At OTT Construction & Renovation, we specialize in high-quality home additions and ADU construction in Charleston, South Carolina, helping homeowners expand their living space while increasing property value.
Whether you’re planning a room extension, second-story addition, or a fully independent accessory dwelling unit (ADU), our team delivers custom solutions tailored to your lifestyle, budget, and property layout.
We handle every aspect of the project — from architectural planning and zoning compliance to construction, utilities, and finishing.
Our knowledge of Charleston’s local permitting regulations ensures your project moves smoothly from concept to completion.
Additions can include expanded living rooms, new bedrooms, sunrooms, or in-law suites, while ADUs are ideal for rental income, multigenerational living, or home office use.
Built with durable, climate-ready materials and thoughtful design, every addition or ADU we create is crafted to blend seamlessly with your existing structure and neighborhood style.
For homeowners seeking reliable ADU builders or addition contractors in Charleston, OTT Construction & Renovation offers the experience and craftsmanship you can count on.
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