At King Construction Company , we specialize in designing and building room additions in Orange County, CA that seamlessly expand your living space while enhancing the beauty and functionality of your home. Whether you need an extra bedroom, a home office, a family room, or a sunroom, our team works closely with you to create additions that meet your lifestyle needs and blend perfectly with your existing home design.

Our room addition services cover every stage of the process, from initial design and planning to construction and finishing touches. We focus on creating spaces that are both practical and aesthetically pleasing, ensuring that every detail, from flooring and windows to lighting and cabinetry—is carefully executed. With King Construction Company , you get a fully customized solution built to your exact specifications.