Arise Constructions is a Denver, CO full-service residential contractor offering custom homes, ADUs, remodels, additions, and structural work. They use the JobTread portal for transparency and back all work with a minimum one-year warranty.
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Sustainable Design Build is Denver's premier ADU builder and contractor, using design-build for accessory dwelling units, garage conversions, in-law suites, backyard cottages, granny flats, and detached ADUs. Benefits: single contract, faster time... read more
Rescue Restoration specializes in constructing Additional Dwelling Units (ADUs) in Colorado. Their lead chief estimator can help design a custom ADU to fit your needs and financial goals. They are the lead resource in the Denver Metro area when it... read more
Factor Design Build is a Denver & Boulder, CO design-build firm with 30+ years of experience in luxury home remodeling, custom new homes & additions. Their integrated team of architects, designers & builders ensures seamless, on-budget... read more
Sheffield Homes, founded in 1978, is a trusted Colorado custom home builder offering fully personalized builds since 2018. Services include basement finishing, luxury finishes, energy upgrades, and flexible floor plans, backed by decades of qualit... read more
Prenvalley Builders is Denver's trusted ADU contractor & custom home builder. Specializing in ADUs, renovations, pop-tops & garages across the Front Range, they offer a seamless design-build process with honest pricing & energy-efficie... read more
Sunward Steel Buildings offers pre-engineered steel accessory dwelling units (ADUs), including granny flats and in-law suites. As a direct manufacturer, they provide customizable, code-compliant, affordable backyard cottage solutions across North ... read more
Henze Construction builds custom tiny homes and ADUs, including detached units, backyard cottages, and granny flats. Their 240 sq ft Architectural Tiny Home featured spruce wood, oak countertops, and propane systems. Custom builds available.
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Superior Construction & Home Renovations builds permitted ADUs in Denver, including backyard cottages, garage conversions, and basement suites. Following Denver's 2024 expansion, ~70% of residential lots now qualify. Full-service from zoning t... read more
Evans Construction LLC is a Colorado Springs ADU builder offering attached, detached, and garage conversion ADUs. Services include design, permitting, and construction, helping homeowners add rental income, multigenerational living, or guest space... read more
Denver homeowners can boost property value and earn rental income by building an ADU. 5280ADU, a division of Revo Renovations, offers full-service ADU construction, garage conversions, remodels, and more across Denver County.
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Prestige Contractors builds ADUs in Castle Rock & Douglas County with 20+ years of experience. Services include detached units, garage conversions, above-garage ADUs & attached additions. Fully permit-managed & code-compliant.
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Denver Custom ADU is a trusted ADU builder in Denver with 30+ years of experience. Led by Matt Brinn, they offer fixed pricing, monthly billing, proactive permitting, and commercial-grade standards for every residential ADU project.
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A2Z Builders is a Denver-based, family-owned Class A General Contractor with 16+ years of experience. They specialize in ADU construction, custom home builds, kitchen, bathroom, and basement remodeling across the Denver metro area.
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Stream Home Construction builds attached & detached ADUs in Colorado Springs. Services include custom floor plans, permits, zoning, and inspections. They help homeowners add rental income, family space, or guest units, boosting property value.... read more
Castle Rock, Colorado, is one of the fastest-growing cities in the state, situated between Denver and Colorado Springs along the I-25 corridor. This rapid growth has driven significant demand for Accessory Dwelling Units (ADUs), as homeowners look for ways to add housing options, generate rental income, or accommodate multigenerational families. Working with experienced ADU contractors in Castle Rock is essential to navigating the town's specific zoning codes, building regulations, and design standards that reflect the community's commitment to maintaining its unique character.
The Town of Castle Rock has specific rules governing ADU construction that homeowners and contractors must follow carefully. ADUs are generally permitted in single-family residential zones, but there are important restrictions to be aware of:
Because Castle Rock's municipal code is regularly updated to reflect the town's growth, it is critical to work with a licensed ADU contractor familiar with local Castle Rock building permits and the Town's Community Development Department requirements.
Skilled ADU builders in Castle Rock, CO can construct several types of accessory dwelling units depending on your property layout and goals:
Hiring a local ADU contractor in Castle Rock offers distinct advantages. Local professionals understand the Douglas County and Town of Castle Rock permitting processes, are familiar with HOA restrictions common in Castle Rock's many planned communities, and know the regional climate considerations — including snow load requirements and foundation needs specific to the Colorado Front Range. A knowledgeable contractor will manage everything from design and permitting to construction and final inspection, ensuring your ADU project is completed efficiently and in full compliance with all local regulations.