializing in ADU construction and related services in Carmel, IN.
Carmel is one of the top markets for accessory dwelling units in Indiana. With growing demand for affordable housing, ADU construction in Carmel offers homeowners an excellent opportunity to add living space, generate rental income, or house family members. Our curated list of in-law suite builders in Carmel helps you find experienced professionals who understand local building codes, zoning regulations, and permit requirements.
ADU construction costs in Carmel typically range from $150,000 to $350,000 depending on size, design, and finishes. Garage conversions are generally less expensive ($80,000–$150,000), while custom-built detached ADUs can cost more. Get free quotes from our listed in-law suite builders to compare prices.
Yes, ADU construction in Carmel requires building permits. Indiana has specific ADU regulations, and local zoning laws may have additional requirements. Our listed builders can help you navigate the permitting process.
ADU construction timelines in Carmel typically range from 4–12 months, depending on the project type. Prefab ADUs can be installed in 2–4 months, while custom builds may take 8–12 months including design and permitting.